400 Capital Boulevard in Rocky Hill. A signature office property located within the prestigious Corporate Ridge business park, 400 Capital Boulevard offers two full floors of approximately 52,000 SF available in the first quarter of 2020. In addition to its convenient location just off Interstate 91, the building features flexible, open floorplates, a full-service cafeteria and seating area available to all tenants and a pristine corporate campus setting, as well as an excellent branding opportunity with the potential for exterior signage.