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Raises
Winklevoss Capital
Total Investments22
CeFi3
Infrastructure2
Taxes2
Centralized Exchange2
Social Platform1
Trading1
NFT1
Storage1
Cybersecurity1
Scaling Solution1
DeFi1
Payments1
L11
Analytics1
| Name | Round | Category | Description | Lead Investor | Chains | Other Investors | |||
|---|---|---|---|---|---|---|---|---|---|
| Gemini | May 14, 2026 | $100m | Strategic | Centralized Exchange | We build crypto products that are simple, elegant, and secure. Whether you are an individual or an institution, we want to help you buy, sell, and store your bitcoin and cryptocurrency | Winklevoss Capital | |||
| Zcash Open Development Lab | Mar 9, 2026 | $25m | Seed | Infrastructure | Zcash Open Development Lab develops core protocol infrastructure and user-facing tools for the Zcash privacy cryptocurrency. Its main product, the Zodl wallet, provides a self-custodial platform designed to expand usability and interoperability across the Zcash ecosystem | Paradigm, a16z crypto, Winklevoss Capital, Coinbase Ventures, Maelstrom, Chapter One, Cypherpunk Holdings Inc | |||
| Octane Security | Apr 8, 2025 | $6.75m | Seed | Cybersecurity | Octane is an AI-powered cybersecurity platform that provides continuous, real-time analysis of blockchain smart contracts to detect and remediate vulnerabilities before deployment | Winklevoss Capital, Archetype Ventures | Circle Ventures, Druid Ventures, Gemini, Legion Capital, Duke Capital Partners | ||
| Azura | Oct 22, 2024 | $6.9m | Seed | DeFi | Azura is a full-stack decentralized platform offering a non-custodial trading app for DeFi assets | Initialized Capital | Volt Capital, Winklevoss Capital, AllianceDAO, Meltem Demirors, Raj Gokal, Stephane Gosselin | ||
| Mith | Dec 1, 2023 | $3.5m | Seed | Fan engagement platform | CMT Digital, NEAR Foundation, Winklevoss Capital, Warner Music Group, Fourth Revolution Capital, Alpha Praetorian Capital | ||||
| Hume | Sep 22, 2022 | $11.7m | Series A | Web3 record label | TCG Crypto | Collab+Currency, Winklevoss Capital, Gemini Frontier Fund, Flamingo DAO, Noise DAO, Distributed Global, LAO DAO, Rahilla Zafar, Evan Bogart, Coopahtroopa, Aloe Blacc, gmoney | |||
| Gemini | Nov 18, 2021 | $423m | Series A | Centralized Exchange | Gemini is a licensed digital asset exchange and custodian built for both individuals and institutions. | 10T Holdings, Boost VC, Helium-3 Ventures, Jane Street Capital, John Fontein, K5 Global, KRV Capital, Marcy Venture Partners, Mogo, Morgan Creek Digital, Newflow Partners, Pantera Capital, ParaFi Capital, Pario Ventures, United Talent Agency, VanEck, Winklevoss Capital, WndrCo | |||
| BitClout | Sep 21, 2021 | $200m | ICO | Social Platform | BitClout is an open-source social media platform that builds a Proof-of-Work blockchain for its users. | Alexis Ohanian, a16z, Arrington XRP Capital, Blockchain.com Ventures, Blockchange Ventures, Coinbase Ventures, Distributed Global, Hack Ventures, Pantera Capital, Social Capital, Sequoia Capital, TQ Ventures, Polychain, Winklevoss Capital | |||
| Messari | Aug 5, 2021 | $21m | Series A | Analytics | Messari provides market intelligence that drives high-conviction participation in the crypto economy. | Alameda Research, Ali Tamaseb, Blockchain Ventures, CMS Holdings, Coinbase Ventures, Gemini Frontier Fund, Kraken Ventures, Nascent, Point72 Ventures, Snow K, Thomas Glocer, Uncork Capital, Underscore VC, Winklevoss Capital | |||
| TaxBit | Jan 7, 2021 | Series A | Taxes | Crypto tax software | PayPal Ventures, Coinbase Ventures, Winklevoss Capital | ||||
| Slingshot Finance | Oct 11, 2020 | $3.1m | Seed | Trading | Slingshot Finance is a fintech company that offers a next generation decentralized trading platform. | BoxOne Ventures, Coinbase Ventures, Coingecko Ventures, D1 Ventures, DCG, Electric Capital, Framework Ventures, IDEO CoLab Ventures, Robot Ventures, Volt Capital, Winklevoss Capital | |||
| BlockFi | Aug 20, 2020 | $50m | Series C | CeFi | BlockFi develops a blockchain-driven wealth management platform for crypto investors. | Alumni Ventures, Avon Ventures, Bossanova Investimentos, Castle Island Ventures, CMT Digital, Ethos Family Office, HashKey, Kenetic Capital, Matthew Dellavedova, Michael Antonov, Morgan Creek Digital, SCB 10X, Valar Ventures, Winklevoss Capital | |||
| BlockFi | Feb 13, 2020 | $30m | Series B | CeFi | BlockFi develops a blockchain-driven wealth management platform for crypto investors. | Akuna Capital, Alumni Ventures, Arrington XRP Capital, Avon Ventures, Castle Island Ventures, CMT Digital, HashKey, Kenetic Capital, Morgan Creek Digital, PJC, Valar Ventures, Winklevoss Capital | |||
| TaxBit | Jan 6, 2020 | $5m | Seed | Taxes | TaxBit is a cryptocurrency tax and accounting software that automates tax calculations and reporting on cryptocurrency transactions. | Album VC, Collaborative Fund, Dragonfly Capital, Global Founders Capital, TTV Capital, Valar Ventures, Winklevoss Capital | |||
| Bitski | Nov 13, 2019 | $1.8m | Seed | NFT | NFT integrated marketplace | Galaxy Digital, Coinbase Ventures, Winklevoss Capital | |||
| SKALE Labs | Oct 1, 2019 | $7.46m | Scaling Solution | SKALE Labs is a blockchain scalability platform that provides high speed consensus and empowers dApps to run smart contracts. | Arrington XRP Capital, Blockchange Ventures, ConsenSys Ventures, Hashed, Multicoin Capital, Recruit Holdings, Winklevoss Capital | ||||
| BlockFi | Aug 6, 2019 | $18.3m | Series A | CeFi | BlockFi develops a blockchain-driven wealth management platform for crypto investors. | Akuna Capital, Avon Ventures, CMT Digital, ConsenSys, Galaxy Digital, Morgan Creek Digital, PJC, Susquehanna, Valar Ventures, Winklevoss Capital | |||
| Stacks | Dec 4, 2017 | $52.8m | ICO | L1 | Stacks is an app development company which builds bitcoin app, smart contracts, and digital assets. | Alumni Ventures, Blockchain Capital, Buddy Shakhashir, Cypher Capital, DCG, Fabric Ventures, Foundation Capital, Frontier Ventures, George Burke, June Fund, Lux Capital, Naval Ravikant, Oyster Ventures, Qasar Younis, SV Angel, USV, Visary Capital, Winklevoss Capital | |||
| Bitcoin.org | Jan 2, 2017 | $1m | Seed | Bitcoin.org is an informational site dedicated to help educate and facilitate the understanding of bitcoin and how to buy it. | Winklevoss Capital | ||||
| ChangeCoin | Dec 2, 2014 | $3.5m | Seed | Payments | ChangeCoin specializes in the fields of micropayments, bitcoin, social commerce, digital currencies, and payments. | 500 Startups, Blockchain Capital, Boldstart Ventures, Daniel Curran, DCG, Idealab, Pantera Capital, Plug and Play, Transmedia Capital, Upslope Ventures, Winklevoss Capital | |||
| Filecoin | Jul 16, 2014 | $120,000 | Seed | Storage | Filecoin is a data storage network and electronic currency based on Bitcoin. | DCG, Haitao Capital, Hard Yaka, Haystack, Kevin Ding, Naval Ravikant, Winklevoss Capital, Y Combinator | |||
| Xapo | Jul 8, 2014 | $20m | Series A | Infrastructure | Xapo combines the convenience of an everyday bitcoin wallet with the security of a deep cold storage vault. | Blockchain Capital, David Marcus, Emergence, Endeavor Catalyst, Greylock Partners, Index Ventures, Jerry Yang, Max Levchin, Winklevoss Capital, Yuri Milner |