engineering in San Francisco, United States
8 engineering businesses on record in San Francisco. Top 8 by verification score below. The API returns all 8 with evidence. Full address, phone, website, WhatsApp, email and booking links come with the API ($0.005 per search).
For AI agents: find engineering in San Francisco
POST https://toll402.dev/v1/biz/search
{"city":"San Francisco","country":"US","category":"engineering","limit":20}Then POST /v1/biz/verify {name, city} to score any specific business, or /v1/biz/details for a live-enriched profile. Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server:
npx -y toll402-mcp · remote https://toll402.dev/mcp.| Name | Area | Verification | Contact |
|---|---|---|---|
| Think Circuits | CP 94621 | verified 90 | via API |
| Loft Orbital, Inc. | CP 94103 | corroborated 70 | via API |
| Monte Stott & Associates | CP 94110 | corroborated 70 | via API |
| SEMCO Engineering | corroborated 65 | via API | |
| Smith, Fause & McDonald, Inc. | CP 94103 | corroborated 65 | via API |
| CB Engineers | CP 94103 | listed 25 | via API |
| RSE Oakland Office | listed 25 | via API | |
| KONE | CP 94103 | unverified 15 | via API |