Company lists · Data refreshed October 2026

Top 19 Blockchain services based in Paris, France

RevenueBase identified 69 company matches for blockchain services associated with Paris, France as of October 2026 and tracks 408 professional contacts across them, including 126 with verified work emails. Across France, Paris is the largest hub for this category.

This list covers company matches for blockchain services associated with Paris, France, 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 22, 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 22, 2026 How this list was built
69Companies
408Contacts tracked
126Verified emails
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The 19 largest blockchain services based in Paris, France

Ranked by team size
Top 19 of 69 company matches for blockchain services based in Paris, France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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 matchParis, FranceHQ recorded Oct 22, 2026201-500149 contacts →

Exact match

“Transformer le changement en opportunités!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Oct 22, 202611-5027 contacts →

Exact match

“At Smart-Chain, we transform organizations using Blockchain technology.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchParis, FranceHQ recorded Oct 22, 202611-5014 contacts →

Exact match

“Helping startups, corporates, and joint ventures innovate through top-tier consulting, prototyping, and R&D, with expertise in blockchains and safe & secure programming.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchParis, FranceHQ recorded Oct 22, 202611-5011 contacts →

Exact match

“Avicenne Studio is a blockchain engineering and consulting company focused on designing and deploying secure, scalable blockchain systems built for regulated environments.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchParis, FranceHQ recorded Oct 22, 20261-1010 contacts →

Exact match

“Disrupting energy traceability with Blockchain!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchParis, FranceHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“Starton enables Blockchain mass adoption by making the technology simple.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Oct 22, 202611-509 contacts →

Exact match

“DATACHAIN PROVIDES SMART DECENTRALISED INFRASTRUCTURE AS A SERVICE.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Oct 22, 20261-105 contacts →

Exact match

“At W3r.one, we transform your ideas into digital reality with our expertise in web, mobile, and blockchain development.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchParis, FranceHQ recorded Oct 22, 20261-105 contacts →

Exact match

“At Veritise, we are at the forefront of revolutionizing industries through cutting-edge technologies, including blockchain, cryptocurrency (VTS), and Veritise Racing Manager.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Oct 22, 20261-104 contacts →

Exact match

“Our innovative company has developed Kalima, an embedded blockchain technology dedicated to Industrial Internet of Things (I-IoT).”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchParis, FranceHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Adamik delivers a robust SaaS API platform enabling seamless integration with over 40+ blockchains through a single, standardized interface.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Oct 22, 20261-103 contacts →

Exact match

“Blockchains Experts offers leading cybersecurity services for blockchain.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchParis, FranceHQ recorded Oct 22, 202611-503 contacts →

Exact match

“ERA2140 is the agency that helps companies build blockchain projects from idea to commercialization- Consulting - Tokenomics & Game Economics - Blockchain Dev (Solidity, Rust)-…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchParis, FranceHQ recorded Oct 22, 20261-102 contacts →

Exact match

“Willmann Technologies est un cabinet de conseil, spécialisé dans les nouvelles technologies.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Oct 22, 20261-102 contacts →

Exact match

“We design blockchain solutions for From idea to production-ready, helping organizations and companies to identify, assess, design, build, integrate with existing systems and…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchParis, FranceHQ recorded Oct 22, 202611-501 contacts →

Exact match

“Blockchain21 offers an ideal range of services to accompany you in your project around Blockchain technologies, NFTs and Web 3.0.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Oct 22, 20261-101 contacts →

Exact match

“Chez SarahRo (SRO), nous sommes des experts en prestation de services blockchain.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Oct 22, 20261-101 contacts →

Exact match

“HOMARO est un cabinet de conseil en transformation digitale dont la vocation est d’accompagner les entreprises à évoluer vers une relation client « Next Gen » intégrant les…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Oct 22, 20261-101 contacts →

Exact match

“BDataBChain provides consulting at both Data Engineering (and Data Ops by extension) and Blockchain Engineering (Ethereum Ecosystem, Polkadot Ecosystem, Solana, LINK.).”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 19 of 69 blockchain services based in Paris, France

See the full list, filter by size, metro and specialty, and access 126 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Blockchain services based in Paris, France at a glance

As of Oct 22, 2026
30.9%Verified-email coverage
5.9Average contacts per company
1-10Median size (employees)
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
19
201-500
1
5,001-10,000
1

Email recency for this list is measured across the whole France list rather than for Paris, so it is reported there. Company counts and contact totals on this page are exact for Paris, over 69 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 Paris, France whose business descriptions match “blockchain 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 126 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 22, 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 “blockchain services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many blockchain services are there based in Paris, France?

RevenueBase identified 69 company matches for blockchain services associated with Paris, France 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?

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

Which city in France has the most blockchain services?

Paris leads France with 69 company records, followed by Toulouse (5) and Bordeaux (2).

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 126 professional contacts with verified work emails tracked across these 69 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 22, 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.