About NAC

Building Solutions Since 1984

NAC is an industry leading single-source mechanical and electrical commercial contractor. We provide innovative construction and service solutions for medium and large-scale commercial projects with a customer-first model that puts your building in the industry’s most capable hands.

From mechanical and electrical, to building automation and service, our more than four decades of experience delivers the knowledge you can trust and a partnership you can rely on.

NAC provides an extensive range of services through our various divisions and an uncompromising commitment to safety and community leadership. Our services include mechanical, electrical, fabrication and building technology.

Our People: The Heart of NAC

At NAC, we believe that exceptional solutions are built by exceptional people. Our collaborative and inclusive environment fosters a friendly working space where every team member is valued and empowered. Our strength lies in the diverse talents and collective passion of our entire team – from our skilled service technicians and meticulous designers to our dedicated account managers and indispensable shop workers. Each individual plays a vital role in our success, united by a shared commitment to delivering outstanding results and helping you achieve your project goals.

Our steady growth across all core business segments – Mechanical, Electrical, Building Technology, Fabrication, and Service – is a direct reflection of our devoted, skilled, and experienced workforce. We understand that our success is inherently tied to theirs, and to our unwavering dedication to providing each customer with efficient, professional, complete, and successful service and project performance.

History

1984– Northern Air Corporation (NAC) was founded as a commercial HVAC Company with a vision to provide reliable, efficient and knowledgeable HVAC service and maintenance 24/7.

1985 – Advanced forward in the contracting industry by delivering a service-first attitude

1986 – Developed a division to handle our customers’ commercial refrigeration needs including commercial building air conditioning

1989 – NAC doubled its workforce and hired our first controls engineer

1990 – Established the estimation and commercial piping division

1993 – NAC successfully added to its Temperature Control Division to handle new Direct Digital Controls Engineering

1995 – NAC added its first electrical staff to handle the electrical wiring for performed project and including wiring all of its customer based controls system

1997 – Expanded the company’s Plumbing Division

2000 – NAC recognized the need to add a sheet metal division to the company and actively planned for growth

2002 – NAC launched sheet metal fabrication to become full service HVAC

2007 – NAC moved operations into a 30,000 sq. ft. facility to accommodate our steady growth

2009 – Established in-house piping fabrication and NAC’s Oklahoma office location was founded

2010 – NAC launched full Electrical Construction and Service Installation department

2011 – Combustion division was added

2012 – Construction began for NAC’s 40,000 sq. ft. piping, plumbing and sheet metal fabrication shop

2013 – NAC’s state of the art fabrication shop became fully operational

2016 – NAC completed a stadium project for the University of Oklahoma installing plumbing, heating, and sheet metal