Inergy Holdings, L.P. Declares Quarterly Cash Distribution

The Board of Directors of Inergy Holdings GP, LLC, general partner of Inergy Holdings, L.P. (NYSE:NRGP), announced that it has declared a quarterly cash distribution of $0.34 per limited partner unit ($1.36 annually) for the quarter ended September 30, 2010. The distribution will be paid on October 29, 2010, to unitholders of record as of October 22, 2010.

About Inergy Holdings, L.P.

Inergy Holdings, L.P.’s assets consist of its ownership interests in Inergy, L.P., including limited partnership interests, ownership of the general partners, and the incentive distribution rights.

Inergy, L.P., with headquarters in Kansas City, Mo., is among the fastest growing master limited partnerships in the country. The Company’s operations include the retail marketing, sale, and distribution of propane to residential, commercial, industrial, and agricultural customers. Today, Inergy serves nearly 800,000 retail customers from over 300 customer service centers throughout the United States. The Company also operates a natural gas storage business and a supply logistics, transportation, and wholesale marketing business that serves independent dealers and multi-state marketers in the United States and Canada.

Corporate news, unit prices, and additional information about Inergy, including reports from the United States Securities and Exchange Commission, are available on the Company’s website, www.inergylp.com. For more information, contact Mike Campbell in Inergy’s Investor Relations Department at 816-842-8181 or via e-mail at investorrelations@inergyservices.com.

This release is intended to be a qualified notice under Treasury Regulation Section 1.1446-4(b). Brokers and nominees should treat one hundred percent of Inergy’s distributions to foreign investors as being attributable to income that is effectively connected with a United States trade or business. Accordingly, Inergy’s distributions to foreign investors are subject to federal income tax withholding at the highest applicable effective tax rate.