DSA Architects International was founded in 1985 with the establishment of Ridler Shepherd Low Architects (RSL Architects) in Johannesburg, South Africa

In 2001 RSL Architects established DSA Architects International as their international practice with offices in Johannesburg, Dubai and Lisbon.

The Head Office is situated in Johannesburg and is led by Clive Shepherd (Chairman), supported by Zinon Marinakos (Managing Director), Rob Low (Technical Director), Beata Kaleta (Design Principal), with a staff compliment of 40.

DSA (Middles East) and DSA (Europe) are well established, independent, and self-sufficient branch offices of DSA Architects international SA (Pty) Ltd. The offices are managed independently, they are however mutually supportive and collaborative, sharing experience, expertise and resources.

The Dubai office is managed by Steve Kelshaw (Managing Director) supported by  Tim Goodall (Project Management Director), Peter Davison ( Design Management Director), Jacques Blaauw (Technical Director), with a staff compliment of 80.

The European Office, which is based in Lisbon, is managed by Mike Scott (Managing Director) with a staff compliment of 14.