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Family Owned & Operated 
38 Years of Combined Experience!

We are a Veteran - Servicemember locally owned company with service as Our #1 Priority!  Proudly serving Walla Walla and the surrounding communities.  When it comes to heating, air conditioning or refrigeration, Mill Creek Mechanical is the one to call. We are a local business with over 38 years experience in HVAC & Refrigeration. We provide both residential and commercial expertise. We service all brands! Call us next time you need service.
WDVA Veteran or Servicemember Owned Business.
Certification Number: EGMQa7o8
Business License Number MILLCCM819ML
Call 509-540-0218 or 509-520-4311

Residential Services

We Have You Covered!

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 all of your heating, cooling and ventilation needs. We continually strive to exceed expectations by ensuring that each client receives the very best service. Service is our #1 Priority!

Commercial Services

All types of Services Available!

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.
We will make sure your cool in the summer and warm in the winter!

Veteran & 1st Responders

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We are proud of our country, and those that served our great nation. Mill Creek Mechanical is proud to offer discounts to our armed forces veterans and 1st responders. Give us a Call today and we will see what can offer and get your system working efficeintly and save you money all at the same time!

A+ BBB Rating

Accredited Business

The grade you get from the BBB represents the BBB's degree of confidence that your business is operating in a trustworthy manner and will make a good faith effort to resolve any customer complaints. BBB ratings are based off the transparency and integrity of your business. We are proud of our work!

Residential and Commercial installation
Free estimates

Get the System you want at a fair price and know up front before
work begins. Service and customer satisfaction is our #1 priority!

Service & Repair
Residential & Commercial Services

We also offer Refrigeration Installation and Repair..  We are also Certified in Espresso Machine Repair and Service.

Veteran & First Responder
Discounts Available

20% discount Veteran and 1st responders on repairs.
10% discounts on installations

Schedule An Appointment!

Drop Us A Line Or Give Us A Call!

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