Willbros Re-Elects Michael Curran and Fred Isaacs to Board of Directors, Larry Bump Retires From Board of Directors

HOUSTON, Feb. 7 /PRNewswire-FirstCall/ -- Willbros Group, Inc. announced today that, at its 2005 annual meeting held February 1, Michael F. Curran and S. Fred Isaacs were re-elected to its Board of Directors, each for a three-year term. In addition to the re-election of Mr. Curran and Mr. Isaacs, Willbros noted that Randy Harl, the Company's newly appointed President and Chief Operating Officer, has also joined its Board of Directors.

Also, as previously reported, former Chairman and Chief Executive Officer, Larry J. Bump, retired from the Company's Board of Directors effective with the Company's 2005 annual meeting.

Willbros Group, Inc. is an independent contractor serving the oil, gas and power industries, providing engineering and construction, and facilities development and operations services to industry and government entities worldwide. For more information on Willbros, please visit our web site at http://www.willbros.com/ .

CONTACT: Michael W. Collier Investor Relations Manager Willbros USA, Inc. (713) 403- 8016 Jack Lascar / Partner DRG&E (713) 529-6600

FCMN Contact: ksdennard@drg-e.com