Maverick Tube Corporation Announces 2nd Quarter Earnings Conference Call Wednesday, August 2, 2006, at 11:00 a.m. ET (10:00 a.m

Maverick Tube Corporation (NYSE:MVK), has scheduled a
conference call for Wednesday, August 2, 2006, at 10:00 a.m. CT via
live Internet Webcast. The purpose of the call is to discuss financial
results for the Company's second quarter and provide an update on the
status of the proposed merger with Tenaris. Maverick's management will
discuss various aspects of its second quarter financial report, review
key factors impacting its business and answer questions from the
investment community.
   The conference broadcast can be accessed at the Investor Relations
section of the Company's website, located at
http://www.mavericktube.com. A replay of the conference call will also
be available at the Investor Relations section of the Company's
website, after 1:00 p.m. CT on August 2, 2006.
   The Company's financial results are expected to be released after
the close of trading on the New York Stock Exchange on Tuesday, August
1, 2006.
   Maverick Tube Corporation is a St. Louis, Missouri based
manufacturer of welded tubular steel products used in the oil and
natural gas industry, as well as industrial tubing products (steel
electrical conduit, standard pipe, pipe piling, and mechanical tubing)
used in various industrial applications.
   This news release may contain forward-looking information that is
based on assumptions that are subject to numerous business risks, many
of which are beyond the control of the Company. There is no assurance
that such assumptions will prove to be accurate. Actual results may
differ from these forward-looking statements due to numerous factors,
including those described under "Risk Factors" and elsewhere in
Maverick's Form 10-K for its year ended December 31, 2005.