PRESS RELEASE DETAIL


Jan 18, 2008

World's Largest Real Estate Brokerage Selects CoStar As Data Standard For U.S. Operations

2002-03-04 2002 World's Largest Real Estate Brokerage Selects CoStar As Data Standard For U.S. Operations CB Richard Ellis Signs National, Multi-Year Agreement For Ful...

2002-03-04 2002 World's Largest Real Estate Brokerage Selects CoStar As Data Standard For U.S. Operations CB Richard Ellis Signs National, Multi-Year Agreement For Full Suite of CoStar Information Services

BETHESDA, MD -- CoStar Group, Inc. (NASDAQ: CSGP) has signed a national, multi-year agreement with CB Richard Ellis to provide its full suite of information services to CB Richard Ellis professionals in 36 major U.S. markets.

CoStar Group is the leading provider of information services to the U.S. commercial real estate industry. CB Richard Ellis is the largest vertically integrated commercial real estate services firm worldwide.

Under terms of the agreement, thousands of CB Richard Ellis professionals will be able to access CoStar Property™, a complete inventory of office and industrial properties, to research leasing options and analyze market conditions; and CoStar Tenant®, a database of the most comprehensive, detailed tenant information for business-to-business prospecting and analyses. Under the multi-year agreement, CB Richard Ellis professionals also will have access to CoStar Exchange(TM);, the largest, most comprehensive database of properties for sale, and CoStar COMPS®, the only verified national database of comparable sales transactions.

"We're honored that CB Richard Ellis has selected CoStar to provide its professionals with our comprehensive suite of information services," said Andrew C. Florance, CoStar's president & CEO. "CB Richard Ellis has been one of our largest clients for many years, and this new agreement represents a significant expansion of our previous relationship. Leading firms like CB Richard Ellis are realizing that CoStar provides brokers with not only the essential supply and demand data, but also powerful software and technology that allow brokers to more efficiently complete transactions. We look forward to building on this mutually beneficial relationship."

"We're committed to providing our clients with a high level of service, and that means providing our professionals with quality information, software and technology," commented CB Richard Ellis CEO Raymond Wirta. "With CoStar's comprehensive national coverage and product offerings, we can equip our brokers with sophisticated tools across our entire U.S. platform."

In addition, CB Richard Ellis has licensed CoStar Connect™ to present its brokers for-lease and for-sale listings on the CB Richard Ellis Web site, http://www.cbre.com. "With CoStar's research staff maintaining the property listings on our Web site, our clients will have access to complete, up-to-date information and our professionals will be able to devote their full attention to providing their clients with the high-quality service they deserve," Wirta added.

About CoStar Group, Inc.

Headquartered in Bethesda, MD, CoStar Group, Inc. (NASDAQ: CSGP), is the leading provider of information services to the U.S. commercial real estate industry. CoStar's suite of products offers customers access to the most comprehensive, verified database of commercial real estate information in over 50 U.S. markets. The company has approximately 850 employees and contractors nationally, including approximately 650 highly trained commercial real estate research professionals in 27 offices.

About CB Richard Ellis

CB Richard Ellis Services, Inc., is the world's leading real estate services companies. Headquartered in Los Angeles with 9,700 employees worldwide, the company serves real estate owners, investors and occupiers through 250 offices in 44 countries. Services include property sales and leasing, property management, corporate services and facilities management, mortgage banking, investment management, capital markets, appraisal/valuation, research and consulting.

This news release includes "forward-looking statements," which involve many risks and uncertainties that could cause actual results to differ materially from these statements. Factors that could cause or contribute to such differences include, but are not limited to, those stated in CoStar's Form 10-Q for the quarter ended September 30, 2001, under the heading "Risk Factors." All forward-looking statements are based on information available to CoStar on the date hereof, and CoStar assumes no obligation to update such statements.
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