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39 Years
experience
Emergency
services
Your Trusted Mechanical Contractor in Southern California
Since 1987, Pacific Rim Mechanical has built its reputation on core values of honesty, integrity, and respect for customers and employees. As a premier mechanical contractor in Southern California, we specialize in pre-construction planning, comprehensive design, construction, and ongoing maintenance services. Our team of 700 employees, including ten registered professional engineers and a 28-person virtual design group, delivers high-quality solutions for HVAC, plumbing, and process piping systems across 10,000 properties. We leverage 3D Building Information Modeling and state-of-the-art fabrication shops to ensure efficiency and precision. With over 5,500 completed projects in biopharma, technology, entertainment, healthcare, and government sectors, we combine 37 years of experience with cutting-edge technology to provide tailored solutions.

Our commitment to customer satisfaction is reflected in our 24/7 emergency service, preventative maintenance programs, and energy conservation initiatives. As the largest open-shop mechanical firm in California, we maintain a family-oriented culture while adhering to strict safety standards and industry certifications. Our affiliations with organizations like ASHRAE and AGC underscore our dedication to excellence. Whether handling small repairs or large-scale construction, we prioritize transparent communication and innovative problem-solving to meet client goals.
Services
Pre-Construction Planning Construction Projects Maintenance Services 24/7 Emergency Service Energy Controls
Details
  • Year established: 1987
Highlights and features
  • We offer 37 years of experience in mechanical contracting and construction services.
  • Our 24/7 emergency service ensures prompt response for critical facility needs.
  • We maintain a 28-person virtual design group utilizing the latest technology.
  • Our team includes ten registered professional engineers for comprehensive design solutions.
  • We serve 10,000 properties across Southern California with specialized expertise.
Services
Pre-Construction Planning
Our pre-construction services include comprehensive design documents, detailed cost estimates, and value engineering to optimize project budgets. With ten registered professional engineers, we provide cost-saving suggestions and efficiency improvements throughout the planning process. Continuous scope and budget updates ensure alignment between owners, contractors, and project goals. Partner with us to fast-track your construction project through Design Assist/Build methodologies that reduce delivery time and costs.
Construction Projects
We specialize in HVAC, plumbing, and process piping system installations for commercial, industrial, and institutional buildings. Our 3D Building Information Modeling ensures precision before fabrication, while state-of-the-art fabrication shops enable just-in-time material delivery. With an average employee experience of 8 years, we handle projects from ground-up construction to tenant improvements across biopharma, technology, entertainment, and healthcare sectors. Our capabilities include Design Build, Competitive Bid, and replacement projects of all complexities.
Maintenance Services
Our preventative maintenance programs help extend equipment life, reduce downtime, and control operating costs. Services include HVAC system optimization, plumbing retrofits, and proactive water treatment solutions. With over 100 professional technicians available 24/7, we provide both scheduled maintenance and emergency repairs. Our approach combines technical expertise with cost-effective solutions to ensure continuous facility operation and energy efficiency improvements.
24/7 Emergency Service
Our Mission Control team dispatches technicians and equipment at any hour for urgent mechanical issues. With more service trucks than any regional competitor and real-time electronic reporting, we provide rapid response for HVAC failures, plumbing emergencies, and system breakdowns. Available from San Diego to Santa Barbara, our emergency service minimizes downtime through immediate technician deployment and mobile technology integration for instant communication and work tracking.
Energy Controls
We design and install energy-efficient control systems that improve building functionality and reduce operational costs. Our engineers create customized automation solutions compatible with multiple service providers. Services include system analysis for efficiency improvements, component upgrades for energy conservation, and integration with public utility incentive programs. These controls enhance building performance while maintaining serviceability across different maintenance providers.
People
John Heusner
President & CEO
John Heusner leads Pacific Rim Mechanical as President & CEO, driving strategic growth and operational excellence. With decades of industry experience, he oversees all company operations while maintaining our core values of integrity and customer focus.
Colin Cook
Vice President of Construction Operations
Colin Cook manages construction operations with a focus on project execution and client satisfaction. As a Professional Engineer, he ensures technical excellence and adherence to quality standards across all construction projects.
Ted Keenan
Vice President
Ted Keenan serves as Vice President, overseeing key business initiatives and operational strategies. With extensive mechanical contracting experience, he contributes to project success and company development.
Brett Ludwick
Director of Operations, Service, San Diego
Brett Ludwick directs service operations in San Diego, ensuring efficient delivery of maintenance and repair solutions. His leadership focuses on technical expertise and customer service excellence for regional clients.
Craig Condon
Vice President of Service Sales
Craig Condon leads service sales initiatives, connecting clients with tailored mechanical solutions. With deep industry knowledge, he drives business development while maintaining our commitment to quality and customer satisfaction.
Questions
What types of construction projects does Pacific Rim Mechanical handle?
We handle all sizes and types of mechanical construction projects including biopharma facilities, technology centers, entertainment venues, healthcare institutions, and commercial buildings.
Do you offer emergency repair services outside regular business hours?
Yes, our 24/7 Mission Control team provides emergency response services for HVAC, plumbing, and mechanical system failures at any time.
How long has Pacific Rim Mechanical been in business?
We've been serving Southern California since 1987, providing mechanical contracting services for over 37 years.
What areas do you serve?
We primarily serve Southern California including San Diego, Orange County, Torrance, and Santa Barbara regions.
What makes Pacific Rim Mechanical different from other contractors?
Our combination of 37 years' experience, 700 employees including specialized engineers, 24/7 emergency service, and advanced technologies like 3D BIM modeling sets us apart.
Do you offer preventative maintenance programs?
Yes, we provide comprehensive preventative maintenance to extend equipment life, reduce downtime, and improve energy efficiency for commercial facilities.
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Reviews (2)
Miguel Memo Armendariz
Sep 07, 2017 Report
Always wanted to work for this company. After 18 yrs in the sheet metal field and with countless companies i gave it a try and enjoying it. Very organized and skilled workers. Wouldn't go anywhere else!
Ronald La Londe
Jul 23, 2017 Report
Worked for them for two years before coming to Guantanamo bay, Cuba to work. If you are on time, work hard and drug free these guys will keep u even when times are slow. Great company to work for, family oriented