End-to-End Services Make Your Life Easier

From BIM and CAD to prefabrication, and installation to ongoing maintenance, we handle everything in-house, thereby reducing management complexity and speeding up project timelines while creating efficient processes.

We Sweat the Small Stuff

We Sweat the Small Stuff

Relentlessly focused on customer service, build quality, and delivering the value our customers have come to expect from us for nearly five decades. Customers come back to Interstate Mechanical Corporation because they know we’re efficient, extremely well organized, and deliver on our promises.

300+ Talented Professionals
Centrally Located in Phoenix
State-of-the-Art Prefab Shops

Comprehensive Project Capabilities

We design and install mechanical systems ranging from simple exhaust systems to complicated piping systems in buildings like warehouses, plants, hospitals and more.

Comprehensive Project Capabilities
Build a Great Career

Build a Great Career

Join Interstate Mechanical Corporation and see the results of your work everywhere across Arizona and the Southwest. Grow, learn, and build a solid career with help from experienced mentors and ongoing training programs.

Any Project

New ConstructionTenant ImprovementRetrofitting

End to End

HVACPipingPlumbingSheet MetalBIM/CADMedGas

Every Phase


Get in Touch

Have a question about our services or construction capabilities? We’re always ready to help.