EnerTrac, Inc. is a leader in the rapidly emerging Machine-to-Machine (M2M) marketplace. As the developer and leading provider of low-cost sensors, the company's SaaS based monitoring service helps America's most efficient and environmentally-conscious businesses improve profits by managing and measuring the status of widely distributed assets -- businesses such as residential fuel oil and propane tank automation, water and gas metering, commercial lubrications distribution, solar irradiance, and many more.