Companies House search API

Search

OpenAPI Specification

companies-house-search-api-openapi.yml Raw ↑
openapi: 3.0.0
info:
  version: 1.0.0
  title: Companies House Public Data charges search API
  description: An API suite providing read only access to search and retrieve public company data
servers:
- url: https://api.company-information.service.gov.uk
- url: http://api.company-information.service.gov.uk
security:
- api_key: []
tags:
- name: search
  description: Search
paths:
  /search:
    get:
      summary: Search All
      description: Search companies, officers and disqualified officers
      x-operationName: search all
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The term being searched for.
        required: true
        schema:
          type: string
      - name: items_per_page
        in: query
        description: The number of search results to return per page.
        required: false
        schema:
          type: integer
      - name: start_index
        in: query
        description: The index of the first result item to return.
        required: false
        schema:
          type: integer
      responses:
        '200':
          description: Search all
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search.json#/definitions/Search
        '401':
          description: Not authorised
  /search/companies:
    get:
      summary: Search companies
      description: Search company information
      x-operationName: search companies
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The term being searched for.
        required: true
        schema:
          type: string
      - name: items_per_page
        in: query
        description: The number of search results to return per page.
        required: false
        schema:
          type: integer
      - name: start_index
        in: query
        description: The index of the first result item to return.
        required: false
        schema:
          type: integer
      - name: restrictions
        in: query
        description: Enumerable options to restrict search results. Space separate multiple restriction options to combine functionality. For a "company name availability" search use "active-companies legally-equivalent-company-name" together.
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Search company
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search.json#/definitions/CompanySearch
        '401':
          description: Not authorised
  /search/officers:
    get:
      summary: Search company officers
      description: Search for officer information
      x-operationName: search officers
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The term being searched for.
        required: true
        schema:
          type: string
      - name: items_per_page
        in: query
        description: The number of search results to return per page.
        required: false
        schema:
          type: integer
      - name: start_index
        in: query
        description: The index of the first result item to return.
        required: false
        schema:
          type: integer
      responses:
        '200':
          description: Search officer
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search.json#/definitions/OfficerSearch
        '401':
          description: Not authorised
  /search/disqualified-officers:
    get:
      summary: Search disqualified officers
      description: Search for disqualified officer information
      x-operationName: search disqualified officers
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The term being searched for.
        required: true
        schema:
          type: string
      - name: items_per_page
        in: query
        description: The number of search results to return per page.
        required: false
        schema:
          type: integer
      - name: start_index
        in: query
        description: The index of the first result item to return.
        required: false
        schema:
          type: integer
      responses:
        '200':
          description: Search all
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search.json#/definitions/DisqualifiedOfficerSearch
        '401':
          description: Not authorised
  /dissolved-search/companies:
    get:
      summary: Search for a dissolved company
      description: Search for a dissolved company
      x-operationName: search dissolved companies
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The company name being searched for
        required: true
        schema:
          type: string
      - name: search_type
        in: query
        description: Determines type of search. Options are alphabetical, best-match, previous-name-dissolved
        required: true
        schema:
          type: string
      - name: search_above
        in: query
        description: The ordered_alpha_key_with_id used for alphabetical paging
        required: false
        schema:
          type: string
      - name: search_below
        in: query
        description: The ordered_alpha_key_with_id used for alphabetical paging
        required: false
        schema:
          type: string
      - name: size
        in: query
        description: The maximum number of results matching the search term(s) to return with a range of 1 to 100
        required: false
        schema:
          type: string
      - name: start_index
        in: query
        description: Used in best-match and previous-name-dissolved search-type
        required: false
        schema:
          type: string
      responses:
        '200':
          description: A list of dissolved companies
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search-companies.json#/definitions/dissolvedCompanySearch
        '404':
          description: No companies found
        '422':
          description: Invalid size parameter, size must be greater than zero and not greater than 100
  /alphabetical-search/companies:
    get:
      summary: Search for a company
      description: Search for a company
      x-operationName: search companies alphabetically
      tags:
      - search
      parameters:
      - name: q
        in: query
        description: The company name being searched for
        required: true
        schema:
          type: string
      - name: search_above
        in: query
        description: The ordered_alpha_key_with_id used for paging
        required: false
        schema:
          type: string
      - name: search_below
        in: query
        description: The ordered_alpha_key_with_id used for paging
        required: false
        schema:
          type: string
      - name: size
        in: query
        description: The maximum number of results matching the search term(s) to return with a range of 1 to 100
        required: false
        schema:
          type: string
      responses:
        '200':
          description: A list of companies
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search-companies.json#/definitions/alphabeticalCompanySearch
        '404':
          description: No companies found
        '422':
          description: Invalid size parameter, size must be greater than zero and not greater than 100
  /advanced-search/companies:
    get:
      summary: Advanced search for a company
      description: Advanced search for a company
      x-operationName: advanced company search
      tags:
      - search
      parameters:
      - name: company_name_includes
        in: query
        description: The company name includes advanced search filter
        required: false
        schema:
          type: string
      - name: company_name_excludes
        in: query
        description: The company name excludes advanced search filter
        required: false
        schema:
          type: string
      - name: company_status
        in: query
        description: The company status advanced search filter. To search using multiple values, use a comma delimited list or multiple of the same key i.e. company_status=xxx&company_status=yyy
        required: false
        schema:
          type: list
      - name: company_subtype
        in: query
        description: The company subtype advanced search filter. To search using multiple values, use a comma delimited list or multiple of the same key i.e. company_subtype=xxx&company_subtype=yyy
        required: false
        schema:
          type: string
      - name: company_type
        in: query
        description: The company type advanced search filter. To search using multiple values, use a comma delimited list or multiple of the same key i.e. company_type=xxx&company_type=yyy
        required: false
        schema:
          type: list
      - name: dissolved_from
        in: query
        description: The dissolved from date advanced search filter
        required: false
        schema:
          type: date
      - name: dissolved_to
        in: query
        description: The dissolved to date advanced search filter
        required: false
        schema:
          type: date
      - name: incorporated_from
        in: query
        description: The incorporated from date advanced search filter
        required: false
        schema:
          type: date
      - name: incorporated_to
        in: query
        description: The incorporated to date advanced search filter
        required: false
        schema:
          type: date
      - name: location
        in: query
        description: The location advanced search filter
        required: false
        schema:
          type: string
      - name: sic_codes
        in: query
        description: The SIC codes advanced search filter. To search using multiple values, use a comma delimited list or multiple of the same key i.e. sic_codes=xxx&sic_codes=yyy
        required: false
        schema:
          type: list
      - name: size
        in: query
        description: The maximum number of results matching the search term(s) to return with a range of 1 to 5000
        required: false
        schema:
          type: string
      - name: start_index
        in: query
        description: The point at which results will start from i.e show search results from result 20 (used for paging)
        required: false
        schema:
          type: string
      responses:
        '200':
          description: A list of companies
          content:
            application/json:
              schema:
                $ref: http://127.0.0.1:10000/api.ch.gov.uk-specifications/swagger-2.0/spec/search-companies.json#/definitions/advancedCompanySearch
        '400':
          description: Bad request
        '404':
          description: No companies found
components:
  securitySchemes:
    api_key:
      type: apiKey
      name: api_key
      in: header