About Us PORTLAND DECORATING & DESIGN LTD is a leading painting and decorating specialist operating within the London area. Since 2004 we have been providing a comprehensive service for all aspects of internal and external painting and decorating. We work for private clients, property managers, estate agents and interior designers across the city as their main contractor. See our client list to see who we work with. We can facilitate all manners of internal and external painting and decorating. This includes private residential, commercial and large scale works such as block maintenance. We offer a full turn-key service from design through to execution, scaffolding and site management. We also offer a specialist service including wallpapering, gilding, murals, artwork, plaster effects and our own range of engineered wood flooring.