Speirs + Major is a UK-based design practice that uses light to enhance the experience of the visual environment. Architectural projects include Barajas International Airport, the Grand Mosque of Abu Dhabi, the Sackler Crossing at Kew, Copenhagen Opera House and the interior of St. Pauls Cathedral, London. We have also developed strategic lighting master plans for several cities and developments including Cambridge, Coventry, Durham, Al Raha, Abu Dhabi and Burj Dubai. The practice is credited with helping raise awareness of lighting design internationally. We employ individuals drawn from disciplines including architecture, art, lighting, interior, graphics and theatre. Our offices are based in London and Edinburgh, UK.