Business Details
Emergency
services
Your Trusted HVAC & Plumbing Experts in Oshkosh
Gartman Mechanical Services has built a reputation as a trusted mechanical contractor serving residential, commercial, and industrial clients. Our team includes licensed professional engineers, certified plumbers, refrigeration specialists, and skilled technicians who complete installations, maintenance, and repairs for HVAC systems, plumbing, and refrigeration equipment. With over 40 years of combined experience, we emphasize quality workmanship, 24-hour emergency service, and adherence to rigorous training standards through a five-year apprenticeship program. Our capabilities span design-build projects, sheet metal fabrication, and energy-efficient system optimization. We serve both new construction and existing facilities, offering preventive maintenance contracts and rapid-response repair services.Our commitment to technical expertise is demonstrated through specialized services like boiler systems, chilled water piping, and geothermal heat pump installations. Customer satisfaction is evidenced by long-term client relationships and testimonials highlighting professionalism, promptness, and problem-solving capabilities. We maintain transparency in operations while providing tailored mechanical solutions for diverse applications. Our union-certified workforce ensures compliance with industry standards, and our service area focuses on Oshkosh, WI and surrounding communities.
Services
HVAC Installation
Plumbing Services
Refrigeration Repair
Engineering Solutions
Emergency Maintenance
Highlights and features
- We offer 24-hour emergency service with rapid response times
- Our team includes licensed engineers and certified plumbers
- We maintain equipment for all makes and models
- We provide design-build engineering solutions
- Our technicians complete 5-year apprenticeship programs
What people say
Excellent Service
Professional technicians
Prompt emergency response
Knowledgeable staff
Reliable long-term service
Services
HVAC Installation
We install complete HVAC systems including furnaces, air conditioners, heat pumps, and ventilation equipment. Our engineers calculate heating and cooling loads to ensure optimal system sizing while considering energy efficiency and budget requirements. Services include ductwork design, variable air volume systems, and geothermal heat pump installations for residential and commercial applications.
Plumbing Services
Our licensed plumbers handle all aspects of plumbing systems from water heaters and boilers to drainage and gas lines. We specialize in both new construction and retrofit projects, offering preventive maintenance contracts and emergency repair services. Systems include domestic water, fire protection, and specialized piping for commercial applications.
Refrigeration Repair
We service commercial refrigeration equipment including walk-in coolers, ice machines, and food service units. Our technicians maintain cascade systems and refrigeration control systems while providing parts and service for all equipment makes. Emergency repair services ensure minimal downtime for critical cooling applications.
Engineering Solutions
Professional engineering services cover HVAC system design, plumbing engineering, and mechanical system analysis. Our engineers develop energy-efficient solutions incorporating heat recovery, air filtration, and environmental control systems. We provide design-build capabilities for new construction and system upgrades.
Emergency Maintenance
24-hour emergency response for HVAC, plumbing, and refrigeration failures ensures rapid resolution of critical issues. Our technicians handle boiler breakdowns, heating emergencies, and refrigeration system failures with immediate dispatch and diagnostic capabilities.
Questions
What HVAC services do you offer?
We provide complete HVAC services including installation, maintenance, and repair of furnaces, air conditioners, heat pumps, and ventilation systems for residential and commercial clients.
Do you provide emergency plumbing services?
Yes, we offer 24-hour emergency plumbing services for urgent issues like leaks, pipe bursts, and heating system failures.
Are your technicians certified?
Our team includes licensed professional engineers, certified plumbers, and refrigeration specialists who complete extensive apprenticeship programs.
What areas do you service?
We primarily serve Oshkosh, WI and surrounding areas for both residential and commercial mechanical contracting needs.
Do you handle commercial refrigeration?
Yes, we specialize in commercial refrigeration systems including walk-in coolers, ice machines, and food service equipment maintenance and repair.
Can you service existing mechanical systems?
We provide preventive maintenance and repair services for all makes and models of HVAC, plumbing, and refrigeration equipment regardless of original installer.
Reviews (7)
M. Eh
Mar 26, 2021
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Good service, excellent workmanship, the install guys did a good job. Followed through with everything listed in the contract.
Rick Roeder
Feb 01, 2021
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GMS went out of there way to make sure my new furnace was installed properly. Penny is very helpful and a big thanks to Jake. It's nice to see honest contractors still exist.
Shaheda Govani
Feb 25, 2020
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Excellent service, and very good communication. The team continues to impress me from the office reception to the service guys. Refreshing to get decent customer service! Big thanks!
Jenn Jensen
Feb 11, 2020
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My furnace blower motor went out and they were able to repair it within 2 hours. I had someone on site within 20 minutes of my call. Very professional. Will hire them again.
Barry Puhl
Oct 25, 2019
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We have used GMS for service over the years and have been very happy with their service. They just finished installing a new A/C unit and we could not be more pleased. The workmanship from Chad and Brian is awesome. They came in did the work in a very professional manner and the finished project quickly. Wish I had before pictures. Great job guys, much appreciated.
J. M.
Apr 27, 2019
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Lowest price I found around ripon and searched 50miles + friendly, hardworking, honest, and provide Trane products top rated hvac systems. Owner came out personally to give the quote. So glad I went with GMS
Patrick Kuhl
Mar 14, 2019
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My furnace went out a couple weeks ago, just before a serious cold snap, and they came out on a Monday and by Wednesday afternoon I had a new furnace up and running. They would have been there on Tuesday, but they already had another emergency furnace replacement booked.
