---
title: "Get companies by CNAE sector code"
method: GET
path: "/api/v1/sector/{cnae}/companies"
tags: ["Sectors", "Companies"]
---

# Get companies by CNAE sector code

`GET /api/v1/sector/{cnae}/companies`

Return companies belonging to a given CNAE (Clasificación Nacional de Actividades Económicas) sector. CNAE codes 1-4 digits (eg. 62 = programación, 6201 = programación informática).

## Path parameters

- `cnae` string, required

## Query parameters

- `limit` integer
- `offset` integer
- `sort` 'acts' | 'recent' | 'oldest' | 'name'
- `province` string

## Response `200`

Companies in sector

- SectorCompaniesResponse
  - `code` string, required
  - `count` integer, nullable, required
  - `count_status` 'precomputed' | 'not_precomputed', required
  - `limit` integer, required
  - `offset` integer, required
  - `sort` string, required
  - `items` CompanySearchItem[], required
    - `slug` string, required
    - `name` string, required
    - `cif` string, required
    - `acts_count` integer, required
    - `last_seen` string, nullable
    - `province` string, nullable
    - `cnae_code` string, nullable
    - `cnae_section` string, nullable
    - `capital_cents` integer, nullable
    - `first_seen` string, nullable
    - `matched_alias` string — Present only when an exact safe alias was matched; slug is always canonical.
    - `aliases` string[]

## Other responses

- `400` — Invalid request
- `422` — The query is lexically valid but outside a documented numeric or length bound, or uses an unsupported indexed combination.
- `429` — Rate limit exceeded
- `503` — Required sector-company index unavailable

---

[API](https://skmtc.net/openmercantil/apis/openmercantil-public-api.md) · [All operations](https://skmtc.net/openmercantil/apis/openmercantil-public-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/openmercantil/openmercantil-public-api/revisions/996f96a11758/schema)