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Oostenwald Nothnagel Architects-ON Architects-Durbanville Architects-Architects Durbanville-Home Page

on architects - history


Oostenwald started an architectural practice at the end of 1994 and was joined by Wynand Schabort in 1995. Schabort Nothnagel Architecture cc was registered in 1995.


The practice soon developed a reputation as a young innovative and energetic architectural practice. Experiences in a wide field of architecture were soon gained.


In early 2007 Oostenwald obtained 100% shareholding. The firm was re-constituted as Oostenwald Nothnagel Architects cc. In mid-2018 the firm was re-constituted as Oostenwald Nothnagel Architects (PTY) LTD.


on architects invest in well qualified staff to create a dynamic team, equipped with the latest CAD software.


In the past years on architects has gone from strength to strength, being fortunate to be part of a diverse range of exciting projects for a variety of clients.



on architects – profile


on architects takes great pride in the level of personal & professional service rendered.


on architects builds long term relationships with our clients. Understanding the clients’ needs and requirements informs the design process. Oostenwald, as principal architect is personally involved in all aspects of all projects.


on architects technical documentation & drawings are well detailed and of the highest quality. We excel in contract administration during construction and enjoy good working relationships with both clients and building contractors.


on architects design philosophy endeavors to express an appropriate response to the client brief, budget, site, contexts as well as the specification of suitable materials & technology.


on architects is committed to a sustainable build environment. All buildings are designed energy efficient and with ‘green’ building principals in mind.


on architects seeks to create aesthetic buildings that are efficient and contribute positively the end users quality of life. We create positive, pleasant & comfortable spaces to live, work & play in.


on architects enjoys an exceptional reputation in designing upmarket residential homes as well as creating tailor designed buildings for developers.

on architects - our team


Malan Claassen joined in 2017, candidate senior architectural technologist

Mandi Dyer joined in 2016, professional senior architectural technologist

Oostenwald Nothnagel, managing director & professional architect

Jarryd Venter joined in 2019, architectural technologist

Carlo van Wyk joined in 2007, professional senior architectural technologist

(from left to right)

our team
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