Company lists · Data refreshed September 2026

Top 25 Cyber consulting firms based in Boston, United States

Name: Cyber consulting firms based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 89 companies tracked

RevenueBase identified 89 company matches for cyber consulting firms associated with Boston, United States as of September 2026 and tracks 804 professional contacts across them, including 311 with verified work emails. Across the United States, New York is the largest hub for this category (379 companies); Boston has 89.

This list covers company matches for cyber consulting firms associated with Boston, 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 21, 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 21, 2026 How this list was built

89Companies

804Contacts tracked

311Verified emails

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The 25 largest cyber consulting firms based in Boston, United States

Ranked by team size

Top 25 of 89 company matches for cyber consulting firms based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	IANS	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	327 contacts →
	Exact match “For the security practitioner caught between rapidly evolving threats and demanding executives, IANS Research is a clear-headed resource for decision-making and articulating risk.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Maitsys	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	201-500	82 contacts →
	Exact match “Maitsys is a dynamic IT consulting company with a global presence, specializing in digital transformation, cloud solutions, SAP migration/support and cybersecurity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	LABUR	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	37 contacts →
	Exact match “LABUR brings technology and business together through sound advice, skillful delivery, and selective leadership search.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Colossus Technologies Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	18 contacts →
	Exact match “At Colossus Technologies Group, we provide top-tier cybersecurity and digital trust staffing, IT consulting, and project management solutions, including privacy, security, and GRC…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	BHD INC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	16 contacts →
	Exact match “Business owners know that information technology is the foundation that enables small businesses to stay competitive.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Acelium	Exact match	Boston, United StatesHQ recorded Sep 21, 2026	51-200	14 contacts →
	Exact match “Is a cybersecurity engineering company that delivers live operational and executive oversight of IT infrastructure and cybersecurity posture to enterprise customers globally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Proinf	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	14 contacts →
	Exact match “Proinf is a complete suite of Cybersecurity and Professional Services Provider.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	EOS Systems	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	13 contacts →
	Exact match “Eos Systems, a leader in cyber security and technology delivery services, has been helping clients solve complex technology challenges for over 25 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	247 Group, LC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	12 contacts →
	Exact match “Security advice to Federal Government, small and large businesses - Business development & consulting - DoD related Internet of Things (IoT) consulting - Military program…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Vault America	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	7 contacts →
	Exact match “Since 2004, Vault America has safeguarded customers’ data and their businesses with automated and scalable, industry compliant cyber and data security services, aligned under our…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Seralys	Exact match	Boston, United StatesHQ recorded Sep 21, 2026	1-10	5 contacts →
	Exact match “Seralys is a boutique cybersecurity firm founded in 2012.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Hybridvalley	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	51-200	4 contacts →
	Exact match “HybridValley is your technology consulting partner in all areas of information technology.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Buckley Technology Group, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Since its inception in Buckley Technology Group (BTG) has been a leading provider of financial industry solutions - offering superior consulting, implementation, and support…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Avixia	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	4 contacts →
	Exact match “Provide technology consulting services to help companies design, execute and deliver the latest technology solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Infersight LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	4 contacts →
	Exact match “InferSight is one of the top trusted cyber security solutions partners in the industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Salt Cybersecurity	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	11-50	4 contacts →
	Exact match “The SaltCISO Solution AN ESSENTIAL ALL-IN-ONE CYBERSECURITY SOLUTION Salt Cybersecurity sifted through the multitude of security products and services, determined what was most…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Spherium Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Empowering organizations to secure their cloud, data, and identities with tailored protection and strategic expertise, we specialize in modern cybersecurity for Microsoft 365 and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	axiss.io	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Our vision is to be the leading technology consulting firm that empowers businesses to achieve their full potential through innovative solutions and expert guidance.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Kaliber Data Security	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Kaliber helps companies Improve their cyber posture, reduce risk and improve AI security awareness.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Reverb Advisors	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Reverb Advisors is an advisory firm that helps cyber security and data science companies achieve their entrepreneurial goals.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Arsenal Cyber Force	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “At Arsenal we are dedicated to delivering premier cybersecurity solutions, safeguarding our clients' digital landscapes.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Aella Consulting Group, INC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “Aella Consulting Group provides total end-to-end security consulting services for End-users, Systems Integrators, Vendors and Investors.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	IT Solutions Provider, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “IT Solutions Provider, llc is a full-service IT consulting company based in Boston, MA.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Proassess	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “ProAssess is an easy-to-use cybersecurity risk management solution designed for small and mid-sized firms in all industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Esito LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1-10	1 contacts →
	Exact match “Esito LLC is a professional services firm providing advisory services to leading Private Equity (PE) firms, innovative start-ups, public boards and private boards.” Recorded in the RevenueBase company graph · Sep 21, 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 “cyber consulting firms”. 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 89 cyber consulting firms based in Boston, United States

See the full list, filter by size, metro and specialty, and access 311 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cyber consulting firms based in Boston, United States at a glance

As of Sep 21, 2026

38.7%Verified-email coverage

9.0Average contacts per company

1-10Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

5,001-10,000

10001+

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 89 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 Boston, United States whose business descriptions match “cyber consulting firms” 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 311 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 21, 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.

Cyber consulting firms 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 “cyber consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyber consulting firms are there based in Boston, United States?

RevenueBase identified 89 company matches for cyber consulting firms associated with Boston, 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?

IANS 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 cyber consulting firms?

New York leads the United States with 379 company records, followed by Washington (228) and Atlanta (227). Boston has 89.

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 311 professional contacts with verified work emails tracked across these 89 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 21, 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.