Once you've created a Private Profile and claimed you do not represent any company, you can still create a Business Profile based on it.
To create a Business Profile with a Private Profile:
1) Hover over the your Avatar in the upper right corner.
2) Click + Add new profile.
The Add Business Profile window will open.
3) Enter the Country and the VAT number of the company, the Business Profile for which you wish to create.
4) Click Next.
5) The Add business profile window will expand.
6) Provide all necessary data of your company and click Add company.
Your ,company profile has now been created.
You will be automatically transferred to your company profile.