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Andy Florance

Founder

Washington, DC, United States40 yrs 2 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Pioneered real estate digitization since 1986.
  • Led CoStar Group to S&P 500 and NASDAQ 100.
  • Recognized as a top leader in commercial real estate.
Stackforce AI infers this person is a leader in Real Estate Technology and Analytics.

Contact

Skills

Core Skills

Real EstateLeadershipFinancial Analysis

Other Skills

AnalyticsFinancial ModelingMarket ResearchDue DiligenceCommercial Real EstateStrategic PlanningMarketing StrategyStrategyStart-upsEntrepreneurshipMarketingReal Estate EconomicsExecutive ManagementMergers & AcquisitionsNegotiation

About

Andy Florance is the Founder and Chief Executive Officer of CoStar Group (NASDAQ: CSGP), a leading global provider of real estate information, analytics, online marketplaces, and 3D digital twin technology. Since founding the company in 1986 from his college dorm room, Andy has spearheaded the digitization of the real estate industry - transforming how people discover properties, access insights, and make critical business decisions. Under his leadership, CoStar Group completed a successful IPO in 1998 and has grown into a publicly traded S&P 500 and NASDAQ 100 company. Today, CoStar Group’s industry leading brands include CoStar, LoopNet, Apartments.com, Homes.com, Domain, Matterport, STR, OnTheMarket, Ten-X, Land.com and BizBuySell – and serve over one million clients and attract more than 134 million unique monthly visitors (Q4 2024). Based in Arlington, Virginia, CoStar Group employs over 6,800 professionals worldwide and continues to set the standard for innovation in real estate. Andy’s visionary leadership has earned wide recognition. He has been named Globee CEO of the Year, Globee Visionary Leader of the Year, and one of the 30 Most Powerful People in Commercial Real Estate Proptech by Commercial Observer. He is also an Inman Power Player and ranks among the top 10 on the SP 200 list of the most powerful figures in real estate. Under his guidance, CoStar Group has been recognized by Forbes and Fortune among the world’s most innovative and fastest-growing companies. Beyond CoStar Group, Andy is an active contributor to the academic and civic communities. He has co-authored award-winning research on commercial real estate economics and serves on the Board of Trustees for Princeton University and Management Leadership for Tomorrow. He holds a B.A. in Economics from Princeton University and received an honorary doctorate from Virginia Commonwealth University in 2019.

Experience

40 yrs 2 mos
Total Experience
8 yrs 6 mos
Average Tenure
9 yrs 4 mos
Current Experience

Princeton university

Board Member

Jul 2025Present · 10 mos

Virginia commonwealth university

Vice Rector, Board of Visitors

Jul 2021Feb 2026 · 4 yrs 7 mos · Richmond, Virginia, United States

Management leadership for tomorrow

Board Member

Jan 2017Present · 9 yrs 4 mos · Washington D.C. Metro Area

Washington national cathedral

Chairman of the Chapter (board)

Jan 2015Jun 2023 · 8 yrs 5 mos · Washington D.C.

St. albans school

Board Member

Jan 2015Aug 2018 · 3 yrs 7 mos · Washington D.C. Metro Area

Children's national health system

Board Member

Jan 2014Jun 2017 · 3 yrs 5 mos · Washington D.C. Metro Area

Walker & dunlop

Board Member

Jan 2013Jan 2016 · 3 yrs · Bethesda MD

Beauvoir elementary school

Board Chair

Jan 2010Jan 2016 · 6 yrs · Washington D.C. Metro Area

National building museum

Board Member

Jan 2009Jan 2014 · 5 yrs · Washington D.C. Metro Area

Shakespeare theatre company

Board Member

Jan 2008Jan 2015 · 7 yrs · Washington D.C. Metro Area

Ford's theatre

Board Member

Jan 2007Jan 2011 · 4 yrs · Washington D.C. Metro Area

American real estate society

Board Member

Jan 2005Jan 2015 · 10 yrs

St. andrew's school

Board Member

Jan 2003Jan 2009 · 6 yrs · Middletown, DE

Costar group

Founder and Chief Executive Officer

Mar 1986Present · 40 yrs 2 mos · Washington D.C. Metro Area

Real EstateAnalyticsFinancial ModelingFinancial AnalysisMarket ResearchDue Diligence+14

Education

Princeton University

BA — Economics

Jan 1982Jan 1986

Virginia Commonwealth University

Doctor of Humane Letters

Jun 2019Jun 2019

Harvard Business School

Making Corporate Boards More Effective

Dec 1999Dec 1999

Massachusetts Institute of Technology

Real Estate Capital Markets

Jul 1997Jul 1997

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