Osmond Lange Architects & Planners was established in 1929 and is one of the larger architectural practices in South Africa, with offices in Johannesburg, Durban, East London and Cape Town. The company has built up extensive design and technological expertise specialising in large projects and has actively participated in some of the largest joint ventures in South Africa as lead consultants. The practice blends architecture, urban design and development management skills to deliver an integrated package of professional services to its clients.


Osmond Lange has undertaken work across various sectors, including residential, retail, industrial, education, healthcare and commercial offices with a particular specialisation in relation to the planning of integrated mixed use commercial precincts.  The practice has undertaken a number of retail projects of a variety of scales, from Interior Design projects to Shopping Malls to Retail Masterplans.


Year Established: 1929  |  8 Directors  |  Number of Staff: 80+  |  Four offices in South Africa  



Airports Company South Africa  |  ABSA  |  Eris Property Group  |  Amdec



Osmond Lange is a Level 4 Contributor to Broad-Based Black Economic Empowerment, measured in terms of the Broad-Based Black Economic Empowerment Act (53/2003) of the Republic of South Africa.


As a member of the Green Building Council of South Africa, Osmond Lange is amongst the leading proponents of sustainable design. One of our recent projects, 40 on Oak at Melrose Arch, was the first Multi-Unit Residential building to achieve a 4-Star Green Star Rating. Several of our team members are Green Star Accredited Professionals.

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We would love to talk about your project’s potential, contact us at +27 11 994 4300  or email info@o-l.co.za

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