Christian Brothers

Mechanical Services, Inc.

We are a full-service commercial mechanical heating & cooling contractor providing exceptional HVAC Services to all of Southern California such as:

With more than 300 employees, we are one of the largest regional HVAC contractors serving Los Angeles, Orange, San Diego, Inland Empire,  Riverside and San Bernardino counties

Founded more than  40  years ago, Christian Brothers remains a family-owned company, committed to delivering superior mechanical and service solutions. We are proud of the relationships that we have built with our clients over the years, and our MOD rate of .89 due to a focus on employee safety by our entire team.

Contact us today to see how we can assist you in your HVAC projects.

About Us

40 Years of Excellence

Christian Brothers Mechanical Services is one of the largest, family-owned commercial heating, ventilation and cooling contractors in Southern California. Our experience and depth of knowledge ensures you will receive the finest quality service available. Our technicians are factory trained with the expertise and ability to handle any system, no matter how complex.

Our Mission

Delivering reliable, efficient HVAC solutions with integrity and exceptional service.

Our Vision

To be the leading provider of innovative, sustainable HVAC solutions.

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What We Do

Commercial HVAC Services

Our Project

Projects- Completed & Qualifications

Explore our diverse portfolio of successful HVAC projects, delivering high-quality solutions for retail, dealership, medical, and hospitality sectors.

Why Choose Us

Expert HVAC Solutions for Every Business Need

Do You Have A Project To Discuss ?

  • Experience You Can Trust

    With over 40 years in the HVAC industry, we have successfully completed numerous large-scale, complex projects for prestigious clients.

  • Tailored Solutions for Every Project

    We specialize in providing customized HVAC solutions, ensuring each project meets specific requirements with optimal efficiency and cost-effectiveness.

  • Skilled and Certified Technicians

    Our team of NATE and EPA certified technicians provides expert installation, maintenance, and repair services, ensuring top-tier performance.

  • Commitment to Quality and Sustainability

    We prioritize energy-efficient systems and sustainable practices, aiming to deliver solutions that reduce environmental impact while maximizing system longevity.

Reviews

Trusted by Clients Across Industries

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Gabriel Ramirez
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Great company
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SecureSpace Vista
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Augustine and Joshua were amazing!! They completed the work quickly and flawlessly! Thank you guys!!!!
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George Landa profile picture
George Landa
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I've been working with CBM for over 5 years and my experience has been satisfactory. When I need bits for projects, In the buildings I manage I know I can always count on them to give me the best price possible. Thank you, Adam and Stephany, for always answering my calls when I have emergencies.
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Ronny Fernandez
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As a large company, we connect directly with Christian Brothers for our HVAC needs when our in-house team needs the support for installs. I work directly with Dave and Adam from the estimation process, Daniel from the field troubleshooting aspect and Gilbert for field installations. All members of their respective teams have been very professional and hold safety to the upmost priority which is huge in my line of work. I would highly recommend Christian Brothers as an HVAC solution.
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Tom (Tom B) profile picture
Tom (Tom B)
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We have worked with CB HVAC for many years with a large range of locations across Southern CA. We have been pleased in their response time, ability to resolve issues quickly and the quality of workmanship. We will continue to rely on CB for our HVAC needs wherever possible!
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Bill Senteno profile picture
Bill Senteno
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As Advisory Board President of Marbella Country Club, I highly recommend Christian Brothers Mechanical Services for their exceptional service. Their team consistently goes above and beyond to resolve our issues promptly and efficiently. Their dedication to customer satisfaction is truly outstanding. A special thanks to Gennivieve Miller for her exemplary customer service her professionalism and attentiveness made all the difference. We truly appreciate the support and expertise provided by Christian Brothers Mechanical Services for any and all of our HVAC needs!
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metal recycling
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Hard working crew. Very professional!

24-Hour Commercial HVAC Service

As heating and cooling contractors, our service department is available 24-hours a day, 7 days a week for all commercial HVAC repairs. Our certified service techs are conveniently located across Southern California to quickly resolve any HVAC service need.