Company lists · Data refreshed November 2026

Top 25 IT systems auditors based in the United States

RevenueBase identified 153 company matches for IT systems auditors associated with the United States as of November 2026 and tracks 2,518 professional contacts across them, including 1,221 with verified work emails. Tampa is the largest hub.

This list covers company matches for IT systems auditors 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 6, 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 6, 2026 How this list was built
153Companies
2,518Contacts tracked
1,221Verified emails
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The 25 largest IT systems auditors based in the United States

Ranked by team size
Top 25 of 153 company matches for IT systems auditors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchTampa, FL, United StatesHQ recorded Nov 6, 2026501-1,000896 contacts →

Exact match

“A-LIGN is the leading provider of high-quality, efficient cybersecurity compliance programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCedar Hill, TX, United StatesHQ recorded Nov 6, 2026201-500243 contacts →

Exact match

“Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNashville, TN, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
4Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 2026n/a122 contacts →

Exact match

“Strategic Security is an IT Security consulting firm that provides in-depth technical security assessments of your network, web application, and regulatory compliance gap analysis…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
6Exact matchNorth Providence, RI, United StatesHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“Founded in 2010, Compass IT Compliance is a nationwide leader in providing IT security, compliance, and risk management services to organizations of all sizes in all industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBirmingham, AL, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
8Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Since 2003, TrustNet has helped organizations mitigate cyber risks and achieve compliance efficiently and proactively.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDenver, CO, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
10Exact matchTampa, KY, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
11Exact matchFirestone, CO, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“VISTA InfoSec is a vendor-neutral information security and risk compliance advisory founded in 2004, serving banking, healthcare, retail, energy and public sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchStamford, CT, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“CYBERSECOP IS A PROUD CMMC-AB RPO & ISO 27001 CERTIFIED CyberSecOp supports information security and technology compliance, auditing, and regulation programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchOverland Park, KS, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
15Exact matchBlue Bell, PA, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
16Exact matchEl Dorado Hills, CA, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
17Exact matchTampa, FL, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“For more than 24 years, Securance Consulting has been the firm that security, compliance, and IT risk leaders call when the work is too important to hand off to a junior team.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Mainline Information Systems Acquires Enterprise IT Security (EITS) Read press release…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBraintree, MA, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
20Exact matchSheridan, WY, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
21Exact matchTampa, FL, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“CASTLEGARDE INC is a company based out of 4911 S WEST SHORE BLVD, TAMPA, Florida, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
23Exact matchReston, VA, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Cybersecurity and Compliance Audit organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Triaxiom Security was acquired by Strata Information Group, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPennsauken, NJ, United StatesHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Cyber Cops, is a premium cyber security company and is committed to safeguarding your digital world and protecting your most valuable assets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 153 IT systems auditors based in the United States

See the full list, filter by size, metro and specialty, and access 1,221 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT systems auditors based in the United States at a glance

As of Nov 6, 2026
48.5%Verified-email coverage
16.5Average contacts per company
1-10Median size (employees)
6.5%Largest-city concentration · Tampa
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
88
11-50
53
51-200
8
201-500
2
501-1,000
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 153 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 “IT systems auditors” 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 1,221 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 6, 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 “IT systems auditors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT systems auditors are there based in the United States?

RevenueBase identified 153 company matches for IT systems auditors 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?

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

Which city has the most IT systems auditors?

Tampa leads with 10 company records, followed by New York (7) and Houston (6).

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 1,221 professional contacts with verified work emails tracked across these 153 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 6, 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.