Barrett Foster
Barrett Foster, Operating Partner Altos Ventures at Altos Ventures, has 4.7K LinkedIn followers and posted 1 time in the last 90 days. That is about 0.1 posts a week; the most recent went up on Sep 24, 2026. All of them were multi-image posts. Everything in that window was an original post, no reshares. Altos Ventures has 11 other people in the benchmark, including Heeeun Park, Serin Jeong and Han Kim.
What format they post
Also posting at Altos Ventures
Post counts are the public LinkedIn posts Imagine AI collects for this person, taken over the 90 days to Sep 24, 2026; reshares are left out of the post count and the format mix. Follower counts come from the last profile check. The band compares a typical post, the geometric mean of reactions on posts that have had two weeks to settle, with the Imagine AI research baseline of 20,000+ posts from B2B startups. How the benchmark is built.
