Company lists · Data refreshed November 2026

Top 25 System audit services based in the United States

RevenueBase identified 117 company matches for system audit services associated with the United States as of November 2026 and tracks 942 professional contacts across them, including 489 with verified work emails. Houston is the largest hub.

This list covers company matches for system audit services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
117Companies
942Contacts tracked
489Verified emails
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The 25 largest system audit services based in the United States

Ranked by team size
Top 25 of 117 company matches for system audit services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNashville, TN, United StatesHQ recorded Nov 5, 202651-200141 contacts →

Exact match

“KirkpatrickPrice is a licensed information security CPA firm, a PCI QSA, and a HITRUST CSF Assessor, providing assurance services to over clients worldwide.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchDayton, OH, United StatesHQ recorded Nov 5, 202611-5076 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchColorado Springs, CO, United StatesHQ recorded Nov 5, 202651-20057 contacts →

Exact match

“Johanson Group has provided Security & Compliance Audit Services to public and private companies in a variety of industries across the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBirmingham, AL, United StatesHQ recorded Nov 5, 202611-5047 contacts →

Exact match

“SecurIT360 is a unique company driven by Cyber knowledge and applying it to eliminate blind spots.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchLafayette, IN, United StatesHQ recorded Nov 5, 202611-5033 contacts →

Exact match

“We provides a Managed SOC/SIEM as a Managed Security Service Provider (MSSP) and IT audit solutions as an audit firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchDenver, CO, United StatesHQ recorded Nov 5, 202611-5030 contacts →

Exact match

“Linford & Company LLP is a Denver-based Certified Public Accounting firm comprised of former “Big Four” auditors and Information Security experts.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchTampa, KY, United StatesHQ recorded Nov 5, 202611-5030 contacts →

Exact match

“Fastrics is an experienced IT Audit, Cybersecurity and Data Analytics firm adaptable to all sizes of projects and entities.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchFirestone, CO, United StatesHQ recorded Nov 5, 202611-5029 contacts →

Exact match

“DigeTekS is the only local, security-focused IT provider servicing financial institutions, hospitals, and local governments in cities across Wyoming, Colorado Front Range…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchOverland Park, KS, United StatesHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“As a national Information Security and Compliance firm, 10-D specializes in serving financial institutions, and has for 19 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBlue Bell, PA, United StatesHQ recorded Nov 5, 20261-1024 contacts →

Exact match

“We provide Cyber Security Risk Assessments and Compliance Audits that are Obtainable, Simple and Affordable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchEl Dorado Hills, CA, United StatesHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“Consilium Labs is an independent conformity assessment body delivering objective, standards-based audits and assessments for organizations operating in security, privacy, AI…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchDenver, CO, United StatesHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“Cooper-Richards is a Denver-based firm that specializes in independent IT risk management, internal audit, accounting and finance management, and regulatory compliance services…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchBraintree, MA, United StatesHQ recorded Nov 5, 202651-20016 contacts →

Exact match

“At OCD Tech, we provide independent and objective assurance of your IT controls.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchSheridan, WY, United StatesHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“Digisecuritas is a global cybersecurity firm focused exclusively on audit, compliance, and managed security services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchAudubon, PA, United StatesHQ recorded Nov 5, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“Top notch services at reasonable cost RGS Global Advisors has a wealth of internal audit, FDICIA and SOX testing, remediation, consultancy, BSA/AML/OFAC, IT/IS/Cybersecurity &…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Nov 5, 202611-5012 contacts →

Exact match

“CompCiti has been providing IT auditing, compliance, security and management services for over 20 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 202651-20012 contacts →

Exact match

“Aurex is a unique plug-and-play ecosystem that gives clients a greater degree of assurance over their complex, multifaceted organization employing its Audit & Analytics…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchHonolulu, HI, United StatesHQ recorded Nov 5, 20261-109 contacts →

Exact match

“R!SC as provider of Risk Management, Internal Audit, IT Assurance, Compliance, and Security Advisory services can assist top management in navigating business risks and focusing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchSouth Easton, MA, United StatesHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Healy & Healy is a consulting firm, providing management consulting services to a variety of clients since 1985.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 20261-105 contacts →

Exact match

“AssurancePoint is a quality-focused information security audit and compliance advisory firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchFt Lauderdale, FL, United StatesHQ recorded Nov 5, 202611-505 contacts →

Exact match

“Auditvisor is a leading audit and assurance company specializing in helping businesses of all sizes achieve and maintain compliance with regulatory standards such as SOC, ISO…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchPeoria, AZ, United StatesHQ recorded Nov 5, 20261-105 contacts →

Exact match

“L3 Solutions is a full service compliance-based IT audit firm specializing in evaluating financial institution, healthcare, and Microsoft vendor control environments for…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchNy, United StatesHQ recorded Nov 5, 202611-504 contacts →

Exact match

“DataGuardZ offers a unique approach in IT Risk Assessment.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchSioux Falls, SD, United StatesHQ recorded Nov 5, 20261-103 contacts →

Exact match

“We offer accurate, professional, and cost-effective auditing and consulting including: Internal Monitoring Policy & Procedures Internal Audits Regulatory Compliance Audits Risk…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 117 system audit services based in the United States

See the full list, filter by size, metro and specialty, and access 489 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System audit services based in the United States at a glance

As of Nov 5, 2026
51.9%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
5.1%Largest-city concentration · Houston
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
72
11-50
36
51-200
7
201-500
1
5,001-10,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 117 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “system audit services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 489 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “system audit services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system audit services are there based in the United States?

RevenueBase identified 117 company matches for system audit services associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kirkpatrickprice tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most system audit services?

Houston leads with 6 company records, followed by Tampa (5) and Dallas (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 489 professional contacts with verified work emails tracked across these 117 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.