# Update a company

Source: https://developer.avalara.com/products/avalara-1099-and-w9/integration-guides/1099-and-w-9/tug3403149201392/

Guide: 1099 & W-9

# Update a company

Learn how to update an existing company's information using the API.

**Endpoint**: `PUT /w9/companies/{id}`

**Use case**:

Update an existing company's contact information, workflow configuration, or other metadata. You must submit all fields because this is a full replacement.

**Sample request payload**

```
{
  "referenceId": "CPY-001",
  "groupName": "ACME Cooporation",
  "name": "ACME LLC",
  "dbaName": "ACME Services",
  "address": "1024 S Mangum St #200",
  "city": "Durham",
  "state": "NC",
  "foreignProvince": "NC",
  "zip": "27701",
  "countryCode": "US",
  "email": "accounts.payable.new@acme.com",
  "telephone": "1234567890",
  "tin": "123-00-0000",
  "doTinMatch": true,
  "resendRequests": false,
  "resendIntervalDays": 7,
  "maxReminderAttempts": 10
}
```