Summa Mechanical Contractors, Inc.

Commercial Verified

2222 W Grant St, Phoenix, AZ 85009, Phoenix, AZ

5.0(7 reviews)

5.0(7 Google reviews)View on Google

Chilled Water/ChillerBoilerAHUCooling TowerRTUHeat Pump

Request a Quote (602) 254-2165 Website

Commercial Capabilities

24/7 AvailabilityNo

Multi-Site CoverageAvailable

Quick Answers

Does Summa Mechanical Contractors, Inc. handle commercial HVAC, not just residential systems?

Summa Mechanical Contractors, Inc. is a commercial-only mechanical contractor serving Phoenix, AZ, with no residential work — specializing in chilled water plants, boiler systems, rooftop units, air handling units, cooling towers, and heat pumps across healthcare, government, educational, and industrial facilities. The company holds Arizona license ROC070725 (C-79) for Commercial Air Conditioning & Refrigeration and has operated exclusively in the commercial and industrial space since 1979.

How do I get a quote for commercial HVAC work from Summa Mechanical Contractors, Inc.?

Summa Mechanical Contractors, Inc. can be contacted directly at their Phoenix, AZ location to discuss project scope and obtain a quote, as pricing depends on system type, building use, and project delivery method (prime contracting, CMAR, or subcontracting). The company self-performs all mechanical work and avoids double markups common with general contractors, which can affect overall project cost.

When should a commercial HVAC system be replaced?

A commercial HVAC system typically warrants replacement when repair costs approach or exceed 50% of equipment value, efficiency has significantly degraded, or the unit no longer meets building load requirements — factors a licensed mechanical contractor like Summa Mechanical Contractors, Inc. can assess during a site evaluation. Summa has executed chiller replacements and central plant upgrades for major Arizona clients, including the Central Arizona Project.

About

Summa Mechanical Contractors, Inc. is a Phoenix-based, self-performing commercial mechanical contractor that has delivered HVAC construction, central plant work, and process piping across Arizona since 1979, making it the state's 12th oldest mechanical contractor. The company operates across every major commercial building type in the Phoenix metro — including healthcare facilities, government buildings, educational institutions, office buildings, industrial warehouses, and mixed-use properties. Systems expertise spans central chilled water plants, central boiler plants, rooftop units, air handling units, cooling towers, and heat pumps, with licensed crews of welders, pipefitters, and plumbers performing all fabrication and installation in-house. Summa holds six active Arizona ROC licenses covering general engineering, general commercial contracting, commercial boilers and steamfitting, commercial plumbing, commercial air conditioning and refrigeration, and commercial sheet metal. The company also maintains an award-winning safety record, with crew certifications including OSHA-30, Confined Space, Lock-out Tag-out, and Asbestos Awareness — requirements that matter to facility managers overseeing occupied healthcare or government buildings. More than 80% of Summa's business comes from repeat clients, and the firm is active on multiple job order contracts with the State of Arizona, Northern Arizona University, and the City of Phoenix. Facility managers seeking a prime contractor who eliminates subcontractor layers — and the double markups and communication delays that come with them — will find Summa's delivery model suited to complex, schedule-sensitive projects within a 25-mile radius of Phoenix.

Frequently Asked Questions

What Arizona contractor licenses does Summa Mechanical Contractors, Inc. hold?

Summa Mechanical Contractors holds six active Arizona ROC licenses: ROC070721 (A) General Engineering, ROC070722 (B-01) General Commercial Contracting, ROC070723 (C-04) Commercial Boilers/Steamfitting/Process Piping, ROC070724 (C-77) Commercial Plumbing Including Solar, ROC070725 (C-79) Commercial Air Conditioning & Refrigeration Including Solar, and ROC108380 (CR-45) Commercial Sheet Metal. Facility managers can verify all license numbers directly with the Arizona Registrar of Contractors.

Can Summa Mechanical Contractors, Inc. serve as a prime contractor rather than a subcontractor on a project?

Yes — Summa regularly acts as prime contractor, construction manager at risk (CMAR), or subcontractor depending on project requirements. Contracting directly with a self-performing mechanical prime like Summa eliminates the double markups, added supervision costs, and communication delays that arise when a general contractor subcontracts mechanical work. The company has served as prime contractor on hundreds of Arizona projects.

Is Summa Mechanical Contractors, Inc. on any job order contracts for public-sector facilities in Arizona?

Summa is active on job order contracts with the State of Arizona (Gordian Group), Northern Arizona University (S.A.V.E. program), and the City of Phoenix, having been selected based on qualifications and competitive pricing. This pre-qualification makes procurement faster for eligible government and institutional facility managers.

What safety certifications do Summa Mechanical Contractors' field crews maintain?

Summa's field team holds certifications including OSHA-30, Asbestos Awareness, Confined Space, Lock-out Tag-out, Forklift, and Aerial Lift, and the company carries an award-winning safety record. These credentials are particularly relevant for facility managers responsible for occupied healthcare, educational, or government buildings where safety compliance is closely scrutinized.

What geographic area does Summa Mechanical Contractors, Inc. cover?

Summa Mechanical Contractors operates within a 25-mile service radius from its location at 2222 W Grant St, Phoenix, AZ 85009, covering the greater Phoenix metro area. The company also holds statewide job order contracts, indicating project reach across Arizona for qualifying clients.

Equipment & Systems

System Types Serviced

Chilled Water / ChillerBoilerAir Handling Unit (AHU)Cooling TowerRooftop Unit (RTU)Heat Pump

Building Types Served

Education / Campus

Government / Municipal

Healthcare / Medical

Industrial / Warehouse

Office Building

Mixed Use

Operating Hours

Monday	7:00 AM – 3:30 PM
TuesdayToday	7:00 AM – 3:30 PM
Wednesday	7:00 AM – 3:30 PM
Thursday	7:00 AM – 3:30 PM
Friday	Closed
Saturday	Closed
Sunday	Closed

License & Insurance

Insurance VerifiedNot verified

Location

2222 W Grant St, Phoenix, AZ 85009, USA

Request a Quote

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Commercial Capabilities

24/7 AvailabilityNo

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Google Reviews

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8 years ago

Was greeted with professional enthusiasm, inquied as to how they may assist me and my needs. Immediately met them with efficiency and completeness

— Rod Werner

10 months ago

— Camilo Hernandez

4 years ago

— John Patrick Grogan

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