Furnace/Heater Service & Repair

Inland Empire's Experts in Heating System
Diagnostics & Repairs Since 1978

Serving La Verne, San Dimas, Glendora, Rancho Cucamonga, Claremont, Upland, Chino Hills, Diamond Bar, Walnut, West Covina & Surrounding Areas

Whether you have an unreliable heating system or a furnace that won’t start, call McLay Services, Inc. We’ve been diagnosing and repairing heating and air conditioning systems for over four decades. We work on all HVAC makes and models and have the experience and expertise to get the job done right the first time, every time.

Our HVAC service technicians are NATE certified and receive ongoing training to keep them up to date with the industry’s best practices, standards, and new technologies and products. Being part of the McLay Services team means sharing a commitment to the same values that our family-owned business was founded on 44 years ago: integrity, a strong work ethic, and a desire to help people.

We Service & Repair All Furnace Makes & Models

When you call McLay Services for a heating issue, we’ll do our best to schedule your service appointment as soon as possible and at a time that works best for you. You can rest assured that all of our technicians are friendly, professional, and background checked. Our tech will arrive in a branded service vehicle and uniform and take care to treat you and your property with respect while they work. The technician will perform a thorough diagnostic to determine the cause of the issue and provide options for repair, parts replacement, and full system replacement. Throughout the process, the technician will provide honest advice, expert recommendations, and upfront pricing. Equipped with state-of-the-art diagnostic equipment and a fully-stocked service vehicle, our technicians complete most repairs in one visit.

Carrier Heating/Furnace System Service Repair Upland

When you call McLay Services, you always have peace of mind knowing we stand behind our work with 44 years of experience and expertise.

Contact (909) 392-2202 Now to Schedule a Furnace Repair Appointment

We know that our customers depend on us for reliable heating and air conditioning which is why we work diligently to ensure that every customer is 100% satisfied with the repairs and services rendered from the beginning of the job to completion.

 

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We Pride Ourselves in Our Honesty, Integrity, and Professionalism

44
YEARS OF EXPERIENCE
16,000
SATISFIED CUSTOMERS
18
SERVICE AWARDS
416
FIVE-STAR REVIEWS

Customer Reviews

Google Reviews

McLay Services, Inc.

4.8 Stars - Based on 54 Reviews
Yelp Testimonials

McLay Services, Inc.

4.5 Stars - Based on 97 Reviews
Angi’s Reviews

McLay Services, Inc.

4.8 Stars - Based on 265 Reviews

Customer Reviews

CUSTOMERS ARE TRULY VALUED.

GREAT company, reliable professional service … Wonderful Family owned business. Customers are truly Valued. We ran a business in La Verne for 10 years. McLay has been our heating\AC\plumbing company the entire time. I have nothing but praise for the work they have done at a fair price with prompt reliable service. Thanks McLay!!!!!

Kaitlyn Adams Via Google Review

DEFINITELY OUR #1 CHOICE FOR OUR A/C, HEATING AND PLUMBING NEEDS

McLay Services is a trust-worthy, dependable business providing quality work. Definitely our #1 choice for our A/C, heating and plumbing needs. Highly recommended, you will always get excellent service!!!

Fiona Salazar Via Google Review

GREAT CHOICE FOR ALL OF YOUR PLUMBING, HEATING AND A/C NEEDS!

Great choice for all of your plumbing, heating and A/C needs! McLay Services is dependable and honest and I would not hesitate to recommend to anyone.

J. M. Via Google Review