History MAS architecture is a design led practice with strong technical expertise, delivering holistic multi-disciplinary design and technical services to all projects. Our extensive experience includes new build and refurbishment projects across all sectors of the industry. MAS has a track record for delivery of complex high profile projects, big or small, with values ranging between £50,000 – £450 million. We are very proud that 95% of our work is repeat business from high profile clients and collaborators. MAS' expertise in the field of architecture and sustainable design is well demonstrated within our design portfolio on a regional and international scale. These approaches, coupled with three-dimensional modelling software (with BIM capabilities), is a standard service for any project we undertake. MAS architecture was established by Muthar Al-Salloum and is registered in England and Wales as a Limited Company in April 2007.