Company lists · Data refreshed October 2026

Top 25 Blockchain security firms worldwide

RevenueBase identified 941 company matches for blockchain security firms worldwide as of October 2026 and tracks 8,046 professional contacts across them, including 1,797 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for blockchain security firms worldwide, 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. Country and city lists for blockchain security firms follow the table.

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
941Companies
8,046Contacts tracked
1,797Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest blockchain security firms worldwide

Ranked by team size
Top 25 of 941 company matches for blockchain security firms worldwide, 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 matchSan Francisco, CA, United StatesHQ recorded Oct 1, 2026201-500345 contacts →

Exact match

“TRM Labs is an AI investigations company that helps keep people, institutions, and communities safe from crime.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact match千代田区, JapanHQ recorded Oct 1, 2026501-1,000225 contacts →

Exact match

“NRIITNRI NRI SecureTechnologies is a global service provider of next-generation Managed Security Services, cutting-edge Blockchain Security Solutions, and Consulting Services with…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Oct 1, 2026201-500190 contacts →

Exact match

“CertiK is the largest Web3 security services provider, founded in December 2017 in New York by two professors from Yale and Columbia University.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Oct 1, 2026n/a181 contacts →

Exact match

“Code4rena is the leading smart contract security marketplace, run by a 25-person team operating remotely.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchTallinn City, EstoniaHQ recorded Oct 1, 202651-200172 contacts →

Exact match

“Hacken is an end-to-end blockchain security and compliance partner for digital assets.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchUnited StatesHQ recorded Oct 1, 2026n/a159 contacts →

Exact match

“Immunefi is the leading onchain crowdsourced security platform, working with ground-breaking protocols such as Chainlink, Ethereum Foundation, Optimism, Arbitrum, and many more.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchPune, IndiaHQ recorded Oct 1, 202651-200156 contacts →

Exact match

“At Payatu we believe in following one’s passion and with that thought, we have created a world class team of researchers and executors who are bending the rules to provide state…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchRemote, United StatesHQ recorded Oct 1, 202651-200128 contacts →

Exact match

“OpenZeppelin is the security standard onchain finance is built on.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchNew York, United StatesHQ recorded Oct 1, 202651-200126 contacts →

Exact match

“Blockaid is the onchain security platform trusted by chains, protocols, wallets, exchanges, banks, and digital asset managers to understand and secure what matters most.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchMiami, United StatesHQ recorded Oct 1, 202611-5099 contacts →

Exact match

“The first marketplace for web3 security.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchNoida, IndiaHQ recorded Oct 1, 202651-20097 contacts →

Exact match

“DATOPIC Technologies is a next-generation technology company empowering global organizations to drive innovation and digital transformation through advanced solutions in AI…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchNew York, United StatesHQ recorded Oct 1, 202611-5094 contacts →

Exact match

“Sherlock secures the systems powering the onchain economy.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchMetaverse, United StatesHQ recorded Oct 1, 202651-20084 contacts →

Exact match

“Halborn is the leader in enterprise blockchain security & risk solutions for top global financial services firms.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchBurlington, VT, United StatesHQ recorded Oct 1, 202651-20081 contacts →

Exact match

“At Vertek, we deliver advanced cybersecurity solutions that empower businesses to protect their digital assets and achieve peace of mind.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchTel Aviv, IsraelHQ recorded Oct 1, 202651-20079 contacts →

Exact match

“Industry-leading formal verification tools & smart contract audits.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchHerzeliya, IsraelHQ recorded Oct 1, 202651-20078 contacts →

Exact match

“Hypernative detects and neutralizes Web3 threats in real time.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchAl Riyadh, Saudi ArabiaHQ recorded Oct 1, 202651-20071 contacts →

Exact match

“Managed Services Company is a startup specializes in providing bespoke services in the field of Cyber Security.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Oct 1, 202651-20067 contacts →

Exact match

“Quantstamp is a global leader in blockchain security, on a mission to secure the future of web3.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchVaduz, LiechtensteinHQ recorded Oct 1, 202611-5066 contacts →

Exact match

“AI-enhanced Decentralized Data Analytics & Forensics Protocol | Blockchain Police | Backed by @coinbase @animocabrands @chainlink | Partners @mastercard @EY For queries, drop us…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchBrisbane, AustraliaHQ recorded Oct 1, 202651-20063 contacts →

Exact match

“Entersoft Security is an AI-enabled cybersecurity services firm helping modern enterprises build, ship, and operate secure digital products at scale.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchUnited StatesHQ recorded Oct 1, 2026n/a59 contacts →

Exact match

“Spearbit is a network of world-class security researchers protecting financial and blockchain infrastructure.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchKowloon, Hong KongHQ recorded Oct 1, 202651-20056 contacts →

Exact match

“UD is the pioneer blockchain and security solutions provider in Hong Kong.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchAarhus N, DenmarkHQ recorded Oct 1, 202651-20055 contacts →

Exact match

“We are an innovative software company and a trusted partner empowering companies to operate and compute encrypted data.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchNew Delhi, IndiaHQ recorded Oct 1, 202651-20054 contacts →

Exact match

“Xiarch Solutions is a leading cybersecurity company that provides a comprehensive range of services to help businesses and organizations stay secure in today's digital world.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchAhmedabad, IndiaHQ recorded Oct 1, 2026n/a46 contacts →

Exact match

“BULWARKERS – As the name itself defines, provides a strong pillar and foundation for the digital assets as it examines them by giving a clear security aspect of your organization…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 941 blockchain security firms worldwide

See the full list, filter by size, metro and specialty, and access 1,797 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Blockchain security firms worldwide at a glance

As of Oct 1, 2026
22.3%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · London
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
532
11-50
321
51-200
71
201-500
12
501-1,000
3
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for blockchain security firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “blockchain security 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. 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 1,797 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.

Blockchain security firms by location

5 lists · largest first

Every Blockchain security firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many blockchain security firms are there worldwide?

RevenueBase identified 941 company matches for blockchain security firms worldwide 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?

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

Which country has the most blockchain security firms?

The United States leads with 173 companies, followed by India (84) and the United Kingdom (53). Every blockchain security firms list by country and city is linked on this page.

Which city has the most blockchain security firms?

London leads with 33 company records, followed by Dubai (31) and Singapore (27).

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 1,797 professional contacts with verified work emails tracked across these 941 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.

Ready to reach these companies? Verified emails and direct dials for all 941 blockchain security firms worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.