Founded in 1984 by Ronald Altoon and James Porter, the company offers architectural services, project construction, design and development throughout the United States and more than 24 countries worldwide. Altoon & Porter Architects provide services that include master planning, urban design development, interior architecture, environmental consulting and sustainable design programming. The firm serves clients in the retail, corporate, institutional and transit sector, including the Boeing Realty Corporation and Land Transportation Authority. Altoon & Porter Architects office is located in Los Angeles, with international offices in the Netherlands and Hong Kong.