Castle Labs is a digital asset research and advisory firm that produces institutional-grade research, strategy, distribution campaigns, and advisory services for crypto protocols and DAOs. Castle Labs's Twitter Score is 143 out of 1000 (an Excellent rating) as of October 2026, ranking #4,137 (top 1%) among 498,181 tracked accounts.
Castle Labs was co-founded by Francesco, who serves as Co-Founder and Head of Research, and Tom Berry as Co-Founder. The firm works with a range of protocols including Mantle, Starknet, Arbitrum, Ink, Berachain, GMX, Azuro, Almanak, Resolv, Curvance, and OpenEden. Castle Labs also serves as a DAO Relations Partner with Arbitrum DAO, and has received grants from both Arbitrum DAO and the Optimism RFG for research campaigns.
Castle Labs operates a Substack newsletter with over 6,000 to 7,000 subscribers and has published more than 250 publications to date. The firm has posted openings for smart contract engineers and full stack engineers with a focus on Solana and Rust, reflecting active team growth. Castle Labs's account has accumulated 16,042 followers as of October 2026 and 5,084 posts on the platform. Castle Labs has been mentioned by 109 accounts a total of 240 times.
Castle Labs's portfolio includes Fjord Foundry and LODE.
Who follows Castle Labs on X?
The accounts that follow Castle Labs include 438 founders, 135 angel investors, 333 influencers and 9 VCs. Among them are Laura Shin, Smolting Wassie, Joseph Lubin, Frank, Arbitrum and DeFi Dad defidad.eth.