Douglas Heating & Air Conditioning LLC
1747 N Arlington Pl
Milwaukee WI 53202

Welcome to Douglas Heating & Air Conditioning, LLC


Douglas Heating and Air Conditioning, LLC is your trusted source for residential and light commercial HVAC service, repair, and installation serving SE Wisconsin.

Douglas Pietz, owner/operator has over 5+ years of experience and can meet all your HVAC repair and installation needs.  Doug prides himself in fulfilling the needs of his customers by completing projects efficiently, promptly and at an affordable rate.  Big or small – Douglas Heating & Air Conditioning can handle it all.

During the cold winter months it is imperative that your home heating system is working properly.  Heating a home is not only about keeping the house warm, but also doing it efficiently.  Over the last few years there have been many changes into the standards for home heating systems, providing consumers with more energy efficient equipment that both heats homes better, but costs less.  Doug Pietz, owner/operator, is full trained on all heating systems, so whether you have a Payne, Carrier, Bryant, Lennox or any other heating system, Douglas Heating & Air Conditioning, LLC can fix it. 

If you are experiencing problems with your home heating, give Doug a call and he will discover the cause of the problem and help you figure out if it is a simple heating repair or if you will be in need of a new furnace installation.


Services include:


·        High Efficiency Gas Furnaces

·        HVAC Maintenance

·        Steam & Hot Water Boilers

·        Energy Management

·        High Efficiency Cooling Systems

·        Humidification Systems

·        Air Purifiers

·        Dehumidifiers

·        Light Commercial

·        Thermostats

·        And More…


Douglas Heating & Air Conditioning, LLC is licensed, insured, and up-to-date on all of the latest safety codes and requirements. When you hire Douglas Heating & Air Conditioning you can feel confident that your project will be addressed in thorough, analytical fashion.


HVAC Contractor License #1218331

Emergency Services Available 24/7

Phone Number
(414) 731-3684
Date Joined the BBB
Type(s) of Business
Air conditioning & Heating Contractors - Residential
Air Conditioning Contractors & Systems
Air Conditioning Repair
Air Conditioning Supplies & Parts
Air Conditioning Systems - Cleaning
Air Duct Systems
Air Purifying & Cleaning Systems & Equipment
Boilers - Repair & Cleaning
Boilers - Sales & Service
Dehumidifying Equipment
Electric Heating Elements
Furnace Cleaning
Furnace Sales & Service
Heat Sealing
Heating & Air Conditioning
Heating & Air Conditioning - Filters
Heating Contractors
Heating Equipment
Heating Equipment & Systems Cleaning & Repair
Humidifying Apparatus
In-floor Heating
Radiant Heating

Date Established
1747 N Arlington Pl
Milwaukee WI 53202
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