
20 Air Street
The project also involved the refurbishment of the reception space and improvement of the cycle store entrance and wayfinding at basement level.

The 90 Long Acre redevelopment scheme consists of a major refurbishment and extension of the existing 1980s building. The development is an 8 storey building comprising 20,988m² (NIA) of office area and 1,903m² of retail (A1,D1,D2 and SG) area located on lower ground – and upper ground floors.
The office HVAC consisting of a mixed-mode design with openable façade elements allowing for natural ventilation and cooling when available to the perimeter zones. Hot water for space heating is provided by air source heat pumps and chilled water for cooling is generated via air cooled chillers. Multi function heat recovery air source heat pumps are utilised during simultaneous heating and cooling conditions for high efficiency operation.

The project also involved the refurbishment of the reception space and improvement of the cycle store entrance and wayfinding at basement level.

Located in the heart of London’s West End, 9 Cavendish Square is undergoing a high-quality refurbishment to transform this prestigious address into a modern, efficient, and sustainable workplace. The works involve a full mechanical, electrical, and public health (MEPH) services upgrade to deliver a building that meets contemporary operational and environmental standards.

The MEP services were all replaced with a focus on energy efficiency using air source heat pumps, LED lighting and natural ventilation where possible.

The development is an 12 storey building comprising 13,475m2 (NIA) of office area over basement to eleventh floor and 141m2 of retail area located on ground floor.

Watkins Payne carried out the Independent Design Review role for Red Lion Court, a mixed use commercial office development, located in central London.

Watkins Payne were commissioned to undertake the design and refurbishment of the 2 retail units, 15 residential units and office space.