Clean Energy Technologies, Inc. engages in the provision of renewable and energy efficient products and solutions. The Clean Energy HRS segment includes waste heat recovery, waste to energy, China liquefied natural gas initiatives, and engineering and consulting services. The Cety Europe segment offers services to European countries. The Manufacturing and Engineering segment consists of the electronics manufacturing business. Its solution includes the Clean Cycle system, which captures waste heat from a variety of sources and turns it into electricity that can be used or sold back to the grid. The company was founded by Kambiz Mahdi and Reza Zarif in 1993 and is headquartered in Costa Mesa, CA.