With offices stategically located across the U.S. , NES has been providing utility management solutions to the nation’s real estate industry for nearly 40 years. NES provides unsurpassed quality, including our EXCLUSIVE FOREVER WARRANTY, complete utility billing services (including water/sewer, gas, electric, refuse, cable, rent and more), utility bill auditing and Internet reporting and payments; all backed by unsurpassed customer service. Let NES help you save money, conserve our natural resources, and make billing simpler for your residents.