At Sigma Six we recognize that a high-caliber service organization can only be built on high-caliber technical professionals. We hire the most talented people in our field, give them the tools and the support necessary to provide outstanding service, and allow them the flexibility to improve the processes and procedures that will add value for our organization and our customers. We believe this approach creates a talented, motivated and creative work force that delivers excellent customer service and good value for our clients.

The Sigma Six staff includes registered electrical engineers and NETA certified technicians trained and experienced in the acceptance, commissioning, startup, maintenance, troubleshooting and repair of critical power distribution equipment including switchgear systems, transformers, automatic transfer systems, UPS and battery systems, static transfer systems, power distribution units, circuit breakers, protective relays, and backup generator systems. Many of our technical staff members have over 20 years of power industry experience. All of our service personnel have critical environment training and experience.

Our technical resources are available to support the operational reliability of your critical power systems on a 24x7 basis, 365 days a year.


Sigma Six has made a substantial investment in the test and measurement equipment necessary to provide top quality service. We routinely add equipment to our inventory to upgrade our capabilities and enable our staff to provide the highest level of service. Our test and measurement equipment is serviced and calibrated annually, traceable to NIST standards to ensure accuracy and performance.

Our equipment inventory includes:
  • Full color thermal imaging (infrared) cameras
  • RPM power system analyzers
  • Relay test sets
  • Power quality meters and recorders
  • Primary and secondary circuit breaker test sets
  • Cellcorders and Midtronics battery test equipment
  • AC and DC Load banks
  • Transformer test equipment
  • Scope meters
  • Data loggers
  • Micro-ohm meters
  • Insulation resistance test sets
  • Ground test sets
  • PPE, insulated tools, meters and safety equipment
  • Very low frequency AC cable testing equipment