RMJM (Robert Matthew Johnson Marshall) is one of Britain’s largest international architecture and design firms. Founded in 1956 by architects Robert Matthew and Stirrat Johnson-Marshall, RMJM’s first offices were based in London and Edinburgh. RMJM provides services in sustainable design, masterplanning, urban design, spatial planning, landscape design, arts consultancy, historic preservation, computer visualisation and interior design to a range of clients for a variety of sectors, including mixed-use, education, energy, residential, government and hospitality.
In its earlier years, RMJM designed in a functional modern style, with Matthew and Johnson-Marshall as strong proponents of the style in the United Kingdom. Today, RMJM provides architecture, master planning, design, and engineering consultancy services in several sectors. RMJM currently operates out of studios in Edinburgh, London, New York, Los Angeles, Buenos Aires, Cordoba, La Paz, Monterrey, São Paulo, Dubai, Abu Dhabi, Riyadh, Abu Dhabi, Beirut, Tehran, Karachi, Shanghai, Shenzhen, Hong Kong, Kuala Lumpur, Tokyo, Istanbul, Ankara, Rome, Belgrade, Zurich, Nairobi, Mombasa, Pretoria, Kampala, Dar es Salaam and Gaborone. In 2016, RMJM announced the creation of two "PRO" studios with the capacity to provide sector specific services, namely Sport and Healthcare.