Find customers on Tertius

A simple way to gain customers and manage inspections

How it works

  1. 1


    Craft a proposal that meets the customer’s needs

  2. 2

    Schedule easily

    Provide a qualified inspector and schedule based on mutual availability

  3. 3

    Get paid quickly

    Submit your inspection report, get approval, and receive payment

Get started

  • Create a Profile

    • Enter your agency’s details and create a staff roster
    • Include individual staff information and qualifications
    • Add your agency’s specialties, pricing, and availability
  • Confirm Booking

    • Receive notifications about new project opportunities
    • Create a proposal
  • Track Inspections

    • Assign the inspector that best meets the needs of the job at hand
    • Track all your scheduled events, and view confirmed and previous inspections

How To Join

All third-party agencies in Tertius must be approved by DOB and comply with the terms and conditions as outlined in the Third-Party Program Procedure Manual in addition to the terms and conditions noted on this site. New applications are considered from January 1- March 1, each year.

  • Staff

    Provide a list of your Professional(s)-In-Charge and affiliated inspectors who will certify, supervise, and perform third-party inspections.

  • Quality assurance

    Describe the methods you use to maintain the quality of all plan review and inspection services you provide. The quality assurance plan must be submitted as part of the application for a new agency as well as recertification of an existing agency.

  • Insurance

    Each inspection agency obtains and maintains Errors and Omissions Coverage for each occurrence in the minimum amount of $1,000,000.

Need more information?

Contact Us