# Master Metals Inc

> Heating and air conditioning · Onalaska, WI

## License

- US-MN-DLI MB648666 (Mechanical contractor (bonded registration)), status Active: matched against the issuer's own file on 2026-11-11. Issuer's record: https://www.dli.mn.gov/license-and-registration-lookup

## Contact

- Phone: (608) 785-0117
- Area: Onalaska, WI
- Serves: Minnesota

## Requests

Built from public records; the business has not claimed this listing. Contact it directly.

## This listing as an agent

- MCP: https://douxprocess.directory/b/master-metals-inc-onalaska-mn-mb648666/mcp
- A2A: https://douxprocess.directory/b/master-metals-inc-onalaska-mn-mb648666/a2a (card: https://douxprocess.directory/b/master-metals-inc-onalaska-mn-mb648666/agent-card.json)
- JSON: https://douxprocess.directory/b/master-metals-inc-onalaska-mn-mb648666.json

Listing page: https://douxprocess.directory/b/master-metals-inc-onalaska-mn-mb648666. Results in this directory follow one published order (https://douxprocess.directory/ranking); nobody pays for placement.