Fraser Bond are the leading lettings and property management agents for 1 Triton Square - London NW1. 1 Triton Square is an office building at Regent's Place in London NW1. 366,000 sq ft development, which increases the lettable area by 127,000 sq ft and includes 20,000 sq ft of retail and leisure at ground floor and 10,000 sq ft of the affordable workspace. As much of the existing façades and superstructure of the previous building was kept as possible while adding three extra floors and doubling the lettable area of the offices. Sustainability - 35,600 tonnes of embodied carbon saved by.