SUGAR LAND--July 2, 2008--Researched by Industrial Info Resources (Sugar Land, Texas)--Valero Energy Corporation ( NYSE:VLO ) (San Antonio, Texas) has selected contractors to construct a $200 million, 100-million-standard-cubic-feet-per-day hydrogen plant at the company's Benicia refinery in California. SNC-Lavalin ( TSX:SNC ) (Montreal, Quebec) is one of several companies that were selected.