AMR PEMCO
- Established 1975
- Manufacturing location in Bluefield, VA
- Product offerings range from 1 KVA, 600V to 10000 KVA, 34500V & include a variety of diverse applications, rigorous duty cycles, & special termination configurations
- On Site Transformer Rewinds/Rebuild Transformers
- VPI Magne Seal Dry Type Substation Transformers
- Rectifier Duty Dry Type Transformers
- Dry Type Padmounted Transformers
- Air Core Reactors
ARM EnerTech Associates, LLC
- Established in 1976
- Locations in Harrisburg, PA; Hershey, PA; Johnstown, PA; Jamesburg, NJ; and Pittsburgh, PA
- 34 Employees
- Certifications: UL508A, PE electrical in multiple states, in process of ISO 9001:2008
- Electrical engineering including development of contract electrical plan document
- Substation electrical design
- Transmission and distribution line design (up to 230KV)
- Interconnection and wiring diagrams including point-to-point
- Process automation and instrumentation with specific focus on the metals, paper, material handling and food industries
- SCADA design, integration and implementation
- Power management and control systems including HMI programming
- Mechanical piping and hydraulic design schematics
- Mechanical engineering design (i.e. roll table design, moto footprint/coupling shaft retrofit, etc.)
- 3D system modeling
ESS Metron
- Established in 1946
- Manufacturing location in Denver, CO
- 150 employees
- Certifications: UL 1558, UL 891 & UL 508
- Structural, Electrical, and Mechanical (HVAC) PE design capabilities
- Metal-Clad Drawout Circuit Breaker Switchgear 5KV & 15KV
- Paralleling Switchgear
- Portable Shore Power & Mining Skidded Substations with oil containment
- Unit Substation Secondary Switchgear (up to 6000A, 200KAIC)
- Power Distribution Centers / Modular Switchgear Enclosures
- Custom Controls (all enclosure types)
JST Power Equipment
- Established in 1993
- Manufacturing locations in Florida, Mexico, & China
- Certifications: ISO 9001:1997 & 14001:2000, OHSAS 18001, & UL 1562
- UL Listed Cast Coil Transformers
- GIS (Gas Insulated Switchgear)
- JST Air Insulated Switchgear
- Cast Resin Rectifiers
- Padmount Transformers
- Small Power Transformers
- MV Unit Substations
- Outdoor Substation Breaker
MGM Transformer Company
- Established in 1975
- Manufacturing locations in Commerce, CA
- 160 employees
- Certifications: ISO 9001, CSA, CUL, UL
- Vacuum Pressure Impregnated (VPI) Dry Type Substation Transformers
- Liquid Filled Drive Isolation Transformers
- General Purpose Transformers
- Ultra Efficient & Harmonic Mitigating Transformers
Power Quality International
- Harmonic Mitigating Transformers
- Ultra-Efficient Transformers
- Medium Voltage Transformers
- Specialty/Custom Transformers
- General Purpose Transformers
Siemens
- Motor Control Centers
- Low Voltage Switchgear
- Medium Voltage Switchgear
- Panelboards
- Switchboards
- Safety Switches
Sparkstone Electrical Group (Park Detroit, Chicago Switchboard, IER, and CES)
- Established in 1936
- Manufacturing locations in Addison, IL; Armada, MI; Houston, TX; San Antonio, TX; Loveland, CO
- ~250 employees
- Certifications: UL 50, 67, 508A, 891, 1558; ANSI IEEE C37.20.2, IEEE C37.20.3
- Metal Enclosed Switchgear – Load Interrupter Switches, Fixed Mount or Drawout Breakers – 5, 15, 27, and 38kV
- Metal Clad Drawout Circuit Breaker Switchgear – 5, 15, 27, and 38kV
- Paralleling Switchgear / Automatic Throwover Schemes
- Low Voltage Switchboards (up to 6000A)
- NEMA 1 (Indoor) / NEMA 3R (Outdoor non-Walkin Aisleless) / NEMA 3R (Outdoor Walk-in Aisle) / NEMA 3RX (Outdoor Stainless Steel) Enclosures
- Custom & Quick Ship Switchboards & Panelboards
- Tap Box / Bus Enclosures
- CT Cabinets / Utility Metering
- 800VAC Solar Switchboards
- Control Panels
- Industrial Custom Control Services
WEG Transformers USA
- Established in 1956
- Manufacturing locations in Washington, MO & Winnipeg, Canada
- 467 employees
- Certifications: ISO 9001:2000 ISO 14001:1996
- Medium & Large Power Transformers (10MVA to 650MVA/750kV)
- Liquid Filled Three Phase Substation & Pad Mounted Transformers
- Surge Arresters
- 72KV SF6 Dead Tank Circuit Breakers