Law Offices of Howard G. Smith Announces Investigation On Behalf of Unitholders of Inergy Holdings, L.P.

Law Offices of Howard G. Smith announces that it is investigating potential claims against the board of directors of Inergy Holdings, L.P. (“Inergy Holdings” or the “Company”) (NASDAQ:NRGP) related to the Company’s agreement to merge with Inergy, L.P. (“NRGY”). The proposed transaction is valued at approximately $2.1 billion.

Under the terms of the definitive agreement entered into by the parties, unitholders of Inergy Holdings will receive 0.77 common units of NRGY in exchange for each Inergy Holdings common unit they own at closing. The merger is subject to approval by a majority vote of the outstanding limited partnership units of Inergy Holdings, which is expected to be held in the fourth quarter of 2010. Certain members of management who control over 50% of Inergy Holdings’ limited partnership units have committed to vote in favor of the merger. Upon closing of the merger, the former owners of Inergy Holdings will own approximately 44% of the combined company. The investigation concerns possible breaches of fiduciary duty and other violations of law related to approval of the proposed transaction by Inergy Holdings’ board of directors.

If you are a unitholder of Inergy Holdings, L.P., if you have information or would like to learn more about these claims, or if you wish to discuss these matters or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Howard G. Smith, Esquire, of Law Offices of Howard G. Smith, 3070 Bristol Pike, Suite 112, Bensalem, Pennsylvania 19020 by telephone at [phone], Toll Free at [phone], or by email to [e-mail], or visit our website at http://www.howardsmithlaw.com.