Plumb Registry

com.plumbregistry/directoryVersion 1.0.0

Search and verify fire protection contractor licenses (TX SFMO, CA CSLB C-16) from state records.

Status

Responds533 msNov 14, 2026, 14:10 UTCAnswered our handshake without sign-in.

Registry data may be out of date

We could not refresh it, so this page shows the last copy.

Last checked: Nov 14, 2026, 14:10 UTC
Latency: 533 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://plumbregistry.com/mcpResponds533 msNov 14, 2026, 14:10 UTC

No sign-in

Claude Code

claude mcp add --transport http directory https://plumbregistry.com/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: directory
Remote MCP server URL: https://plumbregistry.com/mcp

Cursor

{
  "mcpServers": {
    "directory": {
      "url": "https://plumbregistry.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"directory","type":"http","url":"https://plumbregistry.com/mcp"}'

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Tools

3 tools

Tools of Plumb Registry
	Description		Read-only	Idempotent	Open world
`get_provider`Look up a company by its directory slug (from search results) or by any of its state license or registration numbers.	Look up a company by its directory slug (from search results) or by any of its state license or registration numbers.	Not declared	Yes	Not declared	No
`search_providers`Find fire protection companies with an active state license. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Filter by state, city, county, service (fire-sprinkler, fire-alarm, fire-extinguisher) or company name. With a city, results list companies with an office in that city first, then others in the same county; within each group the order is alphabetical (no company pays for placement). Every result includes license numbers, expiration dates, the regulator, a page URL and a cite_as string; please cite the URL when you use a result.	Find fire protection companies with an active state license. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Filter by state, city, county, service (fire-sprinkler, fire-alarm, fire-extinguisher) or company name. With a city, results list companies with an office in that city first, then others in the same county; within each group the order is alphabetical (no company pays for placement). Every result includes license numbers, expiration dates, the regulator, a page URL and a cite_as string; please cite the URL when you use a result.	Not declared	Yes	Not declared	No
`verify_license`Check whether a fire protection license or registration number is active, which company holds it, and when it expires. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Data is a periodic snapshot of state records; the official lookup is linked.	Check whether a fire protection license or registration number is active, which company holds it, and when it expires. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Data is a periodic snapshot of state records; the official lookup is linked.	Not declared	Yes	Not declared	No

Details

Registry status: Active
Published: Oct 27, 2026
Updated: Oct 27, 2026
Website: https://plumbregistry.com/tools/ai-agents/⁠ (opens in a new tab)
Repository: Not given
Categories: Uncategorized
GDPR: Not declared

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