Quadlogic Controls Corporation develops and sells electric sub meter and energy monitoring products in the United States, Canada, Israel, Colombia, Chile, Mexico, the Dominican Republic, Costa Rica, Puerto Rico, Panama, and Brazil. The company offers sub metering and utility metering products, such as multi-tenant meters, in-unit residential meters, sock meters, 3-phase kwh and demand meters, and commercial meters; and data collectors, energy loss prevention products, and communication options, as well as a Web-based software package for energy monitoring, energy usage analysis, tenant billing, and data retrieval. It also provides tenant billing services, including remote meter reading and tenant electric billing; off-cycle meter reads for property sales, move-ins/outs, etc.; custom-design management reporting; and compatibility with client accounting systems, as well as system repair and maintenance services. In addition, the company offers power line communication metering systems; technical support and meter installation; and electricity and natural gas supply services. It serves commercial and residential buildings and complexes, and power utilities. The company was founded in 1982 and is headquartered in Long Island City, New York.