Your sellers will have full control using a Seller cpanel to manage their own products, sales, invoices, shipments and credit memos. Each of your sellers receives a customizable storefront within your Magento2 Marketplace. Flexible comission for each order received by a sellers (for e.g. $10+ 3%). Escrow service (After customer pay for the order, The funds are held by the escrow service in x day.)
I'm professional magento developer and designer. Please check my portfolio of my magento store development https://www.freelancer.com/u/Softinfoline.html . I have overlooked your project details and understand the requirement. Allow me to work on your project. Wating for your reply.