| HICO_America_Sales_and_Technology,_Inc_ Manufactures power transformers at voltages up to 765 kV and ratings to 2,000 MVA/bank. |
| Hivoltrans_Electrical Manufacture EHV grade instrument transformers up to 245 kV, DC isolation transformers and high voltage testing transformers. |
| H-J_International Distributor of electrical components for the distribution, substation, power, and switchgear industry. |
| Holec_Holland_N_V_ Manufacture medium and low-voltage switchgear systems and switchgear components. |
| HPL_Group Manufacturers of electrical switchgear, metering and energy management equipment. From India. |
| HSP_Hochspannungsgeraete_Porz_GmbH Manufacturer of high voltage bushings and high voltage capacitors. |
| IMS Manufacturer of electronic kilowatt-hour meters for use in sub-metering multiple unit facilities. |
| IMS_Meters Manufacturer of electronic kilowatt-hour meters used for sub-metering electricity in multiple unit facilities such as marinas and apartments. |
| Indisol_Insulators Makes electrical insulators in epoxy resin for up to 36 kV, includes low and medium tension insulators, bushings and capacitive voltage detection systems. |
| IPG_Integrated_Power_PLC Design, construction and operation of captive power plant worldwide. |
| IRG_Power_Systems Manufacturer of components for electrical power systems equipment such as power generators, electric motors, transformers, switchgear, and related equipment. |
| Joslyn_Hi_Voltage_Corp_ Global supplier of power transmission and distribution equipment, substation and transmission equipment, featuring Fisher Pierce products. |
| K_-_Tech,_Inc_ Electrical meters designed for deregulation. Capable of being both the billing meter and giving the customer access to billing data and power quality. Also analog and digital panel meters, transformer |
| KEC_International Design manufacture and construction of turnkey projects for power transmission - voltages up to 800 kv. |
| Keweenaw_Power_Systems,_Inc_ Provide electrical power quality monitoring and analysis combining engineering, project management, and practical experience to design reliable power and control systems. |
| Keystone_Electrical_Manufacturer_Co_ Manufacture of protection and control switchboards and switchgear as well as power delivery accessory equipment including control buildings and mobile substations. |
| Kotsons_Transformers Manufacturer of power and distribution transformers, single phase, pole and pad mounted and custom designed manufacturing facility. |
| Larsen_and_Toubro_Ltd___-_Electrical_and_Electronics_Division Makers of switchgear products, metering and protection systems, medical equipment, petroleum dispensing pumps, control and automation systems. |
| L_C__Switchgear_Ltd Industrial switchgear, switchgear enclosures, fuses, contactors, control panels. |
| LGI_Energy_Solutions Provides software for controlling energy and utility facilities. |
| Lindsey_Manufacturing_Company Designs and manufactures emergency restoration systems for power transmission lines operated by the electric utility industry. |
| Manufacturing_&_Materials_Technology_(CSIR) Manufactures a camera that will identify corona and surface discharges on high-voltage equipment under the brand name CoroCam. |
| Marcus_Transformer Manufactures dry type utility power transformers. |
| Mardix Packaged substations, LV switchgear. |
| Marsons_Electricals_Industries Manufacturers of power transformers and distribution transformers. From India. |
| Mediterranean_Power_Electric_Ltd_ Manufacturing of switchgear for low voltage, medium voltage, distribution boards, street lighting equipment and power distribution. |
| Megacon Manufacturer of electronic products for shipbuilding industries, marine, offshore or below sea applications, power generation and distribution, hospital operation rooms and emergency wards. |
| Mid-Central_Electric Manufacture of fixed load transformers for 7.2KV and 0.5 to 3.0 KVA. |
| Midel Produced by M&I Materials. It is an environmentally friendly, fire resistant, readily biodegradable, synthetic transformer oil. |
| Midwest_Electrical_Testing Provides complete field services, maintain, inspect and test electrical power distribution equipment and system transformers, breakers, switchgear, relays and buses. |
| Mileen_Enterprises Manufacturers of power distribution transformer, bushing metal parts, pressure relief valve From India. |
| Morpac_Industries,_Inc_ Manufacturer for the electric utility industry. High voltage electrical switches, line stringing equipment, off road crawlers, stored energy operators and electric valve actuators. |
| MVA_Power_Inc_ Specialised in detail design, manufacturing and supply of substation, tansmission lines and distributions lines for medium and high voltage. |
| Nach_Engineering_Pvt_Ltd India based manufacturer of transformer oil filteration and processing machines. Machine specs and photos. |
| Narindra_Electricals Manufacturers of distribution and power transformers for rating upto 5000kva and servo voltage stablizers for rating upto 2000kva capacity. |
| National_Traders Manufacturers of electrical and overhead line materials. |
| Neka_Novin_Co_, Designer and manufacturer of low and medium voltage distribution and control switchgear panels, modular, withdrawable and fixed type, capacitor bank, freestand panel, wall mounted panel and busduct tr |
| Neo Manufacture of equipment for electrical distribution and transmission networks. From Yugoslavia. |
| Neo_Electrical_Equipment Producers of equipment for electric-energy distribution and transmission networks including insulators, surge arresters, switchgear, fuse bases and transformer substations. From Yugoslavia. |
| Niagara_Transformer_Corporation Manufacture transformers and reactor products of standard and custom design. |