You can delete the company in adobe commerce using REST API.
You must require a valid company id to delete a specific company from the Magento store.
When you delete a company, all the customers of the company status change to “Inactive” and also remove company id from the customer profiles related to the company.
Action: DELETE
URL: <HOST_URL>/rest/<store>/V1/company/<COMPANY_ID>
Here COMPANY_ID is the valid company id to delete.
HEADER: Authorization:Bearer <ADMIN_TOKEN>
Request Payload: none
Response: Boolean value true/false.