Baywater Properties is planning the up to $50-million Corbin District Mixed-Use Development in Darien. The project is expected to start in April and includes nine buildings, each four stories above grade. The project also includes more than 81,000 sq ft of retail space, more than 81,000 sq ft of office space and 116 apartments. Robert A M Stern Architects and Beinfield Architecture are designing the project. Baywater Properties, 1019 Post Road, Darien, 06820-4510. DR#15-00583964v15.