Over 820 Certified Members and Growing
Overhead Door Technician Level 1
Total Technicians: 482Commercial Overhead Door Technician Level 2
Total Technicians: 229Overhead Door Support Advisor
Total Technicians: 91Commercial Overhead Door Support Advisor Level 2
Total Technicians: 25To contact a certified technician's member company in your area, please reach out to the CDI office.