San Francisco
Mar 16, 2026
OpenAI surges past 1M sf of offices in SF with latest Mission Bay lease
ChatGPT giant simultaneously growing in Silicon Valley
Sam Altman
Get up to speed
San Francisco
Jan 9, 2026
OpenAI eyes 250K sf of former Dropbox HQ offices in SF
Sublease would bring Sam Altman-led firm’s Mission Bay footprint to over 1M sf
San Francisco
Mar 24, 2026
It’s official: OpenAI plants flag in Silicon Valley with 450K sf in Mountain View
Sam Altman-led tech giant continues to grow in SF while expanding into Bay Area