Company lists · Data refreshed September 2026

Top 19 Security transformation consulting firms based in Boston, United States

Name: Security transformation 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 29, 2026 52 companies tracked

RevenueBase identified 52 company matches for security transformation consulting firms associated with Boston, United States as of September 2026 and tracks 670 professional contacts across them, including 280 with verified work emails. Across the United States, New York is the largest hub for this category (168 companies); Boston has 52.

This list covers company matches for security transformation 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 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

52Companies

670Contacts tracked

280Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 19 largest security transformation consulting firms based in Boston, United States

Ranked by team size

Top 19 of 52 company matches for security transformation consulting firms based in Boston, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	IANS	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
2	Maitsys	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
3	The Edward Davis Company	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	11-50	26 contacts →
	Exact match “The Edward Davis Company (EDC) is an independent security risk management and consulting firm located in Boston, Massachusetts that provides actionable strategies to protect the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	IUVO	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	11-50	22 contacts →
	Exact match “iuvo is a strategic IT consulting partner helping organizations turn technology into a driver of business growth, operational efficiency, security, and long-term transformation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Colossus Technologies Group	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
6	Proinf	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
7	EOS Systems	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
8	247 Group, LC	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
9	Pinnacle Security Solutions	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1-10	6 contacts →
	Exact match “Physical security consulting firm providing assessments (risk and existing conditions), security road mapping, security system design, project management, commissioning, and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Seralys	Exact match	Boston, United StatesHQ recorded Sep 29, 2026	1-10	5 contacts →
	Exact match “Seralys is a boutique cybersecurity firm founded in 2012.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Evans Brothers Consulting LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1-10	4 contacts →
	Exact match “No one knows Greater Boston better than the Evans Brothers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Hybridvalley	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
13	Buckley Technology Group, LLC	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
14	Spherium Consulting Group	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
15	Kaliber Data Security	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
16	Aella Consulting Group, INC	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
17	Santsec	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1-10	1 contacts →
	Exact match “Santsec's approach to cybersecurity leverages a blend of real-world experience and cutting-edge technology.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Security Mindsets LLC	Exact match	Boston, United StatesHQ recorded Sep 29, 2026	1-10	1 contacts →
	Exact match “Security Mindsets LLC is committed to providing companies with unique insight into the market through the delivery of quantitative analysis, forecasting, and market positioning…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Numberline Security	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	1-10	1 contacts →
	Exact match “Numberline Security provides strategic Zero Trust Security advisory services, helping enterprises make sense of, implement, operationalize, and obtain maximum security and…” Recorded in the RevenueBase company graph · Sep 29, 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 “security transformation 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 19 of 52 security transformation consulting firms based in Boston, United States

See the full list, filter by size, metro and specialty, and access 280 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Security transformation consulting firms based in Boston, United States at a glance

As of Sep 29, 2026

41.8%Verified-email coverage

12.9Average contacts per company

1-10Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 52 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 “security transformation 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 280 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.

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

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

RevenueBase identified 52 company matches for security transformation 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 security transformation consulting firms?

New York leads the United States with 168 company records, followed by Washington (116) and Atlanta (112). Boston has 52.

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 280 professional contacts with verified work emails tracked across these 52 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.

Ready to reach these companies? Verified emails and direct dials for all 52 security transformation consulting firms based in Boston, United States. Start with a free account, no credit card.

Download this list →

Related lists

Security transformation consulting firms by geography

Browse the directory

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.