To ensure your HVAC equipment’s optimum performance and trouble-free operation, TMS Johnson Service is available.

With over 18 years of experience servicing equipment, we are proud to have Jaime lead TMS Johnson Service.  He is available throughout the life of your HVAC equipment – from installation & setup to maintenance, repair, and warranty questions.  Jaime is union-trained & multi-manufacturer certified.

Jaime Wickham
Service Manager / Lead Technician

Cell: 612-503-6170

Direct Line: 763-233-7052


Matt Loberg has been a great addition to TMS Johnson Service.  He assists local mechanical contractors during all phases of HVAC service, as well as providing warranty and technical expertise on a variety of equipment.  Matt is union-trained and recently completed his LG Champion certification for VRF service.

Matt Loberg
Service Technician

Cell: 612-741-3278

Direct Line: 763-233-7037