| Diploma/Certificate/Degree Program | US College |
| Heating, Ventilation, Air Conditioning and Refrigeration | Southwestern Illinois Community College |
| Heating and Air Conditioning | Shawnee Community College |
| Heating, Ventilation, Air Conditioning and Refrigeration | Prairie State College |
| Automotive Heating/AC Specialist | Prairie State College |
| Heating, Ventilation Air Conditioning and Refrigeration | Morton College |
| Heating, Ventilation, Air Conditioning and Refrigeration | Morton College |
| Heating and Air Conditioning | Moraine Valley Community College |
| Heating and Air Conditioning | John A. Logan College |
| Heating and Air Conditioning | John A. Logan College |
| Heating and Air Conditioning - Electrical Specialist | John A. Logan College |
| Heating, Ventilation and Air Conditioning | Harper College |
| Environmental Control Systems/Heating, Air Conditioning and Refrigeration | Elgin Community College |
| Refrigeration, Heating, and Air Conditioning | College of Lake County |
| Air Conditioning and Refrigeration - Basic Certificate (Heating) (0178) | City Colleges of Chicago |
