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Claim This BusinessInterstate Mechanical, LLC (IMCOR) has operated as a Phoenix-area mechanical contractor since 1974, delivering half a century of installation and maintenance services across the valley. The company holds multiple state contractor licenses (ROC #084436, #073195, #073196, #084435, #094734), covering boilers, steamfitting, process piping, air conditioning, refrigeration, sheet metal, and plumbing. With a 4.2-star rating from 25 verified reviews, IMCOR serves commercial and industrial clients throughout Maricopa County, including facilities in Phoenix, Glendale, Tempe, and surrounding municipalities. The company operates Monday through Friday from 7AM to 4PM and maintains 24/7 emergency availability for urgent mechanical failures.
What distinguishes IMCOR from typical HVAC contractors is its in-house prefabrication capability and full-service project modeling. The company maintains a 10-ton bridge crane facility at its Phoenix headquarters, fabricating ductwork, piping, and plumbing assemblies directly from CAD designs. This vertical integration allows faster installation timelines and quality control that subcontractors cannot match. IMCOR also offers certified BIM management services, providing complete design and project modeling for data centers, convention centers, healthcare facilities, and research laboratories. Their licensure spanning both commercial and residential sheet metal work (ROC #073196) reflects broader expertise than single-trade specialists.
Customer reviews name specific technicians who respond in critical moments. When a 156-unit apartment complex chiller failed during an August evening, technician Kyle arrived on-site within hours at 8PM to diagnose a difficult electrical fault and restore cooling before morning. Reviewer Eric Coda noted IMCOR welders placed pipe underneath shade canopies and elevated work on jackstands to reduce field strain during a Phoenix summer project. Technician Salvador coordinated with Dave D. to bring a commercial chiller back online, demonstrating the team-based approach reviewers consistently praise.
Six of eight reviewers awarded 5 stars, with customers naming specific technicians (Kyle, Salvador, Dave D.) who handled emergency service calls. The two 1-star reviews address driver behavior unrelated to mechanical work, while positive reviews emphasize responsiveness and technical skill.
| Sunday | Closed |
| Monday | 7 AM–4 PM |
| Tuesday | 7 AM–4 PM |
| Wednesday | 7 AM–4 PM |
| ThursdayToday | 7 AM–4 PM |
| Friday | 7 AM–4 PM |
| Saturday | Closed |
New heating and cooling system installation for office buildings, warehouses, and industrial facilities.
Diagnostic services, emergency repairs, and preventative maintenance for cooling systems.
Full plumbing installation and repair including process piping for industrial applications.
In-house ductwork and metal component fabrication using CAD-to-fabrication workflows.
Building management system integration for mechanical system monitoring and control.
Installation and certification of medical gas piping for healthcare facilities.
Thermal insulation services for pipes, ducts, and equipment in industrial environments.
Complete 3D modeling and design assistance for mechanical construction projects.