| 1982-5 | Architect | Lupini Harington Robinson Architects |
| 1985-8 | Architect | Stauch Vorster Incorporating Vos and Philip |
| 1989-98 | Director | Graham Grant Architects cc |
| 1999-06 | Director | Cornerstone Architects |
| 2007-Current | Architect | Ngonyama Okpanum Hewitt-Coleman |
noharchitects.com 