SDA have evolved a broad client base and working affiliations with other construction professionals, a selection of which is indicated below :-

AK Design Partnership LLP
Albright Design Services
Alderten Investments Ltd
Allen-Hubbard Services Ltd.
Amos Partnership
Amsprop Estates Ltd.
Aquasafe Environmental Services Ltd
Ascham Homes
Aston Heating Ltd.
ATP Group Partnership
Badenoch Management Services
Bank of England
Barratt East London
Bareham Overy Partnership
Barking Abbey School
Barking, Havering & Redbridge NHS Trust
Barnet, Enfield, Haringey NHS Trust
Blackwood Architects
British Red Cross
Brooke Radley
The Budgen Partnership
Cancer Research UK
City & Hackney PCT
City of London Corporation
Clive Adams Associates
Crispin & Borst
Cunningham Lindsey
David Miles & Partners
Davis Langdon
DWA Architects
Economic Energy
Epping Electrical
Fairfield BMW
FDE Architects
Fletcher Burrough Black Architects
Forest Gate Construction Ltd
Frances Bardsley School
Franklyn Air
GES Electrical
GMA Architecture
Grafik Architects
Haswell Associates Ltd.
Hi-Life Construction
Hutton Union Church
JCA Group
Jerram Falkus Construction Ltd
JJ2 Consulting
J.M. Brocking Project Management
Kier Group London
Kind & Co. (Builders) Ltd.
The Law Society
London Borough of Barking & Dagenham
Mansell Construction Services Ltd
McDonald Architects
Metropolis Architectural Studios
Mitchell Price Ltd.
MLA Building Services
Morey Smith
Newham Healthcare
North East London Mental Health Trust
Paddy Power Bookmakers
Peverel OM Ltd
Oliver Associates
Pexhurst Services
Puma Building Services
Redbridge PCT
Salmon Aker
Sharps Redmore Partnership
Spatial Design
Tangram Architects
Thames Energy
The Tooley & Foster Partnership
United Reformed Church
West Essex NHS Trust
Western Williamson
Whipps Cross Hospital NHS Trust
WSA Architects