Thornton Tomasetti is an architecture firm with 11 tracked San Francisco building-permit projects on record, with the latest filing in that record 77 days ago. Its filings (Jan 2025 to Jul 2026) are concentrated in Mission Bay and South of Market, 100% commercial. A typical project in the record declares $67K–$1.8M. If you work at Thornton Tomasetti, claim this page to add a description.
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Filing activity · 16 weeks to Aug 23, 2026 · peak Jun 2026
Project mix · by use
Geography · by neighborhood
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Gensler | Architecture | 7 | |
| 2 | Studios Architecture | Architecture | 2 | |
| 3 | California Electric Design | Engineering | 2 | |
| 4 | Meyers+ Engineers | Engineering | 1 | |
| 5 | Perkins&Will | Architecture | 1 | |
| 1 | Principal Builders Inc. | General contractor | 7 | |
| 2 | R L H Fire Protection Inc | General contractor | 5 | |
| 3 | Siemans Building Technology | General contractor | 4 | |
| 4 | Pioneer Fire Inc. | General contractor | 1 | |
| 5 | Skyline Construction | General contractor | 1 |
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San Francisco Department of Building Inspection permit filings.
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