Yabsley Stevens Architects designs contemporary buildings of quality and refinement. Buildings that exceed client expectations, that surprise and delight. Based in Highgate, North London, YSA offers professional architectural and interior design services, which are tailored to suit each individual client and project requirements. We are skilled in all architectural stages from concept to construction. Our interior design service includes the design of bespoke furniture, fittings and lighting. Much of our work is in the residential sector, for both private and commercial clients. Budgets range from £50,000 to more than £1,000,000.