520 W. South Park Avenue
Oshkosh, WI, 54902
920-231-5530

24-Hour Emergency Service
Free Estimates

"We service all makes and models."

Professional results for any
Type of Application

Contact Us

Welcome to Gartman Mechanical Services

We offer an array of professional residential, industrial and commercial services including HVAC, Plumbing, Refrigeration,
Professional Engineering, Testing, and Analysis.

Residential Services

Heating

Cooling

Plumbing

Air Conditioning

Hot Water Heat

Water Heaters

Commercial Services

Engineering Services

Refrigeration

Heating Systems

Air Conditioning

Ventilation

Boiler and Steam Systems

Plumbing Services

Sheet Metal Fabrication and Installation

Plumbing and Piping Systems

Air Filtration

Humidification and Dehumidification

Engineering Services

Engineering Services

Refrigeration

Heating Systems

Air Conditioning

Ventilation

Boiler and Steam updates

Client Testimonials

• Thank you, Penny! We really appreciate your quick response to our furnace needs. Looking forward to completing these repairs and very thankful for the great communication and work ethic of the company!  

  Tina & Tim

• Bobby came out and he was great.

  Tim

• Thank you. Your technician did a thorough & awesome job!!!

  Teri

• I want to say thank you to you Penny and the staff over there for your awesome and friendly customer service. My parents had issues with their furnace and I told them to call GMS. They were very impressed with how quickly you arrived and the professionalism. Props to you and the team!!

  Richard

• Chad & Jesse did a great job. Everything was neat and clean and looks good.

  Jack

• Thank you Tom & Penny.

  Helen

• Thank you for working with me. Fantastic and professional staff and I love my new furnace.

  Susan

• Thank you so much! Our house is consistently more comfortable.

  Charlie

 

920-231-5530

pwilz@gartmanmechanical.com

520 W. South Park Avenue