SOUTH AFRICAN BIOGAS ASSOCIATION (SABIA)

SOCITEY FOR INDUSTRIAL MICROBIOLOGISTS (SIMB)

CANADIAN BIOGAS ASSOCIATION (CBA)

AMERICAN SOCIETY FOR MICROBIOLOGY (ASM)

ASSOCIATION OF AFRICAN SCIENTISTS (ASSAF)

SOUTH AFRICAN SOCIETY FOR MICROBIOLOGISTS (SASM)

SOUTH AFRICAN COUNCIL FOR EDUCATORS (SACE)