Complex Wiring

Our Services


Purchasing managers and plant superintendents seeking high quality, innovative electrical construction services count on E.C. Ernst. With a reputation built upon a century of experience, our Electrical Construction Division can design, install and maintain your electrical distribution system.  We offer support in the following areas:



With advanced design/build capability, E. C. Ernst is equipped to handle an expansive scope of industrial projects. From high-tech clean rooms to automated process plants, to power generating stations,  E.C. Ernst meets every challenge. In addition to new projects built from the ground up, E.C. Ernst expands existing installations while facilities remain in operation. E.C. Ernst's accelerated scheduling minimizes downtime during necessary outages and brings projects to completion on time and within budget.

  • Substations, Transformers and Switchgear
  • Generators and Emergency Power
  • Plant & Equipment Relocation
  • Design-Build
  • Power Distribution
  • Grounding Systems
  • Instrumentation
  • Motor Controls
  • Lightning Protection
  • Building Lighting
  • Life Safe Systems
  • Heat Trace
  • Trenching, Boring and Drilling



Recognizing that each office building has its own needs, E.C. Ernst has developed a portfolio of expertise to meet every new challenge.  Specialized design/build capabilities enables E.C. Ernst to accommodate projects ranging from "Class A" urban high-rises to complex data center installations.

  • Design-Build
  • Power Distribution
  • Building Lighting
  • Preventative Maintenance
  • Energy Management and Lighting Retrofits
  • Security and Life Safety Systems
  • Intercom Systems
  • Mechanical Wiring
  • Pole Setting
  • Parking Lot Lighting
  • Temporary Power



Modern schools, universities and museums present diverse challenges for electrical contractors. E. C. Ernst has more than answered the call with complete package installations that include an integrated array of applications, features and systems.  Advanced technology applications involve:

  • CCTV
  • Security Systems
  • Lightning Protection
  • Voice/Data
  • Fire Alarms
  • Audio/Video Centers
  • Custom Theatrical Lighting
  • Sports Stadium Lighting
  • Campus-Wide Power Distribution
  • Electrical Support for HVAC and Mechanical Installations
  • Generator and Co-Generation Installs



For over 75 years, E.C. Ernst has been the electrical contractor of choice in the Washington DC area for internationally recognized religious institutions. Our experience working with and around marble, mosaic and fresco artisans in the restoration process is unparallel in the industry. We understand a church is a 24x7 operation and we are able to minimize impact of renovations to the patrons, services and events.

  • Dome Renovations
  • Lighting Support Structures
  • Fiber Optic Lighting
  • Sound Systems
  • Exterior Architectural Accent Lighting
  • Interior Task Lighting

Federal Center Plaza
Basilica Exterior

Have a Project?

Contact us today for more information regarding our quality services.