Exhibit 6 STOCK OPTION AND RIGHT OF FIRST REFUSAL AGREEMENT THIS STOCK OPTION AND RIGHT OF FIRST REFUSAL AGREEMENT (the "Agreement") is dated as of May 2, 2002, by and between Environmental Power Corporation, a Delaware corporation ("EPC"), and...Stock Option and Right of First Refusal Agreement • May 13th, 2002 • Brant Benjamin J • Textile mill products • Delaware
