1 EXHIBIT 99.1 COMMON STOCK PURCHASE AGREEMENTCommon Stock Purchase Agreement • May 18th, 2000 • Wedge Energy Services LLC • Drilling oil & gas wells • Texas
VOTING AGREEMENTVoting Agreement • May 18th, 2000 • Wedge Energy Services LLC • Drilling oil & gas wells
1 EXHIBIT 99.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this "Agreement") is made and entered into effective as of the 10th day of May, 2000, by and among SOUTH TEXAS DRILLING & EXPLORATION, INC., a Texas corporation (the...Registration Rights Agreement • May 18th, 2000 • Wedge Energy Services LLC • Drilling oil & gas wells • Texas
EXHIBIT 99.5 JOINT FILING AGREEMENT The undersigned each agree that the Statement on Schedule 13D relating to the Common Stock, $.10 par value, of South Texas Drilling & Exploration, Inc. is adopted and filed on behalf of each of them, (ii) all future...Joint Filing Agreement • May 18th, 2000 • Wedge Energy Services LLC • Drilling oil & gas wells
