| December 2024 | ||
| Electrical for HVAC | Dec. 2-6 | |
| Refrigeration AC/HP | Dec. 2-6 | |
| Advanced Service Diagnostics | Dec. 2-6 | |
| Heating Technology | Dec. 9-13 | |
| Installation Technology | Dec. 9-13 | |
| Electrical for HVAC | Dec. 16-20 | |
| Electricians Service & Maintenance | Dec. 16-20 | |
| Plumbing Service & Maintenance | Dec. 16-20 | |
| No Class – Merry Christmas | Dec. 23-27 | |
| No Class – Happy New Year | Dec. 30-Jan. 3 | |
| January 2025 | ||
| Electrical for HVAC | Jan. 6-10 | |
| Advanced Service Diagnostics | Jan. 6-10 | |
| Electricians Service & Maintenance | Jan. 6-10 | |
| Refrigeration AC/HP | Jan. 13-17 | |
| Heating Technology | Jan. 13-17 | |
| Installation Technology | Jan. 13-17 | |
| Electrical for HVAC | Jan. 20-24 | |
| Plumbing Service & Maintenance | Jan. 20-24 | |
| Refrigeration AC/HP | Jan. 27-31 | |
| Heating Technology | Jan. 27-31 | |
| Advanced Service Diagnostics | Jan. 27-31 | |
| February 2025 | ||
| Electrical for HVAC | Feb 3-7 | |
| Installation Technology | Feb 3-7 | |
| Electricians Service & Maintenance | Feb 3-7 | |
| Refrigeration AC/HP | Feb 10-14 | |
| Heating Technology | Feb 10-14 | |
| Electrical for HVAC | Feb 17-21 | |
| Advanced Service Diagnostics | Feb 17-21 | |
| Plumbing Service & Maintenance | Feb 17-21 | |
| Refrigeration AC/HP | Feb 24-28 | |
| Installation Technology | Feb 24-28 | |
| March 2025 | ||
| Electrical for HVAC | Mar 3-7 | |
| Electricians Service & Maintenance | Mar 3-7 | |
| Refrigeration AC/HP | Mar 10-14 | |
| Advanced Service Diagnostics | Mar 10-14 | |
| Electrical for HVAC | Mar 17-21 | |
| Installation Technology | Mar 17-21 | |
| Plumbing Service & Maintenance | Mar 17-21 | |
| Refrigeration AC/HP | Mar 24-28 | |
| Electricians Service & Maintenance | Mar 24-28 | |
| Electrical for HVAC | Mar 31- Apr 4 | |
| Advanced Service Diagnostics | Mar 31- Apr 4 | |
| April 2025 | ||
| Refrigeration AC/HP | Apr 7-11 | |
| Installation Technology | Apr 7-11 | |
| Plumbing Service & Maintenance | Apr 7-11 | |
| Electrical for HVAC | Apr 14-18 | |
| Electricians Service & Maintenance | Apr 14-18 | |
| Refrigeration AC/HP | Apr 21-25 | |
| Advanced Service Diagnostics | Apr 21-25 | |
| Electrical for HVAC | Apr 28- May 2 | |
| Installation Technology | Apr 28- May 2 | |
| Plumbing Service & Maintenance | Apr 28- May 2 | |
| May 2025 | ||
| Refrigeration AC/HP | May 5-9 | |
| Electricians Service & Maintenance | May 5-9 | |
| Electrical for HVAC | May 12-16 | |
| Advanced Service Diagnostics | May 12-16 | |
| Refrigeration AC/HP | May 19-23 | |
| Installation Technology | May 19-23 | |
| Plumbing Service & Maintenance | May 19-23 | |