Air Conditioning & Heat Pump
Get quality heat pump, mini split, AC installation, repair & maintenance in Oakland, Berkeley & surrounding areas.
Heating
We provide a wide range of heating services including furnace repair, maintenance, replacement and new installations!
Indoor Air Quality
We carry a variety of IAQ products that will dramatically improve your indoor air quality including PlasmaAir.
Light Commercial
Our comprehensive range of light commercial HVAC services covers new construction design to replacement systems.

When customers call us, either something has gone wrong, or you are considering upgrading your system. In the best scenario you are calling for routine maintenance. Wouldn’t it be nice if a person answers the phone, is ready to help you solve the problem, can send someone who will be on time and is knowledgeable to solve the issue? Call the trustworthy HVAC Contractors in Oakland, CA for mini split, heat pump, heating & air conditioning repair and installation. Commercial & Residential HVAC services.
Welcome to Harry Clark Heating and Air Conditioning Inc.

Save up to $2,600
in annual tax credits with higher-efficiency YORK® equipment!
Heat pump, Air Conditioner, Package & Furnace
HVAC Tips

Breathe Easier with York IAQ Products in Oakland, CA
Breathe Easier with York IAQ Products in Oakland, CA Improving indoor air quality starts at home with the right solutions from Harry Clark Heating &

Heat Pump Installation in Oakland & Berkeley
Heat Pump Installation in Oakland & Berkeley Upgrade your home’s heating and cooling system with the versatile and efficient heat pump installations from Harry Clark

Beat the Heat: The Ultimate Guide to Air Conditioning Maintenance in Oakland, CA
Beat the Heat: The Ultimate Guide to Air Conditioning Maintenance in Oakland, CA As temperatures rise in Oakland, CA, your air conditioner becomes your best

Upgrade Your Indoor Air Quality with YORK®
Upgrade Your Indoor Air Quality with YORK® Your HVAC system is more than just temperature control; it’s your ally in improving indoor air quality (IAQ).