Electrical Special Systems
We are a leading low voltage and special systems contractor providing quality installations for fire alarm, sound, security, temperature controls and other technology based systems. We specialize in the planning, selection, installation and service of the low voltage applications used in your facility.

Our team’s experience and the high profile nature of our completed work puts our clients at ease when utilizing our design and installation services. In all instances our intent is to protect life, enhance quality of living, and secure sensitive areas.

Low Voltage Systems provided are:

  • Fire alarm systems (NICET certified installers)
  • Smoke control systems
  • Building automation and temperature control systems
  • Telecommunication systems
  • Data and networking systems
  • Security systems including detention facilities
  • Sound and audio visual systems
  • Access control systems
  • Closed circuit TV systems
  • Nurse call systems
  • Intercom systems


We lead the industry in Fire Alarm expertise and are known for a strong history of completing complex fire alarm installations. LEI has been successfully installing fire alarm systems in collaboration with various system vendors since our inception. One of our marquis projects is the Colorado Convention Center Expansion.

LEI has a strong team of knowledgeable, dedicated and experienced installers. The fire alarm system is key to any Building Certificate of Occupancy and LEI has perfected means and methods to ensure proper functional pretesting and start up of the system  prior to Authority Having Jurisdiction approval.


Our extensive history and technical expertise in installing Building Automation Systems (BAS) is demonstrated by our project experience. Our dedicated BAS electricians work jointly with the integrator utilizing equipment schedules, wiring methods, flow diagrams and sequence of operations to ensure a cohesive and functional solution.

These coordinated efforts provide the building occupant the capabilities necessary to proactively manage their systems. Achieving maximum operational efficiency and reducing energy consumption ensures extended equipment life cycle accelerating the return on investment for the owner.


We employ several NICET level I, II, III  and IV certified technicians as well as several licensed City and County of Denver Fire Alarm Installers. These certifications are a growing requirement of many systems, owners, agencies and code enforcement authorities.


Contact our team of professionals for a detailed and timely response to your bid request.

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