Water treatment company Chem-Aqua Inc., Irving, Texas, a wholly owned subsidiary of NCH Corp., has received the Department of Defense’s 2014 Nunn-Perry Award along with Green and Sustainable Services LLC (GSS), Ponder, Texas.

The award recognizes Chem-Aqua’s and GSS’ achievement in the DoD Mentor-Protégé Program, where Chem-Aqua serves as mentor and GSS as protégé. The award honors mentor-protégé teams that excel in technical assistance, return on investment, quality and protégé development.

Representatives from both Chem-Aqua and GSS were presented the award at a ceremony in Alexandra, Va., in March.

Founded in 2008, GSS provides consulting, professional and engineering services to identify technical approaches, processes and solutions that are environmentally responsible, resource efficient, and promote good stewardship of natural resources.