Auditor Directory
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All Auditor Firms
A-LIGN
FeaturedTampa, FL
A-LIGN is one of the largest and most recognized compliance audit firms in the United States. Profile includes pricing, framework coverage, reviews, and engagement process.
A-Systems
Dubai, UAE
A-Systems is a UAE-based ISO certification body offering ISO 27001, ISO 27701, and ISO 22301 certification audits for organizations in the Middle East.
Accredia Accredited Certification Bodies
Rome, Italy
Accredia is Italy's national accreditation body, accrediting ISO certification bodies to deliver ISO 27001, ISO 27701, and management system certifications in the Italian market.
AENOR
Madrid, Spain
AENOR is Spain's national standards and certification body offering ISO 27001, ISO 27701, ENS, and management system certifications across Spain and Latin America.
AFNOR Certification
Saint-Denis, France
AFNOR Certification is France's national standards body and a COFRAC-accredited ISO certification body offering ISO 27001, ISO 27701, and HDS audits.
Al Ghaith & Co
Abu Dhabi, UAE
Al Ghaith & Co is a leading UAE audit and advisory firm offering SOC, ISO 27001, and compliance services for government entities and private sector organizations.
ANAB Accredited Certification Bodies
Milwaukee, WI
ANAB is the US national accreditation body under ANSI, accrediting ISO certification bodies to deliver ISO 27001, ISO 27701, and management system certifications.
Anchin Block & Anchin LLP
New York, NY
Anchin Block & Anchin is a New York-based CPA firm offering SOC 1, SOC 2, HIPAA, and cybersecurity audit services for mid-market companies.
APCER
Porto, Portugal
APCER is a Portuguese ISO certification body offering ISO 27001, ISO 27701, and management system certifications across Portugal, Brazil, and Lusophone Africa.
Aprio
Atlanta, Georgia
Aprio is a top-25 US CPA and advisory firm offering SOC 2, ISO 27001, HITRUST, and cybersecurity assessments with strong technology sector expertise.
Arete Advisors
Nashville, TN
Arete Advisors is a healthcare compliance specialist based in Nashville, focusing on HIPAA, HITRUST, and health-tech security assessments.
Armanino
San Ramon, California
Armanino is a top-25 US CPA firm based in California with strong technology sector focus, offering SOC 2, ISO 27001, and cybersecurity assessments.
ASGN Cybersecurity
Glen Allen, VA
ASGN Cybersecurity is a boutique US cybersecurity and compliance firm specializing in SOC 2, FedRAMP, CMMC, and HITRUST assessments for government contractors and technology companies.
AssurancePoint
Atlanta, GA
AssurancePoint is a boutique CPA firm specializing in SOC 2 audits for technology companies. Profile includes pricing, framework coverage, and engagement details.
AuditBoard Partner Network
Cerritos, California
AuditBoard Partner Network connects enterprises with vetted audit firms that integrate with AuditBoard's GRC and internal audit management platform.
Baker Tilly
FeaturedChicago, Illinois
Baker Tilly is a top-10 global advisory CPA firm network with 43,000+ professionals in 141 countries, serving mid-market and growth companies.
Baker Tilly JFC
Dubai, UAE
Baker Tilly JFC is Baker Tilly International's Middle East member firm offering SOC, ISO 27001, PCI DSS, and compliance audit services across the Gulf region.
BDO Australia
Melbourne, Australia
BDO Australia is a leading mid-market audit and advisory firm providing SOC 2, ISO 27001, Essential Eight, and Privacy Act compliance services to Australian businesses across technology, financial services, and healthcare.
BDO Germany
Hamburg, Germany
BDO Germany is a leading mid-market audit and advisory firm providing ISO 27001, C5, TISAX, SOC 2, and GDPR compliance services to German mid-market companies and the Mittelstand.
BDO International
FeaturedBrussels, Belgium
BDO is the fifth-largest professional services network globally, providing audit, tax, and advisory services through member firms in over 160 countries.
BDO Japan
Tokyo, Japan
BDO Japan is a mid-market audit and advisory firm providing ISO 27001, SOC 2, APPI, and P-Mark compliance services to mid-market companies and foreign-invested businesses operating in Japan.
BDO Singapore
Singapore
BDO Singapore is a mid-market audit and advisory firm providing SOC 2, ISO 27001, PDPA, and MTCS compliance services to SMEs, mid-market firms, and listed companies in Singapore.
BDO UAE
Dubai, UAE
BDO UAE is BDO International's member firm in the UAE, providing audit, tax, and advisory services with strong compliance capabilities for Gulf businesses.
BDO UK LLP
London, United Kingdom
BDO UK is one of the UK's largest accountancy and business advisory firms, providing SOC 2, ISO 27001, GDPR, and Cyber Essentials audit services to mid-market and enterprise organizations.
Berdon LLP
New York, NY
Berdon LLP is a New York-based CPA firm offering SOC 1, SOC 2, HIPAA, and IT audit services for mid-market real estate and financial services companies.
BKD CPAs & Advisors
Springfield, MO
BKD CPAs & Advisors is a leading mid-market US CPA firm based in Missouri offering SOC, ISO 27001, HIPAA, and cybersecurity audit services across the central United States.
BPM LLP
San Jose, CA
BPM LLP is a leading West Coast accounting firm providing SOC 2, ISO 27001, and HIPAA audit services to technology companies and mid-market organizations in Silicon Valley and beyond.
British Assessment Bureau
Bury, UK
British Assessment Bureau is a UKAS-accredited certification body serving UK SMBs with ISO 27001, ISO 9001, and Cyber Essentials certifications.
BSI Group
FeaturedLondon, UK
BSI Group is the world's first national standards body and largest ISO certification body, offering ISO 27001, ISO 27701, SOC 2, and Cyber Essentials audits globally.
BSI Group
FeaturedLondon, United Kingdom
BSI Group is the world's leading standards and certification body, providing ISO 27001, ISO 22301, and other management system certifications globally.
BSR & Associates LLP
Mumbai, India
BSR & Associates LLP is KPMG India's audit affiliate, offering SOC 1, SOC 2, ISO 27001, and compliance audit services for enterprise and mid-market clients.
BSR & Co (KPMG India affiliate)
Mumbai, India
BSR & Co is KPMG's affiliate firm in India, providing audit, assurance, tax, and advisory services with Big Four methodology to Indian enterprises.
Bureau Veritas
FeaturedParis, France
Bureau Veritas is a world-leading testing, inspection, and certification company providing ISO 27001 and management system certifications in 140+ countries.
Camacho & Co
Bogota, Colombia
Camacho & Co is a Colombian CPA firm offering SOC, ISO 27001, and compliance audit services for mid-market companies in Colombia and the Andean region.
CBIZ
Cleveland, Ohio
CBIZ is a leading US business services company offering audit, tax, insurance, and advisory services through 100+ offices across the United States.
CERT-In Empaneled Auditors
New Delhi, India
CERT-In empaneled auditors are organizations authorized by India's Computer Emergency Response Team to conduct cybersecurity audits for regulatory compliance.
Certification Europe
Dublin, Ireland
Certification Europe is an Irish-based accredited certification body specializing in ISO 27001 and management system certifications across Europe.
Cherry Bekaert
Richmond, Virginia
Cherry Bekaert is a top-25 US CPA firm providing audit, tax, and advisory services with strong presence in the Southeast and growing national coverage.
CliftonLarsonAllen LLP
FeaturedMinneapolis, MN
CliftonLarsonAllen (CLA) is a top-eight US CPA firm headquartered in Minneapolis, offering SOC 1, SOC 2, ISO 27001, HIPAA, HITRUST, and CMMC audit services nationally.
CNAS Accredited Certification Bodies
Beijing, China
CNAS is China's national accreditation body, accrediting ISO certification bodies to deliver ISO 27001, ISO 27701, and management system certifications in the Chinese market.
Coalfire
FeaturedWestminster, Colorado
Coalfire is a leading US cybersecurity advisory and audit firm specializing in FedRAMP, SOC 2, PCI DSS, HITRUST, and CMMC for cloud and technology companies.
COFRAC Accredited Certification Bodies
Paris, France
COFRAC is France's national accreditation body, accrediting ISO certification bodies to deliver ISO 27001, ISO 27701, HDS, and management system certifications.
CohnReznick LLP
New York, NY
CohnReznick is a top-20 US accounting firm providing SOC 2, ISO 27001, HIPAA, and financial audit services to mid-market and enterprise clients across technology, financial services, and healthcare.
Compass IT Compliance
Tampa, FL
Compass IT Compliance is a PCI DSS specialist firm serving retail, healthcare, and hospitality organizations. Profile includes pricing and framework coverage.
Compliance Solutions ME
Dubai, UAE
Compliance Solutions ME is a boutique GRC consultancy in Dubai specializing in ISO 27001, PCI DSS, and GDPR compliance for Middle Eastern organizations.
ComplianceForge
Scottsdale, Arizona
ComplianceForge provides cybersecurity documentation templates, consulting, and NIST/CMMC/ISO implementation support for organizations building compliance programs.
ControlCase
Fairfax, Virginia
ControlCase is a compliance and cybersecurity firm specializing in PCI DSS, SOC 2, ISO 27001, and HITRUST audits with a unified compliance approach.
CQA - Canada Quality Audit
Toronto, Canada
CQA (Canada Quality Audit) is a Canadian SCC-accredited ISO certification body offering ISO 27001, ISO 27701, and management system certifications across Canada.
Crowe Global
FeaturedNew York, United States
Crowe Global is a top-10 global accounting network providing audit, tax, and advisory services through member firms in over 145 countries worldwide.
Crowe Middle East
Dubai, UAE
Crowe Middle East is a mid-market audit and advisory firm providing ISO 27001, SOC 2, NESA, and PDPL compliance services to SMEs and mid-market businesses across the UAE, Saudi Arabia, and Bahrain.
CyberSmart
London, UK
CyberSmart is a UK-based Cyber Essentials specialist providing automated compliance certification for SMBs and startups.
DEKRA
Stuttgart, Germany
DEKRA is one of the world's largest testing, inspection, and certification organizations offering ISO 27001, ISO 27701, and management system certifications globally.
Deloitte
FeaturedLondon, United Kingdom
Deloitte is the world's largest professional services firm, offering audit, assurance, tax, and advisory services across 150+ countries worldwide.
Deloitte Australia
FeaturedSydney, Australia
Deloitte Australia is a Big Four professional services firm providing SOC 2, ISO 27001, IRAP, Essential Eight, and enterprise risk advisory services to Australia's largest organizations across government, financial services, and technology.
Deloitte Canada
FeaturedToronto, Canada
Deloitte Canada is the country's largest Big Four professional services firm, providing SOC 2, ISO 27001, PIPEDA, SOX, and enterprise risk advisory services across financial services, technology, energy, and government sectors.
Deloitte Haskins & Sells LLP
FeaturedMumbai, India
Deloitte Haskins & Sells is Deloitte's primary India affiliate, offering SOC 1, SOC 2, ISO 27001, DPDPA, and compliance audit services across India.
Deloitte India
FeaturedMumbai, India
Deloitte India is a Big Four professional services firm providing SOC 2, ISO 27001, DPDPA, SOX, and comprehensive risk advisory services to India's largest corporations and multinational subsidiaries.
Deloitte Middle East
FeaturedDubai, UAE
Deloitte Middle East is the region's largest professional services firm, providing Big Four audit, assurance, and advisory services across the MENA region.
Deloitte Singapore
FeaturedSingapore
Deloitte Singapore is a Big Four professional services firm providing SOC 2, ISO 27001, PDPA, MTCS, and enterprise risk advisory services to major corporations and government agencies across Singapore and Southeast Asia.
Deloitte Tohmatsu
FeaturedTokyo, Japan
Deloitte Tohmatsu is Deloitte's Japanese member firm and one of Japan's largest audit firms, providing Big Four services including J-SOX and ISMAP compliance.
Deloitte Touche Tohmatsu Brazil
FeaturedSao Paulo, Brazil
Deloitte Brazil is the largest professional services firm in Latin America, offering SOC 1, SOC 2, ISO 27001, LGPD, and compliance audit services.
DIN CERTCO
Berlin, Germany
DIN CERTCO is a German DAkkS-accredited ISO certification body offering ISO 27001, ISO 27701, and management system certifications for European organizations.
Dixon Hughes Goodman LLP
Charlotte, NC
Dixon Hughes Goodman (DHG) is a leading Southeast US CPA firm offering SOC 1, SOC 2, ISO 27001, and HIPAA compliance audit services for mid-market companies.
DNV
FeaturedOslo, Norway
DNV is a global assurance and risk management company providing ISO 27001, ISO 22301, and management system certifications across 100+ countries worldwide.
EisnerAmper
New York, New York
EisnerAmper is a top-20 US accounting and advisory firm offering audit, tax, and cybersecurity services with strong presence in the Northeast and nationally.
Ernst & Young (EY)
FeaturedLondon, United Kingdom
EY is a Big Four professional services firm providing audit, assurance, tax, consulting, and strategy services across more than 150 countries worldwide.
Ernst & Young Brazil
FeaturedSao Paulo, Brazil
EY Brazil is Ernst & Young's Brazilian member firm offering SOC 1, SOC 2, ISO 27001, LGPD, and compliance audit services across Brazil.
EY Australia
FeaturedSydney, Australia
EY Australia is a Big Four professional services firm providing SOC 2, ISO 27001, IRAP, Essential Eight, and enterprise risk advisory services across financial services, technology, and government sectors in Australia.
EY France
FeaturedParis, France
EY France is a Big Four professional services firm providing ISO 27001, GDPR, HDS, SOC 2, and enterprise risk advisory services to French enterprises across financial services, technology, and manufacturing.
EY Germany
FeaturedStuttgart, Germany
EY Germany is a Big Four professional services firm providing ISO 27001, C5, TISAX, SOC 2, and GDPR compliance services to German enterprises, automotive companies, and financial institutions.
EY India
FeaturedMumbai, India
EY India is the largest Big Four operation in India by headcount, providing SOC 2, ISO 27001, DPDPA, SOX, and comprehensive risk advisory services across all major industries.
EY Japan
FeaturedTokyo, Japan
EY Japan (EY ShinNihon) provides Big Four audit, assurance, and advisory services with expertise in J-SOX, ISMAP, and Japanese regulatory compliance.
EY MENA
FeaturedDubai, UAE
EY MENA provides Big Four audit, assurance, tax, and advisory services across the Middle East and North Africa with offices in 15+ MENA countries.
EY Singapore
FeaturedSingapore
EY Singapore provides Big Four audit, assurance, and advisory services with strong cybersecurity and regulatory compliance capabilities for the ASEAN market.
Foo Kon Tan LLP
Singapore
Foo Kon Tan is a leading Singapore CPA firm offering SOC 1, SOC 2, ISO 27001, PDPA, and compliance audit services for SME and mid-market companies.
Forvis Mazars (US)
FeaturedSpringfield, Missouri
Forvis Mazars is a top-10 US professional services firm formed from the merger of BKD and Dixon Hughes Goodman, now part of the Mazars global network.
Friedman LLP
New York, NY
Friedman LLP is a New York-based CPA firm offering SOC 1, SOC 2, HIPAA, and PCI DSS compliance audits for mid-market companies in the tristate area.
Grant Thornton
FeaturedLondon, United Kingdom
Grant Thornton is a leading global professional services network providing audit, tax, and advisory services through member firms in over 140 countries.
Grant Thornton Bharat
New Delhi, India
Grant Thornton Bharat is one of India's largest professional services firms, offering audit, tax, and advisory services including cybersecurity and compliance.
Grant Thornton LLP
FeaturedChicago, IL
Grant Thornton US is a top-seven national CPA firm offering SOC 1, SOC 2, ISO 27001, HIPAA, HITRUST, FedRAMP, and CMMC audit services for mid-market and enterprise companies.
Grant Thornton UAE
Dubai, UAE
Grant Thornton UAE is a mid-market audit and advisory firm providing ISO 27001, SOC 2, NESA, and PDPL compliance services to businesses across the UAE.
Grant Thornton UK LLP
London, United Kingdom
Grant Thornton UK is a major mid-tier audit and advisory firm providing SOC 2, ISO 27001, GDPR, and financial audit services to UK businesses from startups to listed companies.
Grassi & Co
New York, NY
Grassi & Co is a New York-based mid-market CPA firm offering SOC 1, SOC 2, HIPAA, and PCI DSS compliance audit services for SMBs and mid-market companies.
Haysmacintyre LLP
London, UK
Haysmacintyre is a London-based chartered accountancy firm offering ISO 27001, SOC 2, GDPR, and Cyber Essentials compliance audit services for mid-market organizations.
HLB International
London, United Kingdom
HLB International is a global advisory and accounting network with 40,000+ professionals in member firms spanning 156 countries and territories.
Hussain Lootah & Associates
Dubai, UAE
Hussain Lootah & Associates is a UAE-based audit firm offering SOC, ISO 27001, NESA, and compliance services for mid-market companies in Dubai and Abu Dhabi.
ICONTEC
Bogota, Colombia
ICONTEC is Colombia's national standards and certification body offering ISO 27001, ISO 27701, and management system certifications across Latin America.
Infosys BPM
Bangalore, India
Infosys BPM provides cybersecurity, compliance audit, and risk management services leveraging Infosys's global delivery model across 30+ countries.
Insight Assurance
Miami, Florida
Insight Assurance is a Florida-based CPA firm specializing in SOC 2, ISO 27001, and HITRUST audits for startups and growing technology companies.
Intertek
London, United Kingdom
Intertek is a global quality assurance provider offering ISO 27001, ISO 22301, and management system certifications through operations in 100+ countries.
IRQS
Mumbai, India
IRQS is an accredited ISO certification body based in India, offering ISO 27001, ISO 9001, and other management system certifications across South Asia.
ISRS
Nairobi, Kenya
ISRS is an accredited ISO certification body based in Kenya, providing ISO 27001 and management system certifications across East Africa.
IT Audit Labs
Minneapolis, Minnesota
IT Audit Labs is a boutique US cybersecurity firm specializing in SOC 2, NIST, CMMC, and IT audit services for SMBs and defense contractors.
IT Governance
Ely, United Kingdom
IT Governance is a UK-based cybersecurity and compliance firm providing ISO 27001 implementation, GDPR consulting, and certification support services worldwide.
IT Governance Ltd
Ely, Cambridgeshire, United Kingdom
IT Governance Ltd is a UK-based boutique specializing in ISO 27001 certification, Cyber Essentials, GDPR compliance, and PCI DSS assessments for SMEs and mid-market organizations.
JAS-ANZ Accredited Certification Bodies
Canberra, Australia
JAS-ANZ is the joint accreditation body for Australia and New Zealand, accrediting ISO certification bodies operating in the APAC region.
JISC/JAB Accredited Certification Bodies
Tokyo, Japan
JISC/JAB is Japan's national accreditation body for ISO certification bodies, ensuring ISO 27001 and management system certifications meet international standards.
Johanson Group
Phoenix, AZ
Johanson Group is a boutique CPA firm in Phoenix specializing in SOC 2 audits for startups and SMBs. Profile includes pricing and engagement details.
JQS
Tokyo, Japan
JQS is a Japanese accredited certification body specializing in ISO 27001 and quality management system certifications for Japanese organizations.
KAB Accredited Certification Bodies
Seoul, South Korea
KAB is South Korea's national accreditation body for ISO certification bodies, ensuring ISO 27001 and management system certifications meet international standards.
Kiwa
Rijswijk, Netherlands
Kiwa is a Netherlands-based global testing, inspection, and certification body offering ISO 27001, ISO 27701, and management system certifications across Europe.
KPMG
FeaturedAmstelveen, Netherlands
KPMG is a Big Four professional services firm providing audit, tax, and advisory services through a global network spanning 143 countries and territories.
KPMG Australia
FeaturedSydney, Australia
KPMG Australia provides Big Four audit, assurance, and cybersecurity services with deep expertise in APRA, CPS 234, and Australian regulatory compliance.
KPMG AZSA LLC
FeaturedTokyo, Japan
KPMG AZSA (KPMG Japan) is a Big Four audit firm providing SOC 2, ISO 27001, APPI, ISMAP, and enterprise risk advisory services to Japan's largest corporations across technology, manufacturing, and financial services.
KPMG Brazil
FeaturedSao Paulo, Brazil
KPMG Brazil is KPMG's Brazilian member firm offering SOC 1, SOC 2, ISO 27001, LGPD, and compliance audit services for enterprises and mid-market companies.
KPMG Canada
FeaturedToronto, Canada
KPMG Canada is a Big Four professional services firm providing SOC 2, ISO 27001, PIPEDA, SOX, and enterprise risk advisory services to Canadian organizations across financial services, technology, energy, and government.
KPMG China
FeaturedBeijing, China
KPMG China is one of China's largest Big Four firms, providing audit, assurance, and advisory services with expertise in Chinese regulatory compliance.
KPMG India
FeaturedMumbai, India
KPMG India is a Big Four professional services firm providing SOC 2, ISO 27001, DPDPA, and enterprise risk advisory services to India's largest organizations across financial services, technology, and government sectors.
KPMG Lower Gulf
FeaturedDubai, UAE
KPMG Lower Gulf is KPMG's UAE and Oman practice, providing Big Four audit, assurance, tax, and advisory services across the Gulf region.
KPMG Singapore
FeaturedSingapore
KPMG Singapore is KPMG's ASEAN hub, providing Big Four audit, assurance, tax, and advisory services with strong regulatory and compliance expertise.
Kreston Reeves LLP
London, UK
Kreston Reeves is a UK chartered accountancy firm offering ISO 27001, SOC 2, GDPR, and Cyber Essentials compliance services across London and Southeast England.
Kroll
FeaturedNew York, New York
Kroll is a global risk and financial advisory firm providing cybersecurity, compliance, and investigation services with deep expertise in digital forensics.
KSM (Katz, Sapper & Miller)
Indianapolis, Indiana
KSM (Katz, Sapper & Miller) is a top-50 US CPA firm based in Indianapolis providing audit, tax, and IT risk advisory services to mid-market clients.
Linford & Company
Denver, CO
Linford & Company is a Denver-based CPA firm specializing in SOC, ISO 27001, and FedRAMP audits. Profile includes pricing and framework coverage.
LRQA
FeaturedLondon, United Kingdom
LRQA is a global assurance and certification provider specializing in ISO 27001, ISO 22301, cybersecurity, and management system certifications worldwide.
Mahajan & Aibara
Mumbai, India
Mahajan & Aibara is a boutique Indian chartered accountancy firm specializing in SOC 2, ISO 27001, and DPDPA compliance audits for startups, SaaS companies, and mid-market technology firms.
Marcum LLP
New York, NY
Marcum LLP is a top-15 US national accounting and advisory firm providing SOC 2, ISO 27001, HIPAA, and financial audit services to mid-market organizations.
Mazars
FeaturedParis, France
Mazars is an international audit, tax, and advisory firm operating as an integrated partnership across 95+ countries with 47,000+ professionals.
Mazars France
Paris, France
Mazars France is the home practice of the Forvis Mazars network, providing ISO 27001, GDPR, HDS, and SOC 2 compliance services to French mid-market companies and enterprises at competitive pricing.
Mazars Middle East
Dubai, UAE
Mazars Middle East is a mid-market audit and advisory firm providing ISO 27001, SOC 2, NESA, and PDPL compliance services across the UAE, Saudi Arabia, and Qatar.
Mazars UK
London, United Kingdom
Mazars UK is a leading mid-market audit and advisory firm providing ISO 27001, SOC 2, GDPR, and Cyber Essentials compliance services to UK businesses across financial services, technology, and the public sector.
Middle East Certifications
Dubai, UAE
Middle East Certifications is an accredited ISO certification body based in Dubai, serving organizations across the GCC with ISO 27001 and management system certifications.
MNP LLP
Calgary, Canada
MNP LLP is Canada's largest national accounting and consulting firm, providing SOC 2, ISO 27001, PIPEDA, and cybersecurity compliance services to mid-market businesses across all Canadian provinces.
Moore Global
London, United Kingdom
Moore Global is a top-15 international accounting and advisory network with 34,000+ professionals serving clients across 110+ countries worldwide.
Moore Kingston Smith LLP
London, UK
Moore Kingston Smith is a London-based chartered accountancy firm offering ISO 27001, SOC 2, GDPR, and Cyber Essentials audit services as part of the Moore Global network.
Moss Adams
Seattle, Washington
Moss Adams is one of the largest US CPA firms, providing audit, tax, and consulting services from 30+ offices primarily across the Western United States.
MSKA & Associates
Mumbai, India
MSKA & Associates is BDO India's audit affiliate, offering SOC 1, SOC 2, ISO 27001, and compliance audit services for mid-market companies in India.
Nangia Andersen
New Delhi, India
Nangia Andersen is a leading Indian professional services firm and Andersen Global member, providing audit, tax, and compliance services across India.
Nexia International
London, United Kingdom
Nexia International is a global network of independent accounting and consulting firms with 39,000+ professionals across 125+ countries worldwide.
Nexia SAB&T
Johannesburg, South Africa
Nexia SAB&T is a leading South African audit firm and Nexia International member offering SOC, ISO 27001, POPIA, and compliance services.
NQA
Warwick, United Kingdom
NQA is a UKAS and ANAB accredited certification body providing affordable ISO 27001, ISO 22301, and management system certifications for organizations globally.
PECB
Montreal, Canada
PECB is a global certification and training organization specializing in ISO standards, offering both professional certifications and management system audits.
Pitcher Partners
Melbourne, Australia
Pitcher Partners is a leading Australian mid-market accounting firm providing SOC 2, ISO 27001, Essential Eight, and Privacy Act compliance services to mid-market businesses and family enterprises.
PKF Africa
Johannesburg, South Africa
PKF Africa provides audit, ISO 27001, POPIA, and compliance services across Sub-Saharan Africa through the PKF International network.
PKF International
London, United Kingdom
PKF International is a global network of independent accounting and advisory firms with 22,000+ professionals across 150+ countries worldwide.
PKF International (Middle East)
Dubai, UAE
PKF Middle East is PKF International's regional practice offering SOC, ISO 27001, PCI DSS, and compliance audit services across the Gulf states.
PKF Littlejohn LLP
London, United Kingdom
PKF Littlejohn is a London-based mid-market accountancy firm providing SOC 2, ISO 27001, GDPR, and Cyber Essentials audit services to growing UK businesses.
PKF Singapore
Singapore
PKF Singapore is PKF International's Singapore member firm offering SOC, ISO 27001, PDPA, and compliance audit services for mid-market companies.
Plante Moran
Southfield, Michigan
Plante Moran is a top-15 US CPA firm known for exceptional workplace culture, providing audit, tax, and cybersecurity services to mid-market companies.
Prescient Assurance
Toronto, Canada
Prescient Assurance is a startup-friendly CPA firm offering affordable SOC 2, ISO 27001, and HIPAA audits with fast turnaround for growing companies.
PricewaterhouseCoopers (PwC)
FeaturedLondon, United Kingdom
PwC is one of the Big Four professional services firms, providing audit, assurance, tax, and consulting services to major organizations in 152 countries.
PricewaterhouseCoopers Brazil
FeaturedSao Paulo, Brazil
PwC Brazil is PricewaterhouseCoopers' Brazilian member firm offering SOC 1, SOC 2, ISO 27001, LGPD, and compliance audit services for Latin America's largest market.
Protiviti
FeaturedMenlo Park, California
Protiviti is a global consulting firm specializing in internal audit, risk management, and compliance with 9,000+ professionals across 25+ countries.
Protiviti India
Mumbai, India
Protiviti India provides internal audit, IT risk, and compliance services including ISO 27001, SOC 2, and CERT-In assessments for Indian enterprises.
Protiviti Middle East
Dubai, UAE
Protiviti Middle East provides internal audit, IT risk, and compliance services including ISO 27001 and SOC 2 for organizations across the Gulf region.
PwC Aarata LLC
FeaturedTokyo, Japan
PwC Aarata (PwC Japan) is a Big Four audit firm providing SOC 2, ISO 27001, APPI, ISMAP, and enterprise risk advisory services to Japan's leading corporations across financial services, technology, and manufacturing.
PwC Australia
FeaturedSydney, Australia
PwC Australia is one of Australia's largest professional services firms, providing Big Four audit, assurance, and cybersecurity services across Oceania.
PwC Canada
FeaturedToronto, Canada
PwC Canada is a Big Four professional services firm providing SOC 2, ISO 27001, PIPEDA, SOX, and enterprise risk advisory services to Canada's largest organizations across financial services, technology, energy, and government.
PwC China
FeaturedShanghai, China
PwC China is the largest Big Four firm in China, providing audit, assurance, and advisory services with deep expertise in Chinese regulatory compliance.
PwC France
FeaturedParis, France
PwC France is a Big Four professional services firm providing ISO 27001, GDPR, HDS, SOC 2, and enterprise risk advisory services to French enterprises across financial services, technology, healthcare, and government.
PwC Germany
FeaturedFrankfurt, Germany
PwC Germany is a Big Four professional services firm providing ISO 27001, C5, TISAX, SOC 2, and GDPR compliance services to German enterprises across automotive, manufacturing, technology, and financial services.
PwC India
FeaturedMumbai, India
PwC India is a Big Four professional services firm providing SOC 2, ISO 27001, DPDPA, SOX, and enterprise risk advisory services to India's largest corporations and multinational subsidiaries.
PwC Middle East
FeaturedDubai, UAE
PwC Middle East is a Big Four professional services firm providing SOC 2, ISO 27001, NESA, PDPL, and enterprise risk advisory services across the UAE, Saudi Arabia, and the broader Middle East region.
PwC Singapore
FeaturedSingapore
PwC Singapore is a Big Four professional services firm providing SOC 2, ISO 27001, PDPA, MTCS, and enterprise risk advisory services to financial institutions, technology companies, and government agencies in Singapore and the APAC region.
QMS International
Doncaster, UK
QMS International is a UKAS-accredited UK certification body specializing in ISO 27001 and management system certifications for SMBs.
Richter LLP
Montreal, Canada
Richter is a leading Canadian mid-market accounting and advisory firm based in Montreal, providing SOC 2, ISO 27001, PIPEDA, and cybersecurity compliance services with full bilingual capability.
RINA
Genoa, Italy
RINA is an Italian multinational inspection, certification, and engineering consultancy offering ISO 27001, ISO 27701, and management system certifications globally.
Risk Crew
London, United Kingdom
Risk Crew is a UK cybersecurity consultancy providing ISO 27001, GDPR, and penetration testing services for startups and mid-market technology companies.
Roedl & Partner
Nuremberg, Germany
Roedl & Partner is a German mid-market professional services firm providing ISO 27001, TISAX, C5, and GDPR compliance services to the Mittelstand and international businesses with German operations.
RQM+
Dubai, UAE
RQM+ is a regulatory compliance specialist serving medical device and healthcare organizations from the UAE and US, covering ISO 13485, ISO 27001, and FDA requirements.
RSM International
FeaturedLondon, United Kingdom
RSM International is the sixth-largest global professional services network, delivering audit, tax, and consulting services across 120+ countries.
RSM Singapore
Singapore
RSM Singapore is a mid-market audit and advisory firm providing SOC 2, ISO 27001, PDPA, and PCI DSS compliance services to SMEs and growing businesses in Singapore.
RSM US LLP
FeaturedChicago, IL
RSM US LLP is the fifth-largest US CPA firm and a leading mid-market auditor offering SOC 1, SOC 2, ISO 27001, HIPAA, HITRUST, FedRAMP, and CMMC services nationwide.
Ruihua Certified Public Accountants
Beijing, China
Ruihua Certified is one of China's largest domestic CPA firms offering ISO 27001, MLPS, and financial audit services for Chinese enterprises.
S.R. Batliboi & Associates LLP
Mumbai, India
S.R. Batliboi & Associates is EY's primary India affiliate, offering SOC 1, SOC 2, ISO 27001, and compliance audit services for Indian enterprises.
SABS
Pretoria, South Africa
SABS is the South African Bureau of Standards, offering accredited ISO 27001 and management system certifications as the national standards body.
SAI Global
Sydney, Australia
SAI Global is an Australian certification body and compliance solutions provider offering ISO certifications and risk management services across APAC.
Samil PricewaterhouseCoopers
FeaturedSeoul, South Korea
Samil PwC is PricewaterhouseCoopers' South Korean member firm offering SOC 1, SOC 2, ISO 27001, ISMS-P, and compliance audit services for Korean enterprises.
Schellman (EU Office)
Frankfurt, Germany
Schellman EU is the European office of Schellman & Company, providing SOC 2, ISO 27001, GDPR, and C5 compliance audits for European technology companies.
Schellman & Company
FeaturedTampa, Florida
Schellman is a leading US compliance audit firm specializing in SOC 2, ISO 27001, FedRAMP, HITRUST, and PCI DSS assessments for technology companies.
Secureframe Audit Partners
San Francisco, California
Secureframe Audit Partners is a network of vetted audit firms integrated with Secureframe's compliance automation platform for streamlined certifications.
Sensiba
San Jose, California
Sensiba (formerly SingerLewak) is a California-based CPA firm specializing in SOC 2, ISO 27001, and compliance audits for technology and SaaS companies.
SGS
FeaturedGeneva, Switzerland
SGS is the world's largest testing, inspection, and certification company, providing ISO 27001 and management system certifications across 140+ countries.
ShineWing Certified Public Accountants
Beijing, China
ShineWing is one of China's largest domestic CPA firms offering SOC, ISO 27001, MLPS, and compliance audit services for Chinese and multinational companies.
Sikich
Naperville, Illinois
Sikich is a top-30 US professional services firm offering audit, technology, and cybersecurity services with strong Midwest presence and CMMC capabilities.
SizweNtsalubaGobodo-Grant Thornton
Johannesburg, South Africa
SizweNtsalubaGobodo-Grant Thornton is South Africa's largest Black-owned audit firm offering SOC, ISO 27001, POPIA, and compliance services.
Smith & Williamson
London, UK
Smith & Williamson is a UK-based chartered accountancy and advisory firm offering ISO 27001, SOC 2, GDPR, and Cyber Essentials audit services.
SOCOTEC
Paris, France
SOCOTEC is a major French certification body offering ISO 27001 and multi-standard certifications across Europe. Profile includes pricing and framework coverage.
SRKAY Consulting
New Delhi, India
SRKAY Consulting is a CERT-In empaneled cybersecurity and compliance firm in India offering ISO 27001, SOC 2, GDPR, and PCI DSS consulting services.
Talal Abu-Ghazaleh & Co International
Amman, Jordan
Talal Abu-Ghazaleh & Co is the largest Arab professional services firm, offering audit, ISO certification, SOC, and compliance services across the MENA region.
TCS (Tata Consultancy Services)
FeaturedMumbai, India
TCS is India's largest IT services company offering cybersecurity, compliance audit, and risk advisory services to enterprises across 46 countries worldwide.
Tevora
Irvine, CA
Tevora is a boutique cybersecurity and compliance firm based in Southern California specializing in SOC 2, PCI DSS, HITRUST, and ISO 27001 assessments for startups and mid-market companies.
TQS
Singapore
TQS is a Singapore-based accredited certification body offering ISO 27001 and management system certifications across Southeast Asia.
TUV Austria
Vienna, Austria
TUV Austria is an Austrian testing, inspection, and certification organization offering ISO 27001, ISO 27701, and management system certifications across Central and Eastern Europe.
TUV Nord
Hanover, Germany
TUV Nord is a German certification body providing ISO 27001, TISAX, and management system certifications with strong European and Asian market presence.
TUV Rheinland
FeaturedCologne, Germany
TUV Rheinland is a world-leading German certification and testing body providing ISO 27001, TISAX, and management system certifications across 60+ countries.
TUV SUD
FeaturedMunich, Germany
TUV SUD is a leading German testing, inspection, and certification body providing ISO 27001, TISAX, and management system certifications across 50+ countries.
UHY Hacker Young
London, UK
UHY Hacker Young is a UK chartered accountancy firm offering ISO 27001, SOC 2, GDPR, and Cyber Essentials audit services through the UHY International network.
UKAS Accredited Certification Bodies
Staines-upon-Thames, UK
UKAS is the UK's national accreditation body, accrediting ISO certification bodies to deliver ISO 27001, ISO 27701, and other management system certifications.
Vista InfoSec
Mumbai, India
Vista InfoSec is a global cybersecurity and compliance firm offering PCI DSS, SOC 2, ISO 27001, and GDPR assessments at competitive international pricing.
Walker Chandiok & Co LLP
New Delhi, India
Walker Chandiok & Co is Grant Thornton's India affiliate, offering SOC 1, SOC 2, ISO 27001, and compliance audit services for mid-market and enterprise clients.
Warren Averett
Birmingham, Alabama
Warren Averett is a top-50 US CPA firm based in Alabama providing audit, tax, and cybersecurity advisory services across the Southeastern United States.
Wipfli
Milwaukee, Wisconsin
Wipfli is a top-20 US CPA and consulting firm with strong Midwest presence, providing audit, tax, and cybersecurity advisory services to mid-market clients.
WithumSmith+Brown
Princeton, NJ
WithumSmith+Brown is a top-25 US CPA and advisory firm based in New Jersey, offering SOC 1, SOC 2, ISO 27001, and HIPAA audit services for mid-market companies.
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