EnergySolutions, Inc. to Announce First Quarter 2008 Results

| Source: EnergySolutions, Inc. EnergySolutions, Inc.

SALT LAKE CITY, UT--(Marketwire - April 30, 2008) - EnergySolutions, Inc. (the "Company") (NYSE: ES) today announced it will conduct a conference call at 10:00 a.m. EST on Tuesday, May 13, 2008, to discuss financial results for the first quarter 2008. Financial results will be released on May 12, 2008, after the market closes.

Hosting the call will be Steve Creamer, Chairman and Chief Executive Officer, and Philip Strawbridge, Chief Financial Officer.

To participate in the event by telephone, please dial (888)-713-4216 five to 10 minutes prior to the start time (to allow time for registration) and reference the conference passcode 74566781. International callers should dial (617)-213-4868 and use the same passcode.

A replay of the call will be available on Tuesday, May 13, 2008, at 12:00 p.m. EST through Tuesday, May 20, 2008, at 2:00 p.m. EST. To access the replay, dial (888)-286-8010 and enter passcode 17911522. International callers should dial (617)-801-6888 and enter the same passcode.

The conference call will be broadcast live over the Internet and can be accessed by all interested parties through the Company's Web site at www.energysolutions.com by clicking on the "investor relations" tab at the top of the home page. To listen to the live call, please visit the Web site at least 15 minutes prior to the start of the call to register, download and install any necessary audio software. An audio replay of the event will be archived on EnergySolutions' Web site for 90 days.

Please use the following link to pre-register for this conference call. Callers who pre-register will be given a unique PIN to gain immediate access to the call and bypass the live operator. You should pre-register prior to the conference call. To pre-register please go to:

https://www.theconferencingservice.com/prereg/key.process?key=P3HGDHLLU

About EnergySolutions

EnergySolutions offers customers a full range of integrated services and solutions, including nuclear operations, characterization, decommissioning, decontamination, site closure, transportation, nuclear materials management, the safe, secure disposition of nuclear waste and research and engineering services across the fuel cycle.

Contact Information: For Information: Tim Barney EnergySolutions, Inc. (801) 649-2233 Mark Walker EnergySolutions, Inc. (801) 649-2194 www.EnergySolutions.com