U.S.-based real estate data and technology company CoStar Group has appointed Nana Banerjee as an independent member of its Board of Directors, strengthening the company’s expertise in artificial intelligence and advanced analytics.
The appointment takes immediate effect and expands the board to nine directors, eight of whom are independent, according to the company.
The move comes as CoStar continues to invest in technology-driven growth across its online real estate marketplaces and analytics platforms.
Strengthening AI and analytics expertise
Banerjee brings more than two decades of leadership experience in global technology, data, and analytics-driven businesses.
Most recently, he served as President and Chief Executive Officer of Pelmorex Corp., a weather and climate data company best known for operating The Weather Network. During his tenure, he led the organization’s transformation toward AI-native products and data services.
Earlier in his career, Banerjee worked as a senior advisor and managing director at Cerberus Capital Management, helping portfolio companies improve operational performance and enterprise value.
Extensive leadership experience across industries
Banerjee has also held senior leadership roles across several major organizations.
He previously served as chief executive officer of McGraw-Hill, Group President and Chief Analytics Officer at Verisk, and Chief Operating Officer of Argus Information & Advisory Services.
Earlier in his career, he led the credit card business in the United Kingdom for Citibank.
In addition, Banerjee served as Audit Committee Chairman and Non-Executive Chairman of Comscore, a media measurement and analytics company.
CoStar leadership welcomes new director
Andy Florance, Founder and Chief Executive Officer of CoStar Group, said Banerjee’s expertise aligns with the company’s technology-focused growth strategy.
“Nana is a respected industry leader with deep expertise spanning centralized data, artificial intelligence and advanced analytics organizations,” Florance said. “We look forward to benefiting from his perspective as we continue to drive accelerated and profitable growth.”
Louise Sams, independent chair of the board, said the appointment followed a comprehensive search aimed at adding more C-suite experience in data analytics.
About CoStar Group
Founded in 1986, CoStar Group is a global provider of commercial real estate information, analytics, online marketplaces, and digital twin technology. The company is headquartered in Arlington, Virginia.
Its portfolio includes several major real estate and property technology platforms such as CoStar, LoopNet, Apartments.com, Homes.com, and Domain.
Other brands under the company’s network include Matterport, a spatial data and digital twin technology platform, STR, Ten-X, and OnTheMarket.
According to the company, its network of websites attracted more than 139 million average monthly unique visitors during the fourth quarter of 2025.
CoStar said the appointment of Banerjee reflects the board’s commitment to strengthening expertise in technology, analytics and innovation as the company continues expanding its global real estate data platforms.
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