Company lists · Data refreshed September 2026

Top 25 Cybersecurity management services based in New York, United States

Name: Cybersecurity management services based in New York, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 376 companies tracked

RevenueBase identified 376 company matches for cybersecurity management services associated with New York, United States as of September 2026 and tracks 7,137 professional contacts across them, including 3,000 with verified work emails. Across the United States, New York is the largest hub for this category.

This list covers company matches for cybersecurity management services 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 28, 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 28, 2026 How this list was built

376Companies

7,137Contacts tracked

3,000Verified emails

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The 25 largest cybersecurity management services based in New York, United States

Ranked by team size

Top 25 of 376 company matches for cybersecurity management services based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Bluevoyant	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	683 contacts →
	Exact match “BlueVoyant’s Cyber Defense Platform (CDP) integrates MDR, TPRM, and DRP into a seamless, scalable solution.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	XTIUM	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	478 contacts →
	Exact match “XTIUM, created through the business combination of ATSG and Evolve IP, delivers a modern security-first approach to the managed IT services experience.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Atlas Technica	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	201-500	281 contacts →
	Exact match “Atlas Technica was founded in 2016 with two main goals: to provide the best customer service experience possible for our clients, and to use best-in-class public cloud technology…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Lloyd Group	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	233 contacts →
	Exact match “Lloyd is not your typical MSP; we’re a group of tech-savvy enthusiasts who build long-lasting relationships on a first-name basis.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Kraft & Kennedy, INC	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	219 contacts →
	Exact match “Kraft Kennedy is a multidisciplinary technology and management consulting firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	ATSG	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	217 contacts →
	Exact match “ATSG is a global technology leader specializing in cloud, IT managed services, managed network services, cybersecurity, desktop-as-a-service, unified communications, and contact…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	DGA Security	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	201-500	206 contacts →
	Exact match “Since 1969, thousands of businesses across the country have entrusted their protection to DGA Security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Stroz Friedberg, A Levelblue Company	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	206 contacts →
	Exact match “Stroz Friedberg is now LevelBlue, the world's largest pure-play Managed Security Services Provider (MSSP).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	AGIO	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	201-500	200 contacts →
	Exact match “Agio is a hybrid cybersecurity and managed IT organization that combines predictive intelligence with human brilliance to empower clients with next-generation cyber protection and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Harbor IT	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	201-500	163 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 28, 2026 · View company records in RevenueBase
11	Cyberrisk Alliance	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	119 contacts →
	Exact match “CyberRisk Alliance (CRA) was formed to help cybersecurity professionals face the challenges and obstacles that threaten the success and prosperity of their organizations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Panorays	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	117 contacts →
	Exact match “Panorays is a leading provider of third-party cyber risk management solutions, helping businesses optimize their defenses for each unique third-party relationship.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Morphisec	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	104 contacts →
	Exact match “We empower organizations with resilient, self-healing capabilities that prevent and neutralize even the most advanced cyber threats.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Pro4ia	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	94 contacts →
	Exact match “Pro4ia® isn’t built to be everywhere.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Cyber City	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	11-50	80 contacts →
	Exact match “Cyber City inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Nopalcyber	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	76 contacts →
	Exact match “NopalCyber makes cybersecurity manageable, affordable, reliable, and powerful for companies that need to be resilient and compliant.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Hubspire	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	11-50	69 contacts →
	Exact match “HubSpire is an innovative team of management consultants, app developers, designers and digital transformation experts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Elpha Secure	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	11-50	66 contacts →
	Exact match “Elpha Secure is a cyber insurance MGA serving small and midsize businesses across a range of industries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	AXIO	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	66 contacts →
	Exact match “Axio is the leader in SaaS-based cyber management software, which empowers security leaders to build and optimize security programs and quantify risk in financial terms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Eretmis INC	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	n/a	66 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Black Birch Group	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	65 contacts →
	Exact match “Black Birch Group is a premier IT concierge and service provider, dedicated to delivering a comprehensive range of specialized solutions designed to meet the diverse needs of your…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Revelsi	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	65 contacts →
	Exact match “RevelSI is a global cybersecurity, AI, software, and infrastructure services organization.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Insite Risk Management	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	63 contacts →
	Exact match “Effective risk management requires a holistic process.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Altourage	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	51-200	58 contacts →
	Exact match “Altourage is a New York City-based managed IT and cybersecurity provider built for organizations that operate in high-stakes, fast-moving environments.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Nsknox	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	11-50	57 contacts →
	Exact match “nsKnox is a cybersecurity company focused on Corporate Payment Security, founded and led by Alon Cohen, Founder & former CEO of CyberArk (NASDAQ: CYBR).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cybersecurity management services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 376 cybersecurity management services based in New York, United States

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Cybersecurity management services based in New York, United States at a glance

As of Sep 28, 2026

42.0%Verified-email coverage

19.0Average contacts per company

11-50Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

175

11-50

134

51-200

201-500

501-1,000

1,001-5,000

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 376 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 “cybersecurity management 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 3,000 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 28, 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.

Cybersecurity management services by metro in the United States

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 “cybersecurity management services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity management services are there based in New York, United States?

RevenueBase identified 376 company matches for cybersecurity management services 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?

Bluevoyant 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 cybersecurity management services?

New York leads the United States with 397 company records, followed by Houston (242) and Austin (195).

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 3,000 professional contacts with verified work emails tracked across these 376 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 28, 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.