UK Accountant Needed for New Business Structure

I am developing a new UK service business and need an experienced UK accountant/business adviser to review my proposed business model before I set it up. The basic model is: Customer → My Business → Independent Contractor My business would manage the customer relationship, coordinate specialist services, pay the contractor and retain an agreed margin. I would like advice on: • Sole trader vs limited company • How customer and contractor payments should be structured • How my margin should be tr…