Welcome to Jack Welling Inc

About Us

Reliable HVAC/R Professionals


Whether you need a routine maintenance check or an emergency repair on a heating or cooling unit, we are available to handle all of your heating, cooling, refrigeration, and ventilation needs.  We continually strive to exceed expectations by ensuring that each  client receives the very best service.

Individualized HVAC/R Options


We will work with you to find HVAC solutions that fit your heating and cooling needs. We will provide you with a full consultation to explain all of your available options so that you can choose the system that’s right for your  business.

Customer Satisfaction Guaranteed


We serve both public sector and commercial clients and offer a variety of money-saving solutions. We combine our use of the highest quality parts and equipment, and our dedication to delivering  exceptional service to provide you with top quality service.

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For emergency service, please contact us at your convenience.  We look forward to serving you.

Jack Welling Inc

10929 Franklin Avenue Suite U, Franklin Park, Illinois 60131, United States



Monday - Friday: 9am - 5pm

Saturday - Sunday: By appointment only