ALLISON MECHANICAL

1968 Essex Ct., Redlands, CA, 92373

·24/7 Available

4.2(10 Google reviews)View on Google

Chilled Water/ChillerAHURTUBoilerVRF/VRV SystemCooling Tower

Request a Quote (909) 478-5633 Website

Commercial Capabilities

24/7 AvailabilityYes — always available

Multi-Site CoverageAvailable

SLA Summary

Same day service response utilizing GPS vehicle tracking and cellular dispatching systems.

Quick Answers

Does ALLISON MECHANICAL handle commercial HVAC, not just residential systems?

Allison Mechanical is a dedicated commercial and industrial HVAC contractor based in Redlands, CA, serving facilities such as hospitals, data centers, government buildings, office buildings, and industrial warehouses — with no residential focus. Since 1993, the company has specialized in air conditioning, refrigeration, heating, ventilation, and energy management for complex commercial systems including chillers, VRF/VRV systems, air handling units, and cooling towers.

How much does a commercial HVAC system cost?

Commercial HVAC system costs vary widely depending on building type, system complexity, and scope — factors that differ significantly across the healthcare, data center, and industrial facilities Allison Mechanical serves. Allison Mechanical provides custom quotes based on site-specific requirements, and facility managers can contact them at 909.478.5633 for a project assessment.

What is included in a commercial HVAC inspection?

Allison Mechanical offers custom preventive maintenance programs covering the full range of commercial mechanical systems, including chilled water and chiller plants, boilers, rooftop units, air handling units, VRF/VRV systems, and cooling towers. Their technicians — who collectively bring over 300 cumulative years of service experience — assess system performance, identify retrofit or modernization needs, and support building automation and direct digital control systems.

About

Allison Mechanical is a Redlands, California-based commercial and industrial HVAC contractor, serving a 25-mile radius across Southern California since 1993 with expertise spanning installation, service, maintenance, and retrofit construction. The company holds California Contractor License #679866 and has earned both the United Association S.T.A.R. company certification and the United Association Green S.T.A.R. company certification — nationally recognized credentials that reflect workforce training standards and environmental performance. With over 25 union and factory-trained service and installation technicians, Allison Mechanical's team carries more than 300 cumulative years of hands-on HVAC experience across the Inland Empire and greater Southern California region. Allison Mechanical services the full spectrum of commercial mechanical systems, including chilled water and all-variable-speed chiller plants, rooftop units, boilers, air handling units, VRF/VRV systems, and cooling towers. The company is equipped for compressor overhauls, pneumatic control systems, building automation, direct digital controls, and variable frequency drive installations — capabilities that meet the demanding requirements of data centers, healthcare facilities, and government buildings alike. For facility and property managers who cannot afford downtime, Allison Mechanical offers 24/7/365 emergency response, with same-day service dispatched through GPS vehicle tracking and cellular communication systems. Custom preventive maintenance agreements and multi-site coverage make the company a practical choice for portfolio managers operating across the Southern California commercial market.

Frequently Asked Questions

What certifications does Allison Mechanical hold?

Allison Mechanical holds California Contractor License #679866 and has achieved both the United Association S.T.A.R. company certification and the United Association Green S.T.A.R. company certification, which are nationally recognized standards for workforce training and environmental practices. These certifications are particularly relevant for facility managers procuring HVAC services for government buildings, healthcare facilities, or data centers with compliance requirements.

How does Allison Mechanical handle after-hours HVAC emergencies?

Allison Mechanical provides 24-hour, 365-day emergency HVAC response for commercial and industrial clients throughout its Southern California service area. Same-day service is supported by GPS-based vehicle location technology and cellular-assisted dispatching, allowing the team to route the nearest available technician quickly.

What building types does Allison Mechanical serve?

Allison Mechanical specializes in hospitals and healthcare facilities, data centers, government buildings, commercial office buildings, industrial and warehouse facilities, and retail spaces. These building types each carry distinct mechanical system demands, and the company's technicians are trained to service the complex equipment — such as chilled water plants and VRF systems — that these environments require.

Does Allison Mechanical offer preventive maintenance agreements for multi-site portfolios?

Yes, Allison Mechanical offers custom preventive maintenance programs and explicitly supports multi-site coverage, making them a viable partner for property managers or facility directors overseeing multiple commercial properties across Southern California. Maintenance agreements can cover the full range of systems the company services, from rooftop units to building automation controls.

What geographic area does Allison Mechanical cover?

Allison Mechanical is headquartered in Redlands, CA and operates within a 25-mile service radius, covering a broad portion of the Inland Empire. Historically, the company has served clients from Santa Barbara to San Diego, making it capable of supporting larger regional portfolios beyond the immediate Redlands area.

Equipment & Systems

System Types Serviced

Chilled Water / ChillerAir Handling Unit (AHU)Rooftop Unit (RTU)BoilerVRF / VRV SystemCooling Tower

Building Types Served

Healthcare / Medical

Data Center

Government / Municipal

Industrial / Warehouse

Office Building

Retail / Shopping Center

Operating Hours

Monday	12:00 AM – 12:00 AM
TuesdayToday	Closed
Wednesday	Closed
Thursday	Closed
Friday	Closed
Saturday	Closed
Sunday	Closed

License & Insurance

Insurance VerifiedNot verified

Location

1968 Essex Ct, Redlands, CA 92373, USA

Request a Quote

Avg. response in 4 hours

Commercial Capabilities

24/7 AvailabilityYes

Service AgreementsPreventive Maintenance

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Google Reviews

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8 years ago

Great company to do business with.

— Logan Katy Casida

3 years ago

— random person

2 years ago

— Yessica Mora

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