CoStar Group has announced the appointment of Robin Rossmann as Chief Financial Officer, effective July 31, 2026, succeeding Christian Lown. Rossmann will report to Andy Florance, Founder and Chief Executive Officer of CoStar Group.
Rossmann will lead CoStar Group’s global finance organisation, overseeing the Company’s financial and operational performance, capital allocation, financial planning and investor engagement as CoStar Group continues to expand its global platforms, aiming to increase profitability and create long-term value for shareholders.
Andy Florance, Founder and Chief Executive Officer of CoStar Group, said, “During his time with CoStar Group, he has consistently delivered outstanding operating performance across our international businesses, driving strong organic revenue growth, expanding margins, successfully integrating acquisitions and launching our products in new markets. Robin knows our business, strategy and culture exceptionally well, and is deeply respected across our leadership team. I look forward to partnering with him as we sharpen our focus on margin expansion and profitable growth.”
Rossmann said, “I am honored to assume the role of Chief Financial Officer at such an exciting point in the Company’s evolution. I look forward to partnering with Andy, our leadership team and our employees to drive disciplined capital allocation, enhance operational efficiency, expand margins and support continued profitable growth while delivering long-term value for our shareholders.”
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