CoStar Group Executive and Leadership Team

June, 2026

Leadership Overview

CoStar Group has 7 executives leading key functions including strategy, technology, human resources, and marketplace operations.

Driven by continuous innovation, CoStar Group provides commercial real estate information, analytics, and online marketplaces, maintaining a comprehensive database through ongoing research and impacting market transparency.

Leadership Roles at CoStar Group

  • Founder & Chief Executive Officer - Andy Florance
  • President, Land for Sale Marketplaces - Grant Taylor
  • President, Business For Sale - Robert House
  • President, CoStar Marketplaces - Frederick Saint
  • President, CoStar Risk Analytics - John Vecchione
  • Chief Technology Officer - Frank Simuro
  • Chief Human Resources Officer - Michael Desmarais
  • Andy Florance - Founder & Chief Executive Officer

    Andy Florance, the Founder & Chief Executive Officer at CoStar Group, directs the overarching strategy and vision for the company's commercial real estate information, analytics, and online marketplaces. Florance architects the continuous research initiatives that build and maintain the company's extensive database, ensuring the accuracy and depth of commercial real estate data. Overseeing all facets of the business, Florance drives market expansion and innovation across all platforms. This leadership role involves setting the standard for data integrity and market intelligence, directly impacting the company's position as a leading provider of commercial real estate insights. By guiding the executive team, Andy Florance ensures cohesive execution of the company's mission to deliver unparalleled value to clients and stakeholders.
    Andy Florance

    Grant Taylor - President, Land for Sale Marketplaces

    Grant Taylor, the President, Land for Sale Marketplaces at CoStar Group, spearheads the strategic direction and operational execution for the company's land transaction platforms. Taylor drives the expansion and enhancement of these specialized marketplaces, ensuring they provide comprehensive data and tools for land acquisition and disposition. Overseeing the teams dedicated to land listings and analytics, Taylor focuses on optimizing user experience and market liquidity. This leadership position involves understanding the unique dynamics of the land market to deliver targeted solutions. By leading the Land for Sale Marketplaces, Grant Taylor significantly contributes to CoStar Group's comprehensive offering in commercial real estate transactions.
    Grant Taylor

    Robert House - President, Business For Sale

    Robert House, the President, Business For Sale at CoStar Group, directs the strategic growth and operational efficiency of the company's business brokerage platforms. House drives the development of services and data offerings that empower business owners and brokers in the buying and selling of companies. Overseeing the sales, marketing, and platform development for these marketplaces, House ensures a seamless transaction process. This role is crucial for expanding CoStar Group's reach into the business acquisition sector, providing critical analytics and listing services. By leading the Business For Sale division, Robert House enhances CoStar Group's comprehensive suite of commercial transaction solutions.
    Robert House

    Frederick Saint - President, CoStar Marketplaces

    Frederick Saint, the President, CoStar Marketplaces at CoStar Group, leads the strategic vision and operational management of the company's diverse online marketplaces. Saint drives the innovation and expansion of platforms that connect buyers, sellers, and renters across various commercial real estate segments. Overseeing the product development, marketing, and sales efforts for these key digital assets, Saint ensures a superior user experience and market penetration. This executive function is vital for maximizing the value and reach of CoStar's digital transaction hubs. By guiding the CoStar Marketplaces, Frederick Saint reinforces the company's commitment to providing essential online tools for the commercial real estate industry.
    Frederick Saint

    John Vecchione - President, CoStar Risk Analytics

    John Vecchione, the President, CoStar Risk Analytics at CoStar Group, directs the development and delivery of sophisticated risk assessment tools and data services. Vecchione drives the enhancement of analytical models that provide critical insights into commercial real estate market risks and valuations. Overseeing the teams focused on data science and risk modeling, Vecchione ensures the accuracy and relevance of the company's risk analytics offerings. This leadership role is essential for equipping clients with the intelligence needed to navigate market volatility and make informed investment decisions. By leading CoStar Risk Analytics, John Vecchione strengthens CoStar Group's position as a premier provider of comprehensive commercial real estate intelligence.

    Frank Simuro - Chief Technology Officer

    Frank Simuro, the Chief Technology Officer at CoStar Group, architects the technological infrastructure that supports the company's vast data operations and online marketplaces. Simuro drives the development and implementation of innovative technology solutions, ensuring the scalability and reliability of CoStar's platforms. Overseeing all engineering and IT functions, Simuro focuses on enhancing data processing capabilities and user experience across all services. This critical role involves managing the integration of advanced analytics and AI to extract deeper insights from commercial real estate data. By leading the technology teams, Frank Simuro ensures CoStar Group maintains its competitive edge through cutting-edge digital solutions and robust data management systems.
    Frank Simuro

    Michael Desmarais - Chief Human Resources Officer

    Michael Desmarais, the Chief Human Resources Officer at CoStar Group, directs the strategic development and execution of human capital initiatives across the organization. Desmarais cultivates a high-performance culture, ensuring the attraction, retention, and development of top talent essential for CoStar's market leadership. Overseeing all HR functions, including talent acquisition, compensation, benefits, and employee relations, Desmarais aligns people strategies with the company's ambitious growth objectives. This role is pivotal in fostering an environment that supports innovation and operational excellence within the commercial real estate data sector. By championing employee engagement and organizational development, Michael Desmarais ensures CoStar Group possesses the skilled workforce necessary to maintain its industry dominance.
    Michael Desmarais

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    Frequently Asked Questions Regarding CoStar Group Top Executives and Leadership Team

    Who leads CoStar Group?
    CoStar Group is led by Andy Florance (Founder & Chief Executive Officer), along with executives such as Grant Taylor (President, Land for Sale Marketplaces) and Robert House (President, Business For Sale).
    Who is part of CoStar Group’s executive team?
    The executive team of CoStar Group includes leaders such as Andy Florance (Founder & Chief Executive Officer), Grant Taylor (President, Land for Sale Marketplaces), Robert House (President, Business For Sale) and other senior executives.
    How many executives does CoStar Group have?
    CoStar Group has 7 executives leading key business areas.
    What roles are included in CoStar Group’s leadership team?
    The leadership team of CoStar Group includes roles such as Founder & Chief Executive Officer, President, Land for Sale Marketplaces, President, Business For Sale, President, CoStar Marketplaces, President, CoStar Risk Analytics.