Duperon Names Aiken Regional Sales Manager; WesTech Engineering Acquires WWETCO; Pump Solutions Group Acquires EnviroGear Product Line; Corix Utilities Provides University with $2 Mil Endowment; Ruhrpumpen Launches Website; Sensorex Launches Website; Big Fish Completes NSF Verification Test; Wilden Launches Product Website; Industrial Video and Control Acquires Longwatch