London, 4 April 2022 - Quadrum, the global real estate development, investment management and advisory group, has appointed BAM Construction following a two-stage competitive tender process to deliver its sustainable office redevelopment at 11 Belgrave Road, which will provide 108,000 sq ft of Grade A space in Victoria, London. The scheme is the first in the UK to achieve an Excellent 5.5-star NABERS design-reviewed target rating for building efficiency and one of only three in the country to be pre-certified.