Hello, We are Ukrainian IT company. We can help You with a website. Our developers are interested and ready to build an online marketplace, b2b , in a specific industry domain for business transactions between buyers and sellers. Also we will create awesome professional design and include all functions which You need, in particular payments, etc.
We have a lot of experience in creating and designing websites. You can review our portfolio and feedbacks from other clients - https://www.freelancer.com/u/webbookstudio.
We will be glad to chat with You and discuss your task. Waiting for Your reply! Best regards.