DHA is made-up of five specialist technical consulting teams providing Planning & Development, Transport, Design, Environmental Impact and Infrastructure advice from its offices in Maidstone and Crawley. DHA has the experience and knowledge to unlock the potential of your land and help businesses to grow. We've secured planning permission for everything from small factory extensions to new hospitals, schools, residential developments and major regeneration projects. We have acted for developers and landowners, public sector corporations, governmental departments, local authorities, registered social landlords, international companies and individuals, banks and financial institutions and private companies.