Acorn Energy, Inc. is a holding company. The Company is focused on technology driven solutions for energy infrastructure asset management. The Company operates through two segments: Power Generation (PG) monitoring and Cathodic Protection (CP) monitoring. The PG monitoring segment provides wireless remote monitoring and control systems and services for critical assets (including stand-by power generators, pumps, pumpjacks, light towers, turbines, compressors, as well as other industrial equipment), as well as Internet of Things applications. The CP monitoring segment provides for remote monitoring of cathodic protection systems on gas pipelines for gas utilities and pipeline companies. The Company's subsidiary includes OmniMetrixTM, LLC.