We provide manpower and equipment to construct new vaults from the ground phase up. We can construct and/or make repairs in any type of vault to include:

  • Basic single phase 120/240
  • Large three-phase multi transformer switching vaults with 5 kV secondary
  • Installation and operation of any type of transformer and switchgear
  • Multi-Floor High Rise “Stack” Vaults

Our services include turnkey design and build operations that include all cable and gear installation into the vault as well as racking and training cables, fireproofing cables, and all terminations.

Safety Program

Attention to the safety of both our employees and the job sites we work on is of the utmost importance. At JHV we promote a culture of safety for our employees through a comprehensive training program administered by our in-house Safety Director.

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