The American Society for Microbiology is the largest single life science society, composed of over 50,000 scientists and health professionals. ASM's mission is to promote and advance the microbial sciences.
The Microbiology Society is a membership charity for scientists interested in microbes, their effects and their practical uses.
It is one of the largest microbiology societies in Europe with a worldwide membership based in universities, industry, hospitals, research institutes and schools.
The Society for Industrial Microbiology and Biotechnology (SIMB) is a nonprofit, international association dedicated to the advancement of microbiological sciences, especially as they apply to industrial products, biotechnology, materials, and processes.