You need to show £8k for the first vehicle and £4450 for the second vehicle. This has to be shown as available funds in a bank account or credit card in the the name of the entity applying for the licence - So if your company is called Smith Transport Ltd then that is the name of the account.
This is a link to the latest advice on funding.
assets.publishing.service.gov.u … -13.12.pdf
It is a tight criteria with no way round it.