Colorado SOS Business Entity & Registered Agent Search vs Companies House

A side-by-side look at the Colorado SOS Business Entity & Registered Agent Search and Companies House MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Colorado SOS Business Entity & Registered Agent SearchLegal · Remote HTTP/SSEColorado Secretary of State business entity search with status and registered agent lookup.53GoodAuth: oauth 2.0

Companies HouseLegal · Local subprocess (stdio)MCP server and CLI for the UK Companies House API. Search, filings, officers, due diligence.48FairAuth: not declared

Verdict: choose Colorado SOS Business Entity & Registered Agent Search for legal work over a hosted endpoint; choose Companies House for legal as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Choose Colorado SOS Business Entity & Registered Agent Search when

You need dedicated capabilities in the Legal domain.
You prefer a remote HTTP/SSE transport.
Its auth model fits you: OAuth 2.0.
You want tools like Colorado_search_companies, Colorado_get_company, Colorado_search_registered_agents.

Explore Colorado SOS Business Entity & Registered Agent Search

Choose Companies House when

You need dedicated capabilities in the Legal domain.
You prefer a local stdio subprocess transport.
You have the keys it needs: COMPANIES_HOUSE_API_KEY.

Explore Companies House

Feature & specification comparison

Rows where the two servers differ are marked.

Spec	Colorado SOS Business Entity & Registered Agent Search	Companies House
Category	Legal	Legal
Quality signal	53/100 · Good	48/100 · Fair
Install command	Confirmed	Confirmed
Transport	Remote HTTP/SSE	Local subprocess (stdio)
Auth	OAuth 2.0	Not declared
Pricing	Not declared	Not declared
Required env vars	None listed	`COMPANIES_HOUSE_API_KEY`
Verified owner	Community listing	Community listing
GitHub stars	0	13
Directory activity	0 views 0 installs 0 upvotes	4 views 0 installs 0 upvotes
Tools	3	Not listed
Full listing	View Colorado SOS Business Entity & Registered Agent Search	View Companies House

Tools & capabilities

Colorado SOS Business Entity & Registered Agent Search tools 3

Colorado_search_companiesSearch entities by name, entity type, status, city, ZIP or formation date. Filters are combined with AND logic; include at least one.
Colorado_get_companyFull profile by Colorado ID number (e.g. `20251955891`): registered agent, mailing address, delinquency date, and jurisdiction of formation for foreign entities.
Colorado_search_registered_agentsFind every entity a person or agent firm serves as registered agent for. `name` is a substring of the agent name as filed; `type` narrows to `individual` or `corporate_body`.

Companies House tools

No tool names declared yet. Check the project README from the listing page.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Colorado SOS Business Entity & Registered Agent Search

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "colorado-sos-business-entity-registered-agent-search": {
      "url": "https://thecompanyatlas.com/mcp/colorado"
    }
  }
}

Companies House

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "companies-house": {
      "command": "npx",
      "args": [
        "-y",
        "companies-house-mcp"
      ],
      "env": {
        "COMPANIES_HOUSE_API_KEY": "YOUR_COMPANIES_HOUSE_API_KEY_HERE"
      }
    }
  }
}

Frequently asked questions

Colorado SOS Business Entity & Registered Agent Search is categorized under Legal and uses a remote HTTP/SSE transport. Companies House belongs to Legal and uses a local stdio subprocess. Pick Colorado SOS Business Entity & Registered Agent Search for legal work and Companies House for legal.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Colorado SOS Business Entity & Registered Agent Search has no declared pricing — check the project's own site. Auth: oauth 2.0. Companies House has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add colorado-sos-business-entity-registered-agent-search and companies-house as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Colorado SOS Business Entity & Registered Agent Search has a quality signal of 53/100 (Good) with 0 views, 0 installs and 0 GitHub stars. Companies House has 48/100 (Fair) with 4 views, 0 installs and 13 GitHub stars.