Electro Energy Inc (OTCPK:EEEI) engages in the development, manufacture, and commercialization of rechargeable bipolar nickel-metal hydride batteries for use in a range of applications in the United States. It supplies nickel cadmium batteries and components for satellites, aircraft, satellite launch vehicles, and other specialty applications.
EnerBrite Technologies Group's (OTCPK:ETGG) focus is on introducing performance-related technologies designed to manage energy consumption and control demand. The EnerBrite product line consists of various technologies that not only have the capability of controlling energy demand but can also be the foundation for reconfiguring base building systems.
Energy Edge Technologies Corporation (OTCBB:EEDG) provides single-source and turnkey energy engineering, energy management, design/build and consulting services that reduce a new or existing facility's energy consumption, operating costs and C02 emissions by optimizing building system energy efficiency and performance using a "whole building" approach.
Energy Recovery, Inc. (NASDAQGM:ERII) is a leading manufacturer of energy recovery devices, which significantly reduce energy consumption and help make desalination affordable. ERI's PX Pressure Exchanger® technology (PX®) is a rotary positive displacement pump that recovers energy from the high pressure reject stream of seawater reverse osmosis systems at up to 98% efficiency with no downtime or scheduled maintenance.
EnerLume Energy Management Corp. (OTCBB:ENLU) EnerLume Energy Management Corp., through its subsidiaries, provides energy efficiency products and electrical services in the United States. Its focus is providing energy efficiency products, which includes the EnerLume | EM® a proprietary digital device for reducing energy consumption on fluorescent lighting systems and the installation and design of electrical and energy management systems.