Subcontractors At Construction One, Inc. we believe partnering with quality subcontractors is critical to the success of each project and our company. We consider our subcontractors as an extension of our company on each project and look for team members who share our standards and promise to customer satisfaction. Construction One does require subcontractors to carry Commercial General Liability and Worker’s Compensation Insurance. If you have received a bid invite please login here to access our plan room: Contact Us If you would like to be added to our database of respected subcontractors and suppliers please register: Access to registration form