Phin Barnes (@phineasb) — Twitter Score 100 out of 1000

Phin Barnes is a venture capitalist affiliated with The General Partnership who previously served as a general partner at First Round Capital. Phin Barnes's Twitter Score is 100 out of 1000 (an Excellent rating) as of July 2026, ranking #8,103 (top 5%) among 531,432 tracked accounts.

Phin Barnes joined First Round Capital in 2008 as a summer apprentice, per Axios, and rose to general partner before departing that role, as Axios reported in August 2020, while remaining involved as a board partner. First Round Capital created Dorm Room Fund, a student-run startup investment fund, in 2012, and Phin Barnes remains affiliated with it. Phin Barnes now works at The General Partnership.

Phin Barnes is affiliated with a range of technology and crypto-adjacent companies, including Gauntlet, a crypto risk and economic modeling platform, as well as Notion, Clay, Persona, Stedi, and Warp. Phin Barnes has published 12,038 posts on the platform and has been mentioned by 245 accounts, with 817 total mentions.

Who follows Phin Barnes on X?

The accounts that follow Phin Barnes include 497 founders, 132 angel investors, 52 influencers and 63 VCs, among them Chris Dixon, Matt Huang, Kyle Samani, Anthony Pompliano, Meltem Demirors and David Sacks.