AccessIT Group
HQ: United StatesVerified
King of Prussia, Pennsylvania cybersecurity firm listed as a PCI Qualified Security Assessor (QSA) company; its site lists PCI ROC/SAQ services.
Audit firms in Pennsylvania
13 Verified firms with an office in Pennsylvania · Verified first · All auditors
These firms have a published office in Pennsylvania. A firm may also have offices elsewhere. Listings are checked facts, not endorsements or rankings.
Cherry Bekaert
HQ: United StatesVerified
CPA and advisory firm with offices across the US; performs SOC 1 and SOC 2 examinations and is listed as a HITRUST External Assessor and CMMC C3PAO.
Raleigh, North Carolina · Carlsbad, California · Torrance, California · +51 more
Deloitte & Touche LLP (Deloitte US)
HQ: United StatesVerified
US member firm of the Deloitte network. ANAB-accredited ISO/IEC 27001 certification body, FedRAMP-recognized third-party assessor and HITRUST External Assessor.
New York, New York · Chicago, Illinois · Arlington, Virginia · +15 more
Ernst & Young LLP (EY US)
HQ: United StatesVerified
US member firm of the EY global network; listed as a PCI DSS Qualified Security Assessor and a HITRUST External Assessor.
New York, New York · Chicago, Illinois · San Francisco, California · +11 more
Forvis Mazars
HQ: United StatesVerified
US accounting and advisory firm with offices in many states; listed as a PCI QSA, HITRUST External Assessor and CMMC C3PAO.
Charlotte, North Carolina · Appleton, Wisconsin · Asheville, North Carolina · +72 more
I.S. Partners
HQ: United StatesVerified
Compliance audit firm based in Dresher, Pennsylvania with a London office; listed as an ANAB-accredited ISO 27001 certification body, HITRUST External Assessor and CMMC C3PAO.
KPMG LLP (KPMG US)
HQ: United StatesVerified
US member firm of the KPMG network. FedRAMP-recognized third-party assessor and PCI Qualified Security Assessor company.
New York, New York · Chicago, Illinois · McLean, Virginia · +9 more
LBMC
HQ: United StatesVerified
Tennessee advisory firm headquartered in Brentwood (Nashville area) offering ISO certification, HITRUST and PCI DSS services.
Brentwood, Tennessee · Chattanooga, Tennessee · Knoxville, Tennessee · +5 more
McKonly & Asbury
HQ: United StatesVerified
Pennsylvania CPA firm based in Camp Hill offering SOC 1 and SOC 2 examinations and HITRUST assessments; listed as a CMMC C3PAO.
Camp Hill, Pennsylvania · Lancaster, Pennsylvania · Bloomsburg, Pennsylvania · +1 more
Novacoast
HQ: United StatesVerified
Wichita, Kansas cybersecurity services firm with US offices in seven more states, listed as a PCI Qualified Security Assessor (QSA) company.
Wichita, Kansas · Paso Robles, California · Tempe, Arizona · +5 more
PRI Certification (Performance Review Institute)
HQ: United StatesVerified
Certification program of the Performance Review Institute, headquartered in Warrendale, Pennsylvania, offering accredited ISO/IEC 27001 certification alongside aerospace and quality standards.
Schneider Downs
HQ: United StatesVerified
Pittsburgh-based CPA and advisory firm with offices in Columbus and McLean; performs SOC examinations and is listed as a PCI QSA, HITRUST External Assessor and CMMC C3PAO.
Pittsburgh, Pennsylvania · Columbus, Ohio · McLean, Virginia
SecureStrux
HQ: United StatesVerified
Lancaster, Pennsylvania cybersecurity firm listed as an authorized CMMC Third-Party Assessment Organization (C3PAO).
Framework pages for this location
Related locations: United States · Philadelphia, Pennsylvania · Pittsburgh, Pennsylvania
FAQ
How many audit firms are listed in Pennsylvania?
13 Verified firms have a published office in Pennsylvania. Pages exist only where at least 3 Verified firms match. This is not a ranking.
Which registry listings do you check?
Firms on this page appear because an official registry listed them for at least one published framework (SOC 1, SOC 2, ISO 27001, HITRUST, PCI DSS, CMMC). Each firm page names the registry row and the date checked.
Which cities in Pennsylvania have the most listed firms?
Atlanta (5), Chicago (5), Dallas (5), Denver (5), Houston (5), Boston (4).
How do I get matched with a listed firm?
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