Our Group Companies

A synergistic network of specialized companies providing end-to-end solutions, from heavy electrical engineering and switchgears to robust cable manufacturing.

Core EPC Operations

Delhi Electric Company (DEC)

Since 1964, Delhi Electric Company has been at the forefront of India's electrical infrastructure. We've evolved from a regional EPC contractor into a fully integrated engineering group.

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Key Focus Areas

  • ● 33kV–220kV Substation EPC
  • ● High-power drive integration
  • ● Turnkey industrial electrification
  • ● Testing & Commissioning
  • ● Maintenance
  • ● Retrofitting
  • ● Instrumentation
Switchgear Manufacturing

Trisquare Switchgears

India's specialist MV/LV switchgear and control panel manufacturer. Trisquare delivers "Intelligence in Reliability" by engineering highly robust panels for heavy industries.

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Product Portfolio

MV Solutions11kV/33kV VCB, E-House
LV SolutionsPCC, MCC, APFC, Sync Panels
Renewable Energy800V Switchboards, SCB
e-MobilityEV Charging Substations
Cables & Wires

POLYVION Cables

Established in 2005, POLYVION Cables & Wires is DEC's in-house manufacturing division that produces a complete range of electrical cables and wires to IS, IEC, and BS standards.

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Manufacturing Excellence

  • ● HT/LT Power & Control Cables
  • ● FR-LSZH BIS Certified Range
  • ● Custom specifications manufacturing
  • ● 40% Recent Capacity Expansion