Co Star Group Inc 7120 Samuel Morse Dr Columbia, MD 21046 Phone : (443) 285-5000 Co Star Group Inc Business Category Real Estate Real Estate Buyer Consultants Services           Delivery, Developers, Finance, Leasing, Legal, Listings, Management, Market Analysis, Photos, Planning, Sales, Site Selection Corvis Corp 6640 Eli Whitney Dr Columbia, MD 21046 Phone : (443) 285-5000 Business Category Telephone Communications Services