Commercial Electrical Contractors

National Network Services


  • Network Cabling
  • Network Cabling Engineering Services
  • Telecom Backup Services
  • Telecom DC Power Plants Engineering and Installation
  • Electronic Security - Design and Installation
  • In-Building Cellular Distributed Antenna Systems


  • Commercial offices
  • Telecom
  • Data Centers
  • Power Plants
  • Healthcare
  • K-12 Schools
  • Colleges & Universities
  • Light Industrial  

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About This Company:

Founded in 1989, NNS began installing low voltage cabling for companies across Colorado and quickly gained a steadfast reputation for their quality of work.  Over the last 30 years, NNS has become a reseller of all major structured cable products for every major vendor in the industry and developed a comprehensive DC Power solution. Today, the company has one of the industry’s most recognized client portfolios consisting of multiple different Fortune 500 companies and is ranked in the Top 5 Low Voltage Contractors list.

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