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Mosaic (@Mosaic_VC) — Twitter Score 17 out of 1000
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17Ranked #62,417 of 531,432 crypto accounts tracked by TwitterScore.io
Kyle Samani
Adam Back
Matthew Graham
Emilie Choi 🛡️
Vinny Lingham
VCs Congratulating Themselves 👏👏👏
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About Mosaic's Twitter Score
Mosaic is an early-stage European venture capital firm that backs founding teams at Seed and Series A with investments of $1-10 million. Mosaic's Twitter Score is 17 out of 1000 as of July 2026, ranking #62,417 among 531,432 tracked accounts.
Mosaic was co-founded by Simon Levene, Toby Coppel, and Mike Chalfen as a thesis-driven boutique partnership focused on European founders building ambitious companies. The firm announced its first fund of $140 million and later closed a second fund, Mosaic II, at $150 million in 2018, shifting its primary focus toward Series A investing. Mike Chalfen departed the firm in 2018 to invest independently, though he indicated he would continue serving on Mosaic portfolio-company boards and remain available as an advisor.
Mosaic has made several notable investments in crypto and blockchain. Its first announced investment was a Series A in Blockchain.com, a Bitcoin-wallet provider, co-led with Lightspeed Ventures. The firm also participated in Blockstream's $55 million Series A financing. Mosaic has 1,589 posts on the platform and has been mentioned by 70 accounts a total of 148 times.
Mosaic's portfolio includes MultiChain.
Who follows Mosaic on X?
The accounts that follow Mosaic include 105 founders, 21 angel investors, 13 influencers and 34 VCs. Among them are Kyle Samani, Adam Back, Matthew Graham, Emilie Choi, Vinny Lingham and VCs Congratulating Themselves.
