These crypto companies in Île-de-France are mainly mid-sized to young firms, with a strong focus on financial services, software development, and computer security. Ledger develops hardware wallets and services for managing crypto assets. Sorare builds fantasy sports platforms with digital assets, while Zama specializes in homomorphic encryption for privacy in cloud and blockchain. Flowdesk offers market-making and custody for digital assets, and Kaiko provides cryptocurrency market data and analytics.
A clear pattern among these companies is their concentration in Paris, indicating the city as a central hub for crypto innovation in the region. Most were founded between 2014 and 2020, suggesting a relatively young but rapidly growing sector.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Ledgerledger.com
Develops products and services for individuals and companies to securely buy, store, swap, grow, and manage crypto assets, including hardware wallets. |
796 | |||
| 2 |
Ledqercommerce.gouv.ci
Helps individuals and institutions buy, store, manage, and protect digital assets including cryptocurrencies, NFTs, and future digital identity assets securely, offering Web3 infrastructure. |
351 | |||
| 3 |
Soraresorare.com
Innovative team building the future of fantasy sports with opportunities for immediate impact and collaboration with smart, creative individuals in Paris and the US |
240 | |||
| 4 | 236 | ||||
| 5 |
Flowdeskflowdesk.co
A globally-based fintech company specializing in crypto finance, offering digital assets services such as market-making, custody, brokerage, and treasury management |
225 | |||
| 6 | 214 | ||||
| 7 |
KRYPTOSPHERE®kryptosphere.org
It focuses on democratizing digital assets and blockchain technology through education, consulting, and technical development in various emerging technologies. |
193 | |||
| 8 | 120 | ||||
| 9 | 86 | ||||
| 10 |
Morphomorpho.org
Decentralized platform enabling businesses to access scalable crypto-backed loans, embedded lending, and custom yield solutions with $10B+ deposits. |
78 | |||
| 11 |
Nomadic Labsnomadic-labs.com
Specializes in core development, evolution, and adoption of the Tezos blockchain protocol across France, Luxembourg, Belgium, and Germany. |
66 | |||
| 12 |
Coinhousecoinhouse.com
Provides regulated crypto investment services, including brokerage, custody, and asset management, for individuals and businesses, prioritizing trust, expertise, and personalized service. |
65 | |||
| 13 |
CRYPTO INTELLIGENCE AGENCYcia.news
Specializing in marketing and press relations, this consultancy agency provides expert services to help businesses enhance their brand presence |
61 | |||
| 14 |
Paris Blockchain Weekparisblockchainweek.com
The company organizes the Summit event as part of the Paris Blockchain Week, focusing on EU regulation and various blockchain topics |
58 | |||
| 15 | 50 | ||||
| 16 |
NovaTrackadents.com
A blockchain-based platform revolutionizing supply chain traceability by tokenizing data, enhancing security, transparency, and efficiency for businesses globally |
46 | |||
| 17 |
Arianeearianee.org
Open interoperable digital product passport solutions for durable goods promoting circularity data compliance and post-purchase engagement through user owned customer data infrastructure. |
44 | |||
| 18 |
Melanion Capitalmelanion.com
Research-driven investment management firm focused on alternative and quantitative investments, pioneering Bitcoin ecosystem exposure through regulated UCITS ETFs, making digital finance accessible. |
33 | |||
| 19 |
Rcube Asset Managementrcube.com
Investment management platform specializing in liquid alternative strategies, particularly niche, capacity-constrained approaches for differentiated, uncorrelated alpha, notably in digital assets. |
29 | |||
| 20 | 29 | ||||
| 21 |
Proof of Talkproofoftalk.io
Capped executive summit for blockchain founders and institutional allocators focusing on concentrated networking, merit-based speaking, and strategic digital asset business scaling. |
28 | |||
| 22 |
Fashion Coincoin.fashion
The company provides a pure P2P electronic cash solution tailored for Generation Z's mass use Find more information at the provided link |
16 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 23 |
Danapaydanapay.io
A decentralized blockchain technology connecting African individuals and businesses to conduct low-cost, fast financial transactions via USSD and SMS, without operator constraints |
16 | |||
| 24 |
PECULIUMpeculium.io
Offers an AI-powered platform for individuals and institutions to manage and optimize cryptocurrency investments, simplifying crypto market navigation. |
12 | |||
| 25 |
Lightencylightency.io
Enabling negative carbon impact utility tokens, community governance for energy, traceability of investments and green energy production, transforming carbon offsets into investable assets. |
12 | |||
| 26 |
Paymiumpaymium.com
Established in 2011, this Paris-based company offers a Bitcoin exchange platform and a marketplace for trading crypto-assets with over 220,000 customers |
11 | |||
| 27 | 10 | ||||
| 28 |
HedgeGuardhedgeguard.com
Provides bank-grade technology for crypto and traditional investment managers, including trading, portfolio management, fund administration, and outsourced middle office services. |
9 | |||
| 29 | 9 | ||||
| 30 | 7 | ||||
| 31 |
Leofinanceinleo.io
A financial platform creating crypto-backed fiat loans to allow instant access to cryptocurrency wealth without selling off assets Promotes HODL culture |
7 | |||
| 32 |
BTU Protocolbtu-protocol.xyz
Connect with the BTU Community to empower and support innovative disruptors in various platforms |
6 | |||
| 33 |
amalea.com - .//. Amaleaamalea.com
The company offers a marketing automation crypto system with Amalea, a Crypto VoiceBot integrating XR, Advergaming, CAAAS, and artificial intelligence technologies |
5 | |||
| 34 |
ON-X Blockchain (Chain Accelerator)on-x.com
A European leader in blockchain consulting offering project development, training, and support with a focus on marketing and community building |
5 | |||
| 35 |
laCollection.iolacollection.io
laCollection issues limited digital editions of artworks (NFTs) authenticated by art institutions and artists, providing certified collectibles to art enthusiasts |
5 | |||
| 36 |
Web3 Addicts DAOlinktr.ee
A French-speaking community DAO promoting DAO technology through decentralized governance, voting, project tracking, multi-signature wallet, and rewarding active members with NFTs Join us on Discord! |
5 | |||
| 37 |
KALICHAINkalichain.com
Innovative blockchain platform merges NFC and NFT technology to certify and trace physical goods, enhancing transparency, security, and trust for brands and consumers |
4 | |||
| 38 | 3 | ||||
| 39 |
Wagmi Studiowagmi-studio.com
Independent French agency providing end-to-end Web3 services including NFT creation, smart contract development, auditing, and project management. |
3 | |||
| 40 |
Codexcodex.capital
A platform for financial institutions offering cryptocurrency portfolio management and algorithmic trading services |
2 | |||
| 41 |
BitSCORbitscor.com
This company offers data, services, and research in the crypto space, focusing on sustainable finance and ESG ratings for web3 players |
2 | |||
| 42 |
Nemeosnemeos.finance
Provides DeFi-as-a-Service solutions enabling Web3 projects to integrate lending and flexible NFT payment options easily and effectively. |
2 | |||
| 43 |
0Fx Protocol0fx.xyz
Revolutionizing Web3 optimization through pioneering DeFi frameworks, unlocking blockchain potential for equitable economic systems, and fostering adoption of decentralized solutions |
1 | |||
| 44 |
Unirisarchethic.net
Develops decentralized software services and applications operating on Archethic Blockchain, providing cutting-edge solutions across various industries and use cases. |
1 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 13, 2026.
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