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| H L and H CONCRETE ENGINEERS LTD - Engineer |
| H M J PRINS ARCHITECT - Architect |
| H TALJAARD EN VENNOTE - Architect |
| H VAN DER MERWE and PARTNERS - Architect |
| HADDON and ALLEN - Architect |
| HAINES PALMER REABOW and GEORGE - Land Surveyor |
| HALLEN and DIAMOND - Architect |
| HALLEN and DIBB - Architect |
| HALLEN and THERON - Architect |
| HALLEN CUSTERS SMITH - Architect |
| HALLEN THERON and PARTNERS - Architect |
| HAMLIN and PARK-ROSS - Architect |
| HANNES MEIRING, VAN DER LECQ EN VENNOTE - Architect |
| HANS BEETGE ARCHITECTS - Architect |
| HANSON and TOMKIN - Architect |
| HANSON, KANTOROWICH and PARTNERS - Architect |
| HANSON, TOMKIN and FINKELSTEIN - Architect |
| HANSON, TOMKIN and HARRIS - Architect |
| HANSON, TOMKIN and PRINS ARCHITECTS - Architect |
| HARDMAN ARCHITECTS - Architect |
| HAROLD LE ROITH and ASSOCIATES - Architect |
| HARRINGTON and MOUTON - Architect |
| HARRIS and FELS - Architect |
| HARRIS and GREEN - Architect |
| HARRIS and SLOAN - Architect |
| HARRIS, FELS, JANKES, NUSSBAUM and PARTNERS - Architect |
| HARRIS, FELS, SACKS and PARTNERS - Architect |
| HARRISON and ABRAMOWITCH - Architect |
| HARRISON and BERNHARD - Architect |
| HARRISON and FYVIE - Architect |
| HARTMAN and VAN DER MERWE - Architect |
| HARTMAN and VAN DER WALT - Architect |
| HASWELL and McINTOSH - Architect |
| HATTING BALL de KLERK - Architect |
| HATTINGH BALL + NEL ARCHITECTS CC - Architect |
| HAW and INGLIS - Engineer |
| HAWKE and McKINLAY - Architect |
| HAWKE, McKINLAY and SAYCE - Architect |
| HB VAN DER RIET and VAN DER RIET - Architect |
| HEATHERWICK STUDIO - Architect |
| HEIMAN and ELIASOV - Architect |
| HEINRICH GERTSNER HARDING ARCHITECTS - Architect |
| HEINRICH, PETSCHNIGG and Partners - Architect |
| HELENE POTGIETER ARCHITECTS - Architect |
| HENDERSON and BOWIE - Architect |
| HENDRICK and STANDER - Architect |
| HENDRIK VERMOOTEN and DU PLOOY - Architect |
| HENDRIK VERMOOTEN DU PLOOY OOSTHUIZEN ARGITEKTE - Architect |
| HENK BAKKER - ARCHITECT and TOWN PLANNER - Architect |
| HENK DE BIE and VAN WIJNGAARDEN - Architect |
| HENLEY and HARMSE - Architect |
| HENNESSY and HENNESSY - Architect |
| HENNIE LAMPBRECHTS ARCHITECTS - Architect |
| HENRY and HILL - Architect |
| HENRY FAGAN and PARTNERS - Engineer |
| HENTRICH BERGS and ASSOCIATES ARCHITECTS and INTERIOR DESIGNERS - Architect |
| HERSON and LATINSKY - Architect |
| HESKETH and DRIMAN - Architect |
| HESKETH, DRIMAN and FIRTH - Architect |
| HESSE and HESSE (FW and F) - Architect |
| HESSE, FW and HESSE, G - Architect |
| HEWITT-COLEMAN ARCHITECTS - Architect |
| HILLEBRANDS and VAN DREVEN - Architect |
| HILLEL TUROK and ASSOCIATES - Architect |
| HOBBS and BONIEUX - Architect |
| HOBBS, BONIEUX and ROUGIER - Architect |
| HOETS and WEBB - Architect |
| HOFMAN and HOFMAN - Architect |
| HOLLANDSE AANNEMINGS MAATSKAPPY - Contractor |
| HOLM and HOLM - Architect |
| HOLM JORDAAN HOLM - Architect |
| HONIBALL ARCHITECTURE - Architect |
| HONIKMAN and LEEB - Architect |
| HONIKMAN and TALLO - Architect |
| HONIKMAN, GRESHOFF and ASSOCIATES - Architect |
| HOOGTERP and JACKSON - Architect |
| HOOGTERP and JOLLIFFE - Architect |
| HOOGTERP and RINALDI - Architect |
| HORACE WILLIAMS and PARTNERS - Architect |
| HOSKINS and ENGLISH - Architect |
| HOUSEHAM HENDERSON MOTEANE CHARTERED ARCHITECTS - Architect |
| HOWARD and CHAMBERLAIN - Architect |
| HOWDEN and CHANDLER - Architect |
| HOWDEN and STEWART - Architect |
| HPP HENTRICH, PETSCHNIGG and PARTNERS - Architect |
| HSC CONSULTING - Engineer |
| HUBERT ROBERTS and PARTNERS - Architect |
| HUGHES BRYAN BIRSS - Architect |
| HUGHES TODD BRYAN - Architect |
| HUIZINGA ARCHITECTS - Architect |
| HUMPHREYS and GILHAM - Architect |
| HURST and GUNN - Architect |
| HWE STAUCH and PARTNERS - Architect |
| HWE STAUCH, VORSTER and PARTNERS - Architect |