Company lists · Data refreshed September 2026

Top 23 Security policy consultant companies based in New York, United States

RevenueBase identified 75 company matches for security policy consultant companies associated with New York, United States as of September 2026 and tracks 1,480 professional contacts across them, including 412 with verified work emails. Across the United States, New York is the largest hub for this category.

This list covers company matches for security policy consultant companies associated with New York, 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 September 29, 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 Sep 29, 2026 How this list was built
75Companies
1,480Contacts tracked
412Verified emails
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The 23 largest security policy consultant companies based in New York, United States

Ranked by team size
Top 23 of 75 company matches for security policy consultant companies based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500268 contacts →

Exact match

“We stand at the forefront of leadership, insight, and guidance in a world marked by complexity and uncertainty.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500216 contacts →

Exact match

“T&M USA provides seamlessly integrated executive protection, investigative and consulting services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500163 contacts →

Exact match

“Harbor IT helps organizations secure, operate, and scale through integrated IT, cybersecurity, AI, and cloud services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026501-1,000159 contacts →

Exact match

“Silverseal is a comprehensive security solutions firm with worldwide affiliations that can provide global security services in a highly professional manner.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-50070 contacts →

Exact match

“At GLOBAL OPS, we specialize in creating and implementing tailored security solutions that cater to the unique needs of our diverse clientele.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-20032 contacts →

Exact match

“VISTA InfoSec is a vendor-neutral company providing Risk Compliance and Information Security Advisory Services to organizations for the past 20 years (established in 2004).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchNew York, United StatesHQ recorded Sep 29, 202651-20028 contacts →

Exact match

“CipherTechs is now part of CyberMaxx, a tech-enabled cybersecurity service provider.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-20021 contacts →

Exact match

“Gotham Digital Science (GDS) was acquired in 2016 by Stroz Friedberg, an Aon company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“SphereNY is made up of seasoned professionals who have a passion for the Construction Industry and Security Awareness programs for all sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“IA-TechCenter is a leading IT- Consulting firm composed of experts specializing in Program, and Project Management Services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5011 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 · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-20010 contacts →

Exact match

“Founded in New York City in 1991, Roundtable Solutions has developed a reputation for providing clients with exceptional service, commensurate with risk, and therefore the perfect…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Most organizations face growing compliance demands but lack an IT partner who truly understands them.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-2005 contacts →

Exact match

“Mack Consultants has various subject matter experts within the field of crisis management, counter terrorism, corporate security and executive protection.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Maverick Consulting is a premier Risk Consulting firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-5004 contacts →

Exact match

“ACA Aponix, a division of ACA Group, provides cybersecurity and technology risk assessments, vendor and M&A diligence services, network testing, and advisory services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Bytium LLC is a U.S-registered cybersecurity and IT solutions firm dedicated to helping organizations protect their information assets and maintain operational resilience.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-503 contacts →

Exact match

“Corporate Security Resources, Inc.(CSR) provides clients with customer service focused private security staffing and management services, business investigations, electronic…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Trusted advisors to Boards of Directors and senior executives on cyber and physical security risk management.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchNew York, United StatesHQ recorded Sep 29, 202651-2002 contacts →

Exact match

“d-RiskCyber is a global consulting firm headquartered in New York City and specializing in cybersecurity-by-design and data-protection-by-design solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Global Security Resolutions (GSR) is a private security and consulting company based in New York City serving clients worldwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Serving all fifty states, ESM Global Consulting’s Mission is to redefine the IT and security consulting industry by offering an uncommon blend of technology and business resources…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 29, 20261-101 contacts →

Exact match

“We are US based privately held security consultancy firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 23 of 75 security policy consultant companies based in New York, United States

See the full list, filter by size, metro and specialty, and access 412 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Security policy consultant companies based in New York, United States at a glance

As of Sep 29, 2026
27.8%Verified-email coverage
19.7Average contacts per company
11-50Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
17
51-200
12
201-500
7
501-1,000
1
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 75 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 New York, United States whose business descriptions match “security policy consultant companies” 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 412 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 September 29, 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 “security policy consultant companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many security policy consultant companies are there based in New York, United States?

RevenueBase identified 75 company matches for security policy consultant companies associated with New York, United States as of September 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?

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

Which city in the United States has the most security policy consultant companies?

New York leads the United States with 85 company records, followed by Washington (73) and Houston (64).

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 412 professional contacts with verified work emails tracked across these 75 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 September 29, 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.