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Tech’s next wave: AI startups reshape San Francisco’s office leasing landscape

Comparisons with the 2012-2019 period highlight key changes
CoStar Analytics
November 14, 2025 | 9:49 P.M.

San Francisco’s office leasing sector is experiencing a notable revival, with tenant demand approaching historic highs and leasing activity outpacing other major markets across the country. Industry observers see parallels to previous tech booms, but this cycle is distinct, driven primarily by the rapid growth of artificial intelligence firms. These well-funded startups are securing office space at a brisk pace, aiming to support ambitious expansion plans and avoid constraints on future growth.

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