PTG Service provides a wide range of HVAC services, including comprehensive maintenance programs, energy conservation consulting, and 24 hour emergency service.

Our Services

• HVAC Maintenance

• HVAC Service

• Boilers

• Chillers

• Design/Build

• Commercial / Industrial



• Controls

• Energy Conservation Services

• Building Automation Systems

• Comfort and Process Systems

• Capital Budgeting/ Asset Planning

Let us take care of all your HVAC needs

About Us

Positive Trades Group is a full service mechanical Systems provider that has proudly served the Northwest Ohio community, including Toledo, Bowling Green, and Findlay since 1947. With our three teams, PTG Service, PTG Mechanical, and Sperling Heating and Ventilating, one call can provide you with a solution to your HVAC, energy management, air quality, building, and piping needs.

Positive Trades Group

8650 Airport Hwy.

Holland, OH 43528