Madrona is a diversified venture capital firm that invests from pre-seed through acceleration stage, with a particular focus on technology companies. Madrona's Twitter Score is 18 out of 1000 as of September 2026, ranking #54,333 among 486,860 tracked accounts.
Madrona was co-founded by Tom Alberg, Paul Goodrich, Gerald Grinstein, and William D. Ruckelshaus, beginning as a four-person angel-investing group in 1995. Over the decades, the firm has grown into a multi-stage venture capital platform. In January 2025, Madrona announced Fund X and Acceleration Fund IV, representing a combined $770 million in new capital. That same year, Madrona folded the activities of Madrona Venture Labs, which had previously operated as a separate entity, directly into the firm.
Madrona has developed a documented Web3 investment thesis, with the firm publicly identifying wallets, identity, NFT-gaming, payments, and Ethereum scaling as areas of interest. In June 2022, the firm reported five Web3 or crypto investments and named TaxBit, Sila, and Rec Room among portfolio companies providing exposure to the space. Madrona made a seed investment in Player Tokens Inc. in 2018 after exploring crypto-collectibles, and in 2022 announced an investment in Stack, a cryptocurrency application aimed at teenagers and parents.
Madrona has published 4,390 posts on the platform. The account has been mentioned by 137 accounts, totaling 244 mentions. Madrona currently has 13,649 followers as of September 2026 on the platform.
Madrona's portfolio includes Taxbit, Sila, Spice AI, Pioneer Square Labs, OthersideAI, Common Room, Clerk and HyperWrite.
Who follows Madrona on X?
The accounts that follow Madrona include 79 founders, 19 angel investors, 9 influencers and 37 VCs. Among them are Marc Andreessen, Jason, VCs Congratulating Themselves, Tomasz K. Staczak, Marguerite and Mark W. Yusko - Two Point One Quadrillion.