
Australian Centre for Geomechanics
|

American Geophysical Union |

Council for Geoscience
|
 Department of Mineral Resources |

Engineering Council of S.Africa
|

Geological. Society of S.Africa
|

Mining Qualifications Authority
|

S.A. Council for Natural & Scientific Professions
|

S.A. Geophysics Assoc.
|

SA Institute of Mining & Metallurgy |

S.A. National Institute of Rock Engineering
|
Mine Health & Safety Council
|