> ## Documentation Index
> Fetch the complete documentation index at: https://docs.concretehq.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update company

> Update an existing company



## OpenAPI

````yaml /openapi.yaml put /companies/{companyPublicId}
openapi: 3.1.0
info:
  title: Concrete API
  description: >
    The Concrete API provides programmatic access to view and create select data
    in Concrete.  The API is primarily intended to facilitate data pipeline
    automations for portfolio management.
  version: 1.0.0
  license:
    name: MIT
  contact:
    name: Concrete Support
    email: support@concretehq.com
    url: https://concretehq.com
servers:
  - url: https://app.concretehq.com/api/v1
    description: Production server
security:
  - bearerAuth: []
tags:
  - name: Authentication
    description: Authentication and member information
  - name: Companies
    description: Portfolio company management
  - name: Funds
    description: Fund and portfolio management
  - name: Meetings
    description: External meeting imports
  - name: Notes
    description: Notes attached to companies and people
  - name: Connections
    description: Data connections and message uploads
  - name: Trackers
    description: Tracked metrics and their per-company value history
paths:
  /companies/{companyPublicId}:
    put:
      tags:
        - Companies
      summary: Update company
      description: Update an existing company
      operationId: updateCompany
      parameters:
        - name: companyPublicId
          in: path
          description: Company public ID
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CompanyUpdateInput'
      responses:
        '200':
          description: Company updated successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Company'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  schemas:
    CompanyUpdateInput:
      type: object
      description: All fields are optional for updates
      properties:
        name:
          type: string
          description: Company name
          example: Updated Company Name
        primaryDomain:
          type: string
          description: Primary domain of the company
          example: newdomain.com
        domains:
          type: array
          items:
            type: string
          description: Array of company domains
          example:
            - newdomain.com
            - new.io
        alternativeNames:
          type: array
          items:
            type: string
          description: Array of alternative company names
          example:
            - Updated Corp
        headline:
          type: string
          description: Company description
          maxLength: 256
          example: Updated company description
        linkedinSlug:
          type: string
          description: LinkedIn profile slug
          example: updated-company
        twitterSlug:
          type: string
          description: Twitter profile slug
          example: updatedco
        crunchbaseSlug:
          type: string
          description: Crunchbase profile slug
          example: updated-company
    Company:
      type: object
      description: >
        Portfolio company object containing all company information and
        metadata.

        Companies are the core entities that Concrete tracks for portfolio
        intelligence.
      required:
        - publicId
        - name
      properties:
        publicId:
          type: string
          description: |
            Unique nanoid for the company.
          example: abc123def456
        name:
          type: string
          description: |
            Name of the company used for display purposes.
          example: Acme
          minLength: 1
          maxLength: 255
        primaryDomain:
          type: string
          description: >
            Primary website domain of the company. Used as the main domain for
            email identification

            and company matching. Should be the most commonly used domain.
          example: acmecorp.com
          pattern: ^[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$
        domains:
          type: array
          items:
            type: string
            pattern: ^[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$
          description: >
            Array of all company domains including historical and alternative
            domains.

            Concrete also inspects emails from these domains.
          example:
            - acmecorp.com
            - acme.io
            - oldcompanyname.com
        headline:
          type: string
          description: >
            Brief description of what the company does. Periodically
            auto-generated using company context.
          maxLength: 256
          example: Revolutionary AI software platform for enterprise automation
        alternativeNames:
          type: array
          items:
            type: string
            maxLength: 100
          description: >
            Array of alternative company names including abbreviations, former
            names,

            and commonly used variations.
          example:
            - Acme Corp
            - OldName Co
        linkedinSlug:
          type: string
          description: >
            LinkedIn company page slug (the part after /company/ in LinkedIn
            URL).

            Used for social media integration and additional company context.
          example: acme-corporation
          pattern: ^[a-zA-Z0-9-]+$
        twitterSlug:
          type: string
          description: |
            Twitter/X handle without the @ symbol.
          example: acmecorp
          pattern: ^[a-zA-Z0-9_]+$
        crunchbaseSlug:
          type: string
          description: >
            Crunchbase company profile slug (the part after /organization/ in
            Crunchbase URL).
          example: acme-corporation
          pattern: ^[a-zA-Z0-9-]+$
    Error:
      type: object
      required:
        - error
      properties:
        error:
          type: string
          description: Human-readable error message
          example: Not found
  responses:
    BadRequest:
      description: Bad request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key authentication using Bearer token format

````