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Founded In: 1984
Annual Vol: Not Provided

Our Story

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NAC attributes its success in mechanical and electrical service to our Service-First philosophy. In 1984, NAC began as a commercial HVAC Company with a top priority of providing reliable, efficient and knowledgeable HVAC service and maintenance 24 hours a day, 7 days a week, 365 days a year. Remaining committed to our service foundation, NAC has grown to become a mechanical and electrical service leader providing the following services:

  • 24-Hour and Emergency
  • Ventilation
  • Plumbing
  • Preventative Maintenance
  • Boilers
  • Energy Efficiency Analysis
  • Project Budgets
  • Heating and Cooling
  • Electrical
  • Building Automation
  • Refrigeration
  • Chillers
  • Equipment Repair & Replacement
  • Communications Technology


NAC's background for superior service has earned NAC the respect and confidence of building owners, facility managers and engineers. Our Service-First philosophy awards NAC an outstanding reputation, proven by our loyal customer base.


Our up-to-the-minute dispatch board allows efficient dispatching to quickly meet your service needs. NAC has implemented the most advanced communication systems that allow our customers to contact us, any time, any day.


With a broad base of skilled service and maintenance personnel, we guarantee the right technicians are trained to service and troubleshoot all aspects of mechanical, electrical and building automation systems, however large or small. Our dedicated and courteous technicians quickly diagnose and resolve problems, resulting in less expense and down-time for our customers.


NAC offers scheduled preventative maintenance with technicians who are trained for your specific equipment requirements and with a schedule to meet your specific needs. Preventative maintenance programs maximize energy conservation, prevent premature equipment failures and costly shut-downs

What We Do

Products/Services Relating to Electrical Contractors
Products/Services Relating to Mechanical Contractors
Products/Services Relating to Plumbing Contractors

Project Experience

Service Sector:
Public Private
Project Types:
New Alterations/Renovations Interior Fit-Ups
Project Size:
From $5,000 to $10,000,000
School / College / University
Apartments & Condominiums
Non-Residential Building

Service Areas

Preferred Brands & Manufacturers

Alerton Building Automation
Alerton Building Automation

Associations & Memberships

Member of BOMA Minneapolis (Building Owners & Managers Assn.) BOMA Minneapolis (Building Owners & Managers Assn.)