Our crews provide distribution and transmission underground and overhead construction services.

Herman Weissker, Inc. is a leader in the field of electric line construction. Our team has been providing electric utility construction services throughout the Western United States. We are fortunate to have the privilege of partnering with several large public and local utilities to provide infrastructure rehabilitation, upgrade, and construction of major projects.

Our high voltage services include:


The HWI Team has considerable expertise in providing electrical distribution services including:

  • Deteriorated pole replacements
  • Overhead and underground re-conductor projects
  • Overhead to underground conversions
  • Substation elimination
  • Energized vault replacement, including conventional and Voltek systems
  • Large scale voltage conversion projects
  • Limited access and helicopter operations


  • From the ground up, HWI is able to provide turnkey substation construction solutions from the initial planning phase to final energization.
  • Our teams of skilled craft professionals also provide maintenance operations ranging from electrical equipment repair to complete system upgrades.


  • HWI crews are experienced in electric transmission services ranging from planning, maintenance, to construction on projects ranging from 69kV to 500kV.
  • HWI crews are experienced in the assembly and erection of steel towers for both electric utilities and cellular service providers.
  • The HWI team provides foundation construction services.
  • Our team provides Right of Way (ROW) management and construction services.

Project Planning & Controls

HWI provides experienced project management and oversight solutions to public utilities looking to augment their workforce. Our experienced staff provide:

  • Permitting
  • Engineering/Design
  • Procurement of materials and services
  • Project oversight and supervision

Emergency Response & Storm Restoration

  • When disaster strikes, HWI is ready and able to provide emergency response ranging from local outages to major natural disasters.


  • Trade professionals employed by HWI’s Electric Line Division are members of the International Brotherhood of Electrical Workers (IBEW)

The HWI Management Team is very active in safety and participate in numerous organizations to provide the tools for a safety, better trained workforce. Some of these organizations include:

  • Cal-Nev IBEW/NECA Joint Safety Committee
  • Association of General Contractors (AGC)
  • Southern California Utility Safety Alliance (SCUSA)
  • National Safety Council
  • Pacific Safety Council

Herman Weissker, Inc. is a Certified Minority Business – Certificates on file: SC04003 #1412 CPUC-Supplier Clearinghouse #4KS00002