Certificate & Degree Programs

Associate in Applied Science (A.A.S.) Degrees :

    • Service Technician degree
      This degree offers the most complete background if you are seeking a career as a service technician or are planning to transfer to a baccalaureate-granting institution.
    • Contractor degree
      If you want to own or manage an HVACR company, this degree combines the technical training required to be a service technician with management courses that are essential for success in today's business environment.
    • Building Environmental degree
      This degree is designed if you are seeking a career in building environmental management and control. It combines the technical training required for a stationary operator position together with requisite training in management skills essential for career development. 

You can obtain further information on specific course requirements and elective options by accessing this Student Planning Worksheet

Certificate Programs:

Gainful Employment Information

View information about this program, including estimated cost and employment opportunities.


Contact Information

Bob Clark, Program Coordinator
Technical Education Center (TEC), Room 1057, (630) 942-3068

Jim Janich, Instructor 
Technical Education Center (TEC), Room 1065, (630) 942-3313

David Earl, Program Advisor  
Technical Education Center (TEC), Room 1047, (630) 942-2538 

Peter Deeman, Program Advisor    
Technical Education Center (TEC), Room 1047, (630) 942-2548

Bridget McFarland, Program Support Specialist
Technical Education Center (TEC), (630) 942-8419 

Business and Technology Division
Technical Education Center (TEC), Room 1034, (630) 942-2592


  • Bill Lietzow

    Bill LietzowHVACR

    "The courses were offered at times that were flexible and allowed me to fit them into my work schedule and family life. The instructors were all very knowledgeable and professional."

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  • Brian Anderson

    Brian AndersonHVACR

    "I chose COD because of my past experience with the school, as well as its solid reputation of training HVAC technicians."

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