Helical Plc is an investment and development company, which engages in property investment and trading, and development through its subsidiaries. The firm is focused on the real estate business in office buildings in Central London. The firm's segments include Investment properties and Development properties. The Investment properties segment includes buildings in the course of construction which are owned or leased by the Company for long-term income and for capital appreciation. The Development properties segment includes sites, developments in the course of construction, completed developments available for sale, and pre-sold developments. Its portfolio includes The Bower, 100 New Bridge Street, Brettenham House, 10 King William Street, Paddington, Southwark, and The Loom. The Bower is over 333,632 square feet, offering a range of spaces over multiple buildings, all knitted together with public-facing elements on the ground floor. 100 New Bridge Street covers an area of over 195,000 square feet.