# Keystone Material Testing, L.L.C.

> Specialty contractor · Binghamton, NY

## License

- US-NY-DOL 24-64FN4-CR (Contractor Registry certificate (public works)), status Active: matched against the issuer's own file on 2026-11-09. Issuer's record: https://data.ny.gov/d/i4jv-zkey

## Contact

- Phone: (607) 723-5117
- Area: Binghamton, NY
- Serves: New York

## 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/keystone-material-testing-l-l-c-binghamton-ny-2464fn4cr/mcp
- A2A: https://douxprocess.directory/b/keystone-material-testing-l-l-c-binghamton-ny-2464fn4cr/a2a (card: https://douxprocess.directory/b/keystone-material-testing-l-l-c-binghamton-ny-2464fn4cr/agent-card.json)
- JSON: https://douxprocess.directory/b/keystone-material-testing-l-l-c-binghamton-ny-2464fn4cr.json

Listing page: https://douxprocess.directory/b/keystone-material-testing-l-l-c-binghamton-ny-2464fn4cr. Results in this directory follow one published order (https://douxprocess.directory/ranking); nobody pays for placement.