Rentech Schedules Fiscal 2011 Second Quarter Conference Call

Rentech, Inc. (NYSE AMEX: RTK) announced today that the Company will hold its fiscal 2011 second quarter conference call on Tuesday, May 10, 2011 at 10:00 a.m. PDT, during which time Rentech's senior management will review the Company's financial results for the period and provide an update on corporate developments.

Callers may listen to the live presentation, which will be followed by a question and answer segment, by dialing 800-925-9065 or 212-231-2910. An audio webcast of the call will be available at www.rentechinc.com within the Investor Relations portion of the site under the Presentations section. A replay will be available by audio webcast and teleconference from 12:00 p.m. PDT on May 10 through 12:00 p.m. PDT on May 17. The replay teleconference will be available by dialing 800-633-8284 or 402-977-9140 and the reservation number 21521933.

About Rentech, Inc.

Rentech, Inc. (www.rentechinc.com), incorporated in 1981, provides clean energy solutions. The Company's Rentech-SilvaGas and Rentech-ClearFuels biomass gasification processes can convert multiple biomass feedstocks into synthesis gas (syngas) for production of renewable fuels and power. Combining the gasification process with Rentech's unique application of syngas conditioning and clean-up technology and the patented Rentech Process based on Fischer-Tropsch chemistry, Rentech offers an integrated solution for production of synthetic fuels from biomass. The Rentech Process can also convert syngas from fossil resources into ultra-clean synthetic jet and diesel fuels, specialty waxes and chemicals. Final product upgrading and acid gas removal technologies are provided under an alliance with UOP, a Honeywell company. Rentech develops projects and licenses these technologies for application in synthetic fuels and power facilities worldwide. Rentech Energy Midwest Corporation, the Company's wholly-owned subsidiary, manufactures and sells nitrogen fertilizer products including ammonia, urea ammonia nitrate, urea granule, and urea solution in the corn-belt region of the central United States. Rentech has been recognized by Biofuels Digest as one of the “50 Hottest Companies in Bio-energy” and has been named as one of the “Biofuels Digest Companies of the Year” for its innovations and achievements, particularly in aviation biofuels.