If you are looking for B2B Ecommerce solution, we can help you by customizing nopCommerce. We have our one ready-made customized nopCommerce B2B solution B2BOmni. A perfect solution for wholesale or dealership businesses.

B2BOmni has following features
Prices and price level management
Bulk Order and Re-ordering
New customer onboarding
Product Listing
Accounts / Sub users Management
Customer Dashboard
Quotation And Negotiation Module
Quote History
Order Management
Quick Quote And Quick Order Module
Re-Order
Price Negotiation And PO Acknowledgment
Multiple Shipping Addresses and Shipping Rate Quotes
Up-to-date Inventory – ERP/ CRM and 3rd Party integrations

For more information, please visit https://www.citytechcorp.com/solutions/b2b-ecommerce/.
You can also see a B2B E-commerce case study https://www.nopcommerce.com/en/b2b-ecommerce-platform-powered-by-nopcommerce