Tackling both commercial and residential projects, the D/E/F Services Group Electrical Division excels in everything we do. We’re able to complete large projects on time and on budget as well as give the attention needed for smaller ones too.


  • Lighting Retrofits
  • Facility Renovations
  • New Constructions
  • Service Install and Upgrades
  • Power Distribution
  • Generators and Back-Up Power
  • Site Lighting
  • 24 Hour Service


  • Experience with 12VDC to 480VAC 3-Phase and everything in between
  • Residential, Commercial, and Industrial environment familiarity
  • Capable of installing new service, branch circuits, panelboards, wiring in-place equipment, and more

Fire Alarm

  • NICET-certified installers on staff
  • Compliance with National, State, and local fire alarm codes
  • Service, inspection, and monitoring available
  • Installer of Fire Lite and Advanced Fire systems

Low-Voltage Network Cabling

  • Installation of Category copper cables and fiber optic
  • Wireless solution design and installation
  • Exceed established industry-standard specifications for cable support and termination
  • Capable of fiber optic fusion splices
  • Copper and fiber testing services available

Recent Projects

Mansfield Rd. Apartments

New London, CT
  • New construction apartments
  • Three stories wood construction
  • 104 tenant units with clubhouse, fitness area, leasing office, and other community areas
  • Performed electrical, low voltage, and fire alarm systems

Homewood Suites by Hilton Hartford

Manchester, CT
  • New construction hotel
  • Four stories wood construction
  • 105 guest units with pool, meeting areas, and amenities
  • Performed electrical, fire alarm systems, and fiber optic work
  • Low voltage work done to Hilton branding specifications

The Lofts at Ponemah Mills

Taftville, CT
  • Historic mill renovation to luxury apartments
  • Five stories with stonework exterior, historic timber interior
  • 225+ tenant units over two construction phases
  • Performed electrical, fire alarm systems, CCTV, intercom, and access control work

D/E/F Services Group worked with us on our first apartment complex in Connecticut. They were able to work closely with us to work out issues and bring the project in successfully. We have hired them to continue our relationship on several ongoing projects we have in the area and look forward to working with them.

Sean McManus

Vice President, A.R Building Co.

Past Projects

  • A.R. Builders / New Construction Apartment Buildings
  • Red Cross / Leiser Realty
  • US Naval Facilities (New England)
  • Homewood Suites / Hilton Hotels
  • Walmart Supercenter / New Construction & Renovation