If you should have any questions or would like more information about Gartman Mechanical Services or a specific portion of this site, please do not hesitate to contact us and we will be happy to assist you further.

General Information & Questions:

Gartman Mechanical Services
520 South Park Avenue.
Oshkosh, WI 54902

Business Hours:
Monday - Friday 7:00AM - 4:30PM
Phone:(920) 231-5530
Fax:(920) 231-0486
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Residential and Commercial HVAC and Plumbing:
Tim Weitz
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Commerical/Industrial and Residential Engineering, Plumbing and Refrigeration: 
Scott Olejnik
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Commerical/Industrial and Residential Engineering and Plumbing: 
Paul Libardi
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Client Testimonials

  • It was a pleasure doing business with you as always. Love my Gartman people!

    Bridget

  • Thank you for the excellent support!

    Dave

  • Matt was the gentleman that came this morning. Great guy, represents Gartman well. Thank you for the great service.

    Lynn

  • The Gartman boys left and my new air conditioner is running and blowing cold air. It is so much more quiet than my old unit and I love it. Thanks Gartman, Doug Peters, and crew for making this a pleasant purchase and installation for me.

    Bridget

  • Thank you so much! Greatly appreciate GMS!

    Susan

520 W. South Park Avenue