399 Congress Boston is a prestigious 22-story mixed-use development located in the vibrant Seaport district of Boston, Massachusetts, USA. Kolsan delivered high-quality contract furniture and FF&E solutions for this iconic project, contributing to the design of modern living and working environments. From shared amenities to private residential units, every space was carefully furnished with ergonomic and aesthetically refined pieces that reflect Kolsan’s signature approach to hospitality and residential furniture manufacturing.