GET /v1/companies/search

The best company data API for the DACH region

REST API and MCP server for direct, programmatic access to all ProxDeal data. Perfect for AI agents, analytics pipelines and custom dashboards.

Get API access

Example: company search

Request

curl -X POST https://api.proxdeal.com/v1/companies/search \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "revenue_min": 5000000,
    "revenue_max": 50000000,
    "employees_min": 20,
    "country_codes": ["DE"],
    "states": ["Bayern"],
    "wz2025_codes": ["62.01", "62.20"],
    "active_only": true,
    "limit": 20
  }'

Response

{
  "total": 487,
  "results": [
    {
      "sdac_id": "de_hrb_123456",
      "legal_name": "Example Software GmbH",
      "legal_form": "GmbH",
      "register_number": "HRB 123456",
      "state": "Bayern",
      "city": "München",
      "revenue": 12400000,
      "employees": 47,
      "founded": "2012-03-15",
      "website": "example-software.de",
      "industry_path": "IT > Software > SaaS"
    },
    ...
  ]
}

What the API delivers

GET /v1/companies

REST API

Fully documented JSON API with endpoints for company search, detailed profiles, deal flow and investors.

npx @proxdeal/mcp-server

MCP server

Model Context Protocol server for direct integration with Claude, ChatGPT plugins and other LLM agent frameworks.

pip install proxdeal

SDKs

Official SDKs for Python and TypeScript/Node.js, with complete type definitions and sample code.

99.9% SLA · EU hosting

Reliable & secure

99.9% SLA, API key authentication, EU data hosting and rate limits based on your plan.

Use cases

How teams put the ProxDeal API to work — from automatic CRM enrichment to autonomous AI agents.

CRM ENRICHMENT

Enrich new records automatically

As soon as a new client or target is created in your CRM, the ProxDeal API fills in every relevant field automatically. No more manual digging through registers and annual accounts — your master data is ready in seconds.

Real-time master and register data (address, managing directors, UBO)
Financial metrics such as revenue, EBIT and total assets
Risk scores including the Altman Z-score

CRM enrichment: creating a new client — the fields are filled in automatically via the ProxDeal API

MCP / AI AGENTS

AI agents research autonomously

Through the ProxDeal MCP server, AI agents in Claude, ChatGPT or your own frameworks access the database directly. The agent turns a natural-language request into structured API calls on its own.

Natural language instead of manual filters
Multi-step research and due diligence workflows
Seamless integration into existing agent frameworks

AI agent | ProxDeal MCP

▍ Prompt
Find SaaS companies in Bavaria
with €5–50m in revenue and list
the top 20 by growth.

# MCP tool call
proxdeal.search_companies({
  revenue_min: 5_000_000,
  states: ["Bayern"],
  wz2025_codes: ["62.01"]
})

✓ 487 matches | top 20 returned

WORKFLOWS

Automate your workflows

Chain ProxDeal data into automated processes: a trigger kicks off enrichment, scoring and the next action — without any manual research.

Define a trigger

A new CRM entry, a saved search or a schedule starts the workflow automatically.

Enrich & score

ProxDeal adds master data, financials, UBOs and risk scores, and prioritises the results according to your criteria.

Take action

Results land in your CRM, in an export or directly in personalised outreach.

MCP server for AI agents

The ProxDeal MCP (Model Context Protocol) server gives AI agents direct access to DACH company data. Ideal for automated M&A research, deal sourcing and due diligence workflows.

# In Claude Desktop config (claude_desktop_config.json)
{
  "mcpServers": {
    "proxdeal": {
      "command": "npx",
      "args": ["-y", "@proxdeal/mcp-server"],
      "env": {
        "PROXDEAL_API_KEY": "your_api_key_here"
      }
    }
  }
}

Get API access

Discover what is possible.

Request API access