Company lists · Data refreshed October 2026

Top 17 Information security consultancies based in Boston, United States

RevenueBase identified 47 company matches for information security consultancies associated with Boston, United States as of October 2026 and tracks 511 professional contacts across them, including 224 with verified work emails. Across the United States, New York is the largest hub for this category (142 companies); Boston has 47.

This list covers company matches for information security consultancies 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 October 1, 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 Oct 1, 2026 How this list was built
47Companies
511Contacts tracked
224Verified emails
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The 17 largest information security consultancies based in Boston, United States

Ranked by team size
Top 17 of 47 company matches for information security consultancies based in Boston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchBoston, MA, United StatesHQ recorded Oct 1, 202651-200327 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 · Oct 1, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-1018 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 · Oct 1, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-1012 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 · Oct 1, 2026 · View company records in RevenueBase
4Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-106 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 · Oct 1, 2026 · View company records in RevenueBase
5Exact matchBoston, United StatesHQ recorded Oct 1, 20261-105 contacts →

Exact match

“Seralys is a boutique cybersecurity firm founded in 2012.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchBoston, MA, United StatesHQ recorded Oct 1, 202651-2004 contacts →

Exact match

“HybridValley is your technology consulting partner in all areas of information technology.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-104 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 · Oct 1, 2026 · View company records in RevenueBase
8Exact matchBoston, MA, United StatesHQ recorded Oct 1, 202611-504 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 · Oct 1, 2026 · View company records in RevenueBase
9Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-104 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 · Oct 1, 2026 · View company records in RevenueBase
10Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-104 contacts →

Exact match

“Kaliber helps companies Improve their cyber posture, reduce risk and improve AI security awareness.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-103 contacts →

Exact match

“AdviseUp Consulting LLC is an audit, risk, and compliance consulting firm that goes beyond checking the compliance box.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-102 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 · Oct 1, 2026 · View company records in RevenueBase
13Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-101 contacts →

Exact match

“About Cybersecurity Growth Cybersecurity Growth helps security leaders and organizations build real-world security leadership that works.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-101 contacts →

Exact match

“At Sharp Strategies Consulting Group, our team is at the forefront of all things IT Governance, Risk, and Compliance (GRC), including but not limited to Cybersecurity, IT risk…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-101 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 · Oct 1, 2026 · View company records in RevenueBase
16Exact matchBoston, United StatesHQ recorded Oct 1, 20261-101 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 · Oct 1, 2026 · View company records in RevenueBase
17Exact matchBoston, MA, United StatesHQ recorded Oct 1, 20261-101 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 · Oct 1, 2026 · View company records in RevenueBase

Showing 17 of 47 information security consultancies based in Boston, United States

See the full list, filter by size, metro and specialty, and access 224 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Information security consultancies based in Boston, United States at a glance

As of Oct 1, 2026
43.8%Verified-email coverage
10.9Average contacts per company
1-10Median size (employees)
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
6
51-200
3

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 47 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 “information security consultancies” 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 224 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 October 1, 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 “information security consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many information security consultancies are there based in Boston, United States?

RevenueBase identified 47 company matches for information security consultancies associated with Boston, United States as of October 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 information security consultancies?

New York leads the United States with 142 company records, followed by Houston (93) and Atlanta (90). Boston has 47.

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 224 professional contacts with verified work emails tracked across these 47 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 October 1, 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.