STV Group , the parent company , is headquartered in Douglassville , Pennsylvania .
In 1995 Seelye Stevenson Value & Knecht , Sanders & Thomas and Lyon Associates were renamed STV Incorporated and merged into one company , STV Incorporated , which is headquartered in New York City .
STV Incorporated   , the STV Incorporated   , is headquartered in Douglassville , Pennsylvania .
In 1995 Seelye Stevenson Value & Knecht , Sanders & Thomas and Lyon Associates were renamed STV Incorporated and merged into one company , STV Incorporated , which is headquartered in New York City .