
Portland House
The development at Portland House will comprise circa 300,000ft² of primary office led accommodation together with retail and amenity space.









Unit 8, in Tangmere Business Park near Chichester has been provided with a complete refurbishment giving both the warehouse and associated office space attached a much needed re-fresh and new feel.
The office space consists of circa 20,000 ft2 and has been provided with new VRF heating and cooling plant coupled with natural ventilation and some supplementary ventilation to internal meeting rooms. It also benefits from a new fire alarm and LED lighting giving it an as new feel.
The warehouse space, which is vast, provides the majority of the NIA and was stripped back to a shell with only a small amount of the existing services retained which were left by the previous tenant.
In addition to the new plant, an existing photovoltaic array was cleaned, rebuffed and reinstalled on the roof to further improve the buildings sustainability credentials.
With the installation of the new plant, high efficiency LED lighting and the photovoltaic panels the scheme comfortably achieved the clients targeted ‘B’ rated EPC.
The space has already been let with the new tenant having input into the design and fit out of the space to minimise wastage when they move in.

The development at Portland House will comprise circa 300,000ft² of primary office led accommodation together with retail and amenity space.

The Grade II listed 21 St James’ Square building has been refurbished to offer 89,000ft² of high quality office accommodation, for which Watkins Payne supplied building services engineering, vertical transportation engineering, energy consultancy to achieve an BREEAM ‘Very Good’ and EPC B rating.

Situated in Southwark on the intersection of Great Suffolk Street and Union Street, the iconic red brick Union House, historically a warehouse converted into offices, has undergone a substantial redevelopment.

The Holiday Inn Hotel in Shepperton has undergone a major refurbishment.

Garrick House formerly an office and educational facility is being converted…

Sustainability initiatives include LED lighting with occupancy detection and daylight dimming controls, solar thermal hot water heating, air source heat pumps and photovoltaic panels, resulting in an EPC rating of A and a Very Good rating under BREEAM New Construction (Industrial) 2014.