About
Sam Steyer previously cofounded Greenwork and served as its CEO before transitioning to a data science leadership role at Halcyon. He has held analytics and data science positions across climatetech companies, including as cofounder and head of analytics at Station A.
Sam Steyer @ssteyer41
I feel really strongly that SF should not block the Marina Safeway apartment tower, and that it’s important that it get built asap. 1. I want SF to be the best place in the world for a young person to move and start a career. I also want it to be the technology capital of the
Aug 1, 2026 · ♥ 9 · ⇄ 1
Sam Steyer @ssteyer41
Just wanted to chime in again and say I had a great Fourth of July with my kids and I love the is country and the principles of freedom, equality, and opportunity that it provides. God Bless America! 🇺🇸
Jul 5, 2026 · ♥ 3
Sam Steyer @ssteyer41
Happy Fourth of July! I’m very proud and happy to be an American, and hope you all have a great day with friends and family. 🇺🇸
Jul 4, 2026 · ♥ 3
Founder at Onsite ProYC S21
Intro paths
Sam went through Y Combinator (Summer 2021) — any YC alum in your network can reach them through the YC community.
In turn, Sam can intro founders to Onsite Pro's investors below.
Onsite Pro's investors · 1
Co-founders at Onsite Pro
