科斯塔集团 CSGP

As Founder and Chief Executive Officer, Mr. Florance has led CoStar Group's growth from inception through its 1998 initial public offering and into an S&P 500 and NASDAQ-100 company operating across global real estate data, analytics, online marketplaces, and 3D digital twin technology platforms. Under his leadership, CoStar Group has expanded its coverage across office, industrial, retail, multifamily, hospitality, and residential markets, establishing a scaled and comprehensive global digital real estate ecosystem. In 2026, Mr. Florance was named among the top ten most powerful executives in the U.S. residential real estate industry by the Swanepoel Power 200. He was also named a Washingtonian Magazine Tech Titan in 2025 for the fourth consecutive year and was included on Commercial Observer's 2025 Power 100 list. Mr. Florance has led more than 40 strategic acquisitions across 14 countries, broadening CoStar Group's data assets, marketplace capabilities, and reach in existing and adjacent markets. His disciplined approach to both strategic acquisitions and organic investments have supported the continued growth and diversification of CoStar Group's platforms and revenue streams. In 2025, he led the acquisition of Domain, one of Australia's most recognized and trusted property platforms, leading to a record number of monthly unique platform visitors within just weeks of acquisition, and the purchase of Matterport, the global leader of 3D digital twin technology for property marketing and visualization. With the 2021 acquisition of Homes.com, Mr. Florance has scaled the CoStar platform to become the second-largest residential real estate portal in the U.S., with 108 million average monthly unique visitors and nearly $100 million in annual run-rate revenue. Mr. Florance has built and scaled CoStar Group's subscription-based business model - leading to durable revenue growth, leverageable margin structures, and robust free cash flow. He spearheaded the digitization of the real estate industry, with CoStar Group now serving clients around the world and attracting over 139 million average monthly unique visitors across the Company's platforms. He has guided pricing strategy, sales execution, and brand positioning across asset classes, reinforcing CoStar Group's recurring revenue foundation. CoStar Group, Inc. (Nasdaq: CSGP), a leading global provider of real estate information, analytics, online marketplaces, and 3D digital twin technology. Founder and Chief Executive Officer (since 1987). Education: B.A., Economics, Princeton University.

Mr. Simuro joined the Company in December 1999 as Director of Information Systems. He served as Senior Vice President of Information Systems from May 2005 to January 2008 and was promoted to Chief Information Officer in January 2008. Most recently, in March 2015, Mr. Simuro was promoted to Chief Technology Officer. Prior to joining CoStar, Mr. Simuro was Director of Data Warehousing at GRC International (GRC). Prior to GRC, Mr. Simuro was a technology consultant specializing in operational efficiency and database technologies. EDUCATION: B.A. (Computer Science), State University of New York - Geneseo; M.S. (Information Systems), George Washington University.

Mr. Saint is responsible for Apartments.com and its network of online apartment listing websites, as well as CoStar's Land and Businesses For Sale marketplaces. Mr. Saint joined the Company as a result of the Company's acquisition of LoopNet in 2012, and served as President of LoopNet from April 2012 until January 2016, when he took over as President of Apartments.com. In September 2018, he was promoted to President, Marketplaces. He had previously joined LoopNet as President of Cityfeet and Vice President of LoopNet Business Development in August 2007 upon the acquisition of Cityfeet, where he had served as Chief Executive Officer from January 2004 to August 2007. EDUCATION: B.S. (Business Administration), Wake Forest University; M.B.A. (Finance and Real Estate), The Wharton School of the University of Pennsylvania.

Ms. Ruggles joined the Company in November 1999 as a Field Research Photographer. With over 26 years at CoStar Group, including more than 10 years as Senior Vice President of Global Operations, Ms. Ruggles leads the commercial real estate industry's largest professional research organization. Ms. Ruggles has served in various roles of increasing responsibility, including Field Research Operations Manager from 2000 to 2006, Director of Field Research from 2006 to 2009, Senior Director of Field Research from 2009 to 2013, Vice President of Field Research from 2013 to 2016, Senior Vice President of Portfolio Research from early 2016 until October 2016, and Senior Vice President, Global Research from 2016 until her appointment as Senior Vice President, Global Operations in 2022. Her work focuses on integrating leadership, cross-functional team management, and project oversight to maintain the most comprehensive database of property records, market analytics, and performance insights. At CoStar Group, Ms. Ruggles oversees research operations, photography, news, and customer service. During her tenure, she launched CoStar's research coverage of numerous markets throughout the United States, facilitating the Company's national expansion, launched research coverage in Canada, Europe and most recently Australia. Her commitment to innovation has been demonstrated through initiatives such as establishing the Richmond Research Headquarters and introducing advanced tools for data collection and visualization. EDUCATION: B.A. (Photography), Savannah College of Art and Design.

As General Counsel of Turner Broadcasting System, Ms. Louise S. Sams led global legal and compliance functions spanning corporate governance, major strategic transactions, intellectual property and licensing, employment matters, and international content distribution. As President of Turner Broadcasting System International, Ms. Sams oversaw production, distribution, and ad sales for all children's and general entertainment networks outside North America, as well as global joint ventures, and led the distribution and commercial operations for CNN's international services, which ranked as the leading media brand across EMEA and Asia in combined television and digital reach by the end of her tenure. She brings significant transaction experience from her involvement in Turner's landmark $7.5 billion merger with Time Warner Inc., complemented by her early career advising public companies on M&A and securities law at White & Case LLP. As General Counsel of Turner Broadcasting System, Ms. Sams oversaw enterprise risk management and controls related to data- and content-driven operations, information security, and intellectual property, and developed systems designed to mitigate cybersecurity and regulatory risk. Her experience supports effective Board oversight of CoStar Group's proprietary data assets and analytics platforms, as well as the responsible use and protection of information critical to long-term value creation. CAREER HIGHLIGHTS: Turner Broadcasting System, Inc.- a television and media conglomerate: Executive Vice President and General Counsel (2000-2019); President, Turner Broadcasting System International, Inc. (2003-2012); Various positions of increasing responsibility (1993-2000). White & Case LLP - a global law firm: Associate (1986-1993). Other Public Company Directorships (past five years): Rollins, Inc. (NYSE: ROL) (since 2022); Loop Industries, Inc. (Nasdaq: LOOP) (since 2021); D&Z Media Acquisition Corp. (former NYSE: DNZ) (2021-2023). Education: B.A., English, Princeton University; J.D., University of Virginia School of Law.

As Chief Financial Officer of the City of Detroit following its bankruptcy, Mr. Hill restructured the City's financial operations, reduced debt service expenses, and strengthened financial transparency. Under his leadership, Detroit achieved multiple credit rating upgrades, exited federal and state financial oversight for the first time in approximately 40 years, and implemented enhanced budgeting, reporting, and long-term financial planning frameworks. CAREER HIGHLIGHTS: J Hill Group - a professional services practice focused on operational improvement - Founder and Chief Executive Officer (since 2012); City of Detroit, Michigan - Chief Financial Officer (2013-2018); Federal City Council - a nonprofit civic leadership organization - Chief Executive Officer (2004-2012); In2Books, Inc. - a nonprofit advancing youth literacy - Chief Executive Officer (2002-2004); Chief Executive Officer (2002-2004) - Partner (1999-2002); District of Columbia Financial Control Board - an oversight body created by U.S. Congress - Executive Director (1995-1999). Education: B.S., Accounting, University of Maryland.

As Founder and Chief Executive Officer of EB5 Capital, Ms. Brunner oversees the development and management of approximately $1 billion in assets across more than 30 U.S. real estate development projects spanning multifamily, hospitality, mixed-use, and other commercial asset classes. She leads the firm's commercial real estate investments, including deal origination, investor engagement, and strategic execution. During her tenure at Fannie Mae and other companies, she completed more than $3 billion in debt and equity transactions, gaining insight into housing finance, capital structures, and real estate market fundamentals. Ms. Brunner has worked with more than 1,900 clients across 75 countries, structuring cross-border investments in U.S. real estate projects. Her experience provides perspective on international investor considerations and market dynamics influencing real estate markets. She received a presidential appointment to the U.S. Trade Representative's Trade Advisory Committee on Africa. CAREER HIGHLIGHTS: EB5 Capital - a commercial real estate investment firm -Founder and Chief Executive Officer (since 2008); Federal National Mortgage Association (Fannie Mae) (OTCMKTS: FNMA) - a government-sponsored enterprise providing financing to the U.S. housing market - Senior Business Manager (2006-2008). Neighborhood Development Company - a Washington, D.C.- based real estate development firm focused on urban infill and mixed-use projects in emerging neighborhoods - Vice President for Finance (2004-2006). Other Public Company Directorships (past five years): Cushman & Wakefield Ltd (NYSE: CWK) (2020-2023). Education: B.A., Public Policy, Brown University; M.P.A., Princeton University.

As Chief Executive Officer of OptumInsight, Optum's $19 billion publicly reported business unit, Mr. Musslewhite led numerous health care technology and services acquisitions, most notably the $13 billion acquisition of Change Healthcare. As Chief Executive Officer of The Advisory Board Company, Mr. Musslewhite evaluated strategic alternatives and led significant transactions, including the $1.3 billion sale of its healthcare business to Optum and the $1.5 billion sale of its education business to Vista Equity Partners. He also led the founding of Evolent Health within the Advisory Board, ultimately launching its IPO into a public company (EVH). CAREER HIGHLIGHTS: Definitive Healthcare Corp. (Nasdaq: DH) - a healthcare data and analytics company - Chief Executive Officer (2022-2024); President (2021-2022). Optum - a health services and technology division of UnitedHealth Group - Chief Executive Officer, OptumInsight (2019-2021); Chief Executive Officer, Optum360 (2019); Various other Chief Executive positions (2017-2019). The Advisory Board Company (former Nasdaq: ABCO, acquired by Optum in 2017) - a healthcare research, consulting, and technology firm - Chairman and Chief Executive Officer (2013-2017); Chief Executive Officer (2008-2017). McKinsey and Company - a premier global management consulting firm - Associate Principal (2001-2008). Other Public Company Directorships (past five years): Cardinal Health Inc (NYSE: CAH) (since 2025); Definitive Healthcare Corp. (Nasdaq: DH) (2021-2024). Education: B.A., Economics, Princeton University; J.D., Harvard Law School.

As Chief Financial Officer of Etsy, Inc., Leaf Group Ltd., and Move, Inc. (Move), Ms. Glaser led global financial operations and oversaw profitable growth strategy, including forecasting and analytics, corporate development, tax and treasury, accounting, SEC reporting, and investor relations. Across her roles, she oversaw capital allocation strategy and balance sheet management, and she led multiple convertible debt offerings and share repurchase programs. During her tenure, Etsy's consolidated gross merchandise sales increased fourfold and revenue increased sixfold, while the company generated more than $3 billion in net cash from operating activities. Business Development and M&A: At Etsy, Ms. Glaser led the $1.625 billion acquisition of Depop in 2021 as part of the company's multi-brand strategy. Earlier, as Chief Financial Officer of Move, the parent company of Realtor.com, Ms. Glaser helped lead Move's sale to News Corp in 2014. Her insight into competitive dynamics, monetization models, and data-driven infrastructure supports disciplined evaluation of strategic investments and long-term value creation. CAREER HIGHLIGHTS: Etsy, Inc. (NYSE: ETSY) - a global online marketplace - Chief Financial Officer (2017-2025); Leaf Group Ltd. (former NYSE: LEAF) - a digital media and marketplace operator - Chief Financial Officer (2015-2017); Move, Inc. - an operator of online real estate marketplaces, including Realtor.com - Chief Financial Officer (2012-2015); MyLife.com - a subscription-based online background and people search platform - Chief Operating and Financial Officer (2008-2011); Yahoo Inc. - a multinational digital media and technology company - Senior Vice President, Finance (2005-2008); The Walt Disney Company (NYSE: DIS) - a global media and entertainment company - Vice President, Finance and Operations (1992-2005); Various positions of increasing responsibility (1986-2005). Other Public Company Directorships (past five years): The New York Times Company (NYSE: NYT) (since 2018). Education: B.A., Psychology, University of California, Berkeley; M.B.A., University of Southern California.

As Executive Vice President and Chief Financial Officer of The Walt Disney Company, Ms. McCarthy led Disney's global finance organization, overseeing financial planning and analysis, tax, treasury, cybersecurity and risk management. She guided financial operations through a period of significant strategic transformation, maintaining disciplined capital deployment and delivering annual revenue growth from $52.5 billion to over $82 billion during her tenure. CAREER HIGHLIGHTS: The Walt Disney Company (NYSE: DIS) (Disney) - a global media and entertainment company - Executive Vice President and Chief Financial Officer (2015-2023); Senior Executive Vice President, Corporate Real Estate, Alliances & Treasurer (2000-2015). Imperial Bancorp - a bank holding company - Executive Vice President and Chief Financial Officer (1997-1999); First Interstate Bancorp - a bank holding company (1981-1996) - Executive Vice President & Chief Financial Officer (1993-1996). Other Public Company Directorships (past five years): Flutter Entertainment PLC (NYSE: FLUT) (since 2024); Procter & Gamble Co (NYSE: PG) (since 2019). Education: B.A., Biology, Smith College; M.B.A., University of California, Los Angeles.

As President of S&P Global Ratings, Mr. Berisford led the company's flagship business, representing more than 50% of total profit, through a period of growth, transformation, and global expansion, including expanding the credit ratings business into China's market. He has established extensive trusted relationships with 28 global credit rating regulators, providing relevant experience navigating complex regulatory frameworks across multiple jurisdictions. At S&P Global, Mr. Berisford was instrumental in creating and executing the company's growth strategy following the sale of McGraw Hill Education, helping lead its evolution from a diversified publishing and media conglomerate into a focused global information services provider with best-in-class data and analytics. As President of S&P Global Ratings, he led the company's Integration Management Office following the merger with IHS Markit, overseeing large-scale integration initiatives. Earlier in his career, he helped lead the integration of the Pepsi Bottling Group into PepsiCo, bringing experience in executing complex corporate transactions and enterprise-wide strategic initiatives. CAREER HIGHLIGHTS: S&P Global, Inc. (NYSE: SPGI) - a global provider of credit ratings, benchmarks, analytics, and data to the capital and commodity markets - President, S&P Global Ratings (2015-2022); Executive Vice President, Human Resources (2014- 2015). McGraw Hill Companies (now S&P Global, Inc.) - a publishing and financial information services company - Executive Vice President, Human Resources (2011-2014). PepsiCo, Inc. (Nasdaq: PEP) - a global food and beverage company - Chief Human Resources Officer, Pepsi Bottling Group (2005-2011); Various positions within human resources of increasing responsibility (1989-2005). Other Public Company Directorships (past five years): Heidrick & Struggles International, Inc. (former Nasdaq: HSII) (2023-2025); CRISIL Ltd. (NSE: CRISIL) (2016-2023). Education: B.A., Political Science, West Liberty University; M.A., Labor and Industrial Relations, West Virginia University.

On July 13, 2026, the Board of Directors of CoStar Group, Inc. appointed Robin Rossmann to serve as the Company's Chief Financial Officer, effective July 31, 2026. Mr. Rossmann, who currently serves as the Company's Managing Director, Europe, and is a member of the Company's executive leadership team, brings more than 20 years of financial, operational and strategic leadership experience to the role of Chief Financial Officer. Over his nearly seven years with the Company, Mr. Rossmann has led several of CoStar Group's businesses internationally, distinguished himself by dramatically improving the margins of CoStar Group's European business while delivering double-digit revenue growth and launching CoStar in France. Rossmann joined STR in 2016, leading its businesses across EMEA, Asia Pacific and Latin America, and became part of CoStar Group through the Company's acquisition of STR in 2019. Over the past decade with STR and CoStar Group, he has played a central role in launching CoStar Group products across global markets, executing and integrating acquisitions, scaling international operations and advancing strategic initiatives that have strengthened the Company's competitive position. Prior to joining STR, Rossmann spent 13 years at Deloitte, where he served as a Senior Director advising many of the world's leading public and private real estate and hospitality companies across the United States, the United Kingdom and other international markets.

Effective March 15, 2026, the Board of Directors of CoStar Group, Inc. appointed Nana Banerjee to serve on the Board. Nana Banerjee brings more than two decades of experience leading and scaling global technology and data-driven businesses to the Board. Most recently, he served as President and Chief Executive Officer of Pelmorex Corp., a global weather and climate data company best known for The Weather Network, where he successfully led the company's transformation with market leading Al-native offerings. He previously served as a Senior Advisor and Senior Managing Director at Cerberus Capital Management, where he worked with portfolio companies to drive operational efficiencies and enterprise value. In other prior roles, he served as President and Chief Executive Officer of McGraw-Hill, Group President and Chief Analytics Officer at Verisk, Chief Operating Officer of Argus Information & Advisory Services, and the Head of Citibank's credit card business in the United Kingdom. Additionally, Dr. Banerjee served as Audit Committee Chairman and Non-executive Chairman of Comscore.

On July 8, 2024, the Board of Directors of the Company appointed Cynthia Eakin as Chief Accounting Officer of the Company, effective immediately. Ms. Eakin, has served in multiple other senior management and financial leadership roles at CoStar since joining the Company in October 2016. In her most recent role as Senior Vice President of Investor Relations, Ms. Eakin was responsible for working with investors, shareholders and analysts to convey CoStar's performance, business strategy, and strategic positioning. Prior to serving as Senior Vice President of Investor Relations, she spent five years as the Company's Vice President Controller overseeing the Company's accounting, financial controls, tax and financial systems functions. Prior to joining CoStar, Ms. Eakin also spent 15 years in the positions of Chief Accounting Officer and Controller at various public and private companies. Ms. Eakin holds a BS from Virginia Polytechnic Institute & State University, a Certificate of International Business from Georgetown University, and is a Certified Public Accountant.