engineering in Frankfurt am Main, Germany
8 engineering businesses on record in Frankfurt am Main. 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 Frankfurt am Main
POST https://toll402.dev/v1/biz/search
{"city":"Frankfurt am Main","country":"DE","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 |
|---|---|---|---|
| jmquadrat ingenieure | CP 61440 | verified 75 | via API |
| Quattron | corroborated 70 | via API | |
| DenktMit e.G. | CP 61440 | corroborated 65 | via API |
| Ingenieurbüro für Energieoptimierung Dipl. Ing. Jürgen Maurer | CP 65929 | corroborated 65 | via API |
| Steuernagel Ingenieure | corroborated 55 | via API | |
| PMK Mess- und Kommunikationstechnik | listed 45 | via API | |
| Tractebel GmbH | CP 61118 | listed 45 | via API |
| W. Schmidt-Diehler GmbH | CP 65812 | listed 25 | via API |