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Riparius Development is a diversified real estate development firm with expertise across all major asset classes.

Since 1984, Riparius Development has delivered a variety of projects, including office, hospitality, retail, and industrial developments. The firm’s partners have also led mixed-use, student housing, and multifamily projects through the entire development life cycle. Riparius Development pursues opportunities in any location with promising potential.


Riparius Development is a vertically integrated real estate development firm experienced in managing the full project life cycle. Riparius Development delivers its own projects in addition to providing consulting services for investments and developments.


Michael McCarthy, President and Managing Partner

Mike McCarthyMichael McCarthy is the President and owner of Riparius Corporation, which is the parent company of both Riparius Development and Riparius Construction. Mr. McCarthy founded Riparius Development in 1984 and Riparius Construction in 1987.

Mr. McCarthy has also owned and operated engineering and telecommunications business throughout his career.

Mr. McCarthy is a graduate of Dartmouth College and holds an MBA from Columbia Business School.

Rob Hobson, Managing Partner

Rob Hobson is a Managing Partner of Riparius Development and Riparius Construction. Mr. Hobson previously worked as a principal at Sora Development and TideRock Ventures, both real estate investment and development firms based in Baltimore, MD.

Mr. Hobson also has extensive experience in financial consulting, and business development for technology and construction firms.

Mr. Hobson is a graduate of Towson University and holds a master’s degree from University of Maryland, Baltimore.