Christian Brothers Mechanical Services

Christian Brothers Mechanical Services operates as a commercial HVAC contractor based in Mira Loma, California, holding a 4.3-star rating drawn from 17 customer reviews. The company maintains Monday through Friday availability from 7 AM to 5 PM, closing on weekends. Serving across Los Angeles, Orange, San Diego, Inland Empire, Riverside, and San Bernardino counties, the contractor has built a regional presence delivering heating and cooling solutions throughout Southern California.

What distinguishes this contractor is their substantial workforce of over 300 employees, enabling them to handle large-scale commercial projects while maintaining in-house capabilities for sheet metal fabrication and mechanical piping. Their portfolio spans building automation controls, design-build engineering, unit replacements and retrofits, along with commercial HVAC construction for sectors including education, healthcare, multi-family housing, and retail facilities. The company reports a MOD (Modular) rate.89, reflecting their emphasis on workplace safety protocols.

Customer reviews highlight specific team members who have handled urgent situations. One reviewer described Chad as professional and patient while walking them through troubleshooting before dispatching technician Greg, who arrived promptly and resolved the AC issue for a sales department. Another reviewer noted Adam and Stephany consistently answered emergency calls across five years of managing commercial buildings, providing competitive pricing. A third review mentioned estimation work with Dave and field troubleshooting with Daniel, emphasizing the team's professional approach and commitment to safety protocols.