Public API — Firmo Quebec

Our REST API lets you query Quebec firmographic data: company search, detailed profiles, executives, and municipal/NAICS filters. Check the interactive documentation (Swagger UI) and download the OpenAPI spec.

Open Swagger UI Get an API key

Base & Authentication

# Base URL

https://api.firmo.ca/v1

# Authentication

X-API-Key: YOUR_API_KEY

Generate a key from your dashboard or request one from sales.

Key endpoints

GET /companies?q=

Free text search (name, NEQ)

GET /companies/{neq}

Full company profile (NEQ/REQ)

GET /companies?municipalite=Montréal&naics=621

Geo/industry filters

GET /companies/{neq}/documents

Indexed public documents

cURL example

curl -H "X-API-Key: YOUR_KEY" \
  "https://api.firmo.ca/v1/companies?municipalite=Quebec"

Sandbox & best practices

Sandbox endpoint available for testing
Respect quotas to avoid throttling

Questions fréquentes

How do I get an API key?

From your account or via an enterprise request.

Is there a scoring endpoint?

Yes (/companies/{neq}/score) depending on your plan.

Open Swagger UI Get an API key