4-GPS has Nate certified technicians and has been factory trained by Mitsubishi Cooling and Heating, earning the prestigious award and designation as a Preferred Diamond Contractor, boasting the 12 year warranty. We are an NYSERDA approved Contractor.  Green Power Systems also has earned a A+ rating from the Better Business Bureau along with being an Accredited business. We are also have been screened with background checks and approved as Contractors from the following companies: Angie's List, Home Advisor, Home Depot, Porch, and Thumbtack.  We have memberships in the Home Builders and Remodelers of Central New York, Greater Baldwinsville Chamber of Commerce. 4GPS is an Employee Owned Partnership Owned By Justin & Shannon Main and Court & Louise Rutherford.  Giving back to the community is extremely important to us, we support Baldwinsville Volunteer Fire Department, Sylvan Beach Fire Department, Alexandria Bay Fire Department, CNY Make-a-Wish, 1000 islands Charity Poker Run, and the Foundation for Community Betterment.

about us

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residential & commercial

Heating & air conditioning