Laravel CRM From Scratch

Looking for a CRM from scratch, written on Laravel, would be used to manage leads and customers from different marketing campaigns, I will share all the details, to the right freelancer, but as a quick description it must have the following:
Call Entry
Lead Entry
Customer Management
Work Order Creation
Installation Scheduler
Warehouse and Inventory management
Installer inventory management
Commission Management
Customer retention and follow ups.

If interest, please send a proposal/questions, or suggestions, and an approximate cost and price.