RSC Equipment Rental Celebrates IPO by Ringing Opening Bell on New York Stock Exchange.

SCOTTSDALE, Ariz. -- RSC Equipment Rental (NYSE: RRR), a premier supplier of construction equipment rental services, celebrated the company's May 23, 2007 initial public offering with President and CEO Erik Olsson ringing the opening bell today on the New York Stock Exchange.

RSC Equipment Rental is a leading company in the construction equipment rental industry serving the non-residential and commercial contracting markets with a complete range of rental equipment such as aerial work platforms, material handling, compaction and paving, concrete and masonry, earth moving, excavating, welding, air and electric-powered equipment. RSC also serves the industrial/petrochemical markets providing turnaround, maintenance and repair solutions.

"This is a proud day for RSC and its more than 5,200 employees," Olsson said. "We've worked very hard to make RSC the great company it is today - a company with outstanding employees, superior financial performance, a young, well-maintained reliable fleet, and an unsurpassed emphasis on customer service. RSC is delivering a new model of service in the equipment rental industry."

With $1.7 billion in 2006 revenues, RSC has experienced 15 consecutive quarters of positive same-store, year-over-year rental revenue growth. RSC has achieved this level of success through dedicated employees located in 39 states and four Canadian provinces along with a contiguous network of more than 450 rental locations providing the highest level of convenience and dependable service to its customers.

About RSC Equipment Rental

RSC Equipment Rental is one of the largest equipment rental providers in North America servicing the construction and industrial markets with an original cost of over $2.4 billion in rental equipment. RSC offers superior levels of equipment availability, reliability and service to customers through an integrated network of over 450 rental locations in 39 US states and four Canadian provinces. With over 5,200 employees committed to continuous safety and 24/7 customer care, RSC delivers the loyal customer support needed to build the future. Based in Scottsdale, Ariz., additional information about RSC is available at RSCrental.com.

About NYSE Group, Inc.

NYSE Group, Inc. (NYSE:NYX) operates two securities exchanges: the New York Stock Exchange LLC (the "NYSE") and NYSE Arca, Inc. (formerly known as the Pacific Exchange). NYSE Group is a leading provider of securities listing, trading and market data products and services. In 2006, on an average trading day, 2.3 billion shares, valued at $86.8 billion, were traded on the exchanges of the NYSE Group.

The NYSE is the world's largest and most liquid cash equities exchange. The NYSE provides a reliable, orderly, liquid and efficient marketplace where investors buy and sell listed companies' common stock and other securities. On December 31, 2006, the operating companies listed on the NYSE represented a total global market capitalization of $25.0 trillion.

NYSE Arca, Inc. operates the former ArcaEx[R], the first open, all-electronic stock exchange in the United States, which has a leading position in trading exchange-traded funds and exchange-listed securities. NYSE Arca, Inc. is also an exchange for trading equity options. NYSE Arca, Inc.'s trading platforms provide customers with fast electronic execution and open, direct and anonymous market access.

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All statements other than statements of historical facts included in this press release are forward-looking statements. Although we believe that the expectations reflected in such forward-looking statements are reasonable, we can give no assurance that such expectations will prove to have been correct. Any forward-looking information contained in this press release speaks only as of the date of this press release. Factors or events may emerge from time to time and it is not possible for us to predict all of them. We undertake no obligation to publicly update any forward-looking statement, whether as a result of new information or otherwise, except as required by law.