- American Association of Petroleum Geologists
Founded in 1917, the American Association of Petroleum Geologists is currently the world's largest professional geological society. The membership of AAPG includes geologists, geophysicists, CEOs, managers, consultants, students and academicians. The purpose of the organization is to foster scientific research, advance the science of geology, promote technology and inspire high professional conduct.
- American Geological Institute
Founded in 1948, the American Geological Institute is a nonprofit federation of 50 geoscientific and professional associations that represents more than 120,000 geologists, geophysicists, and other earth scientists.
- American Geophysical Union
The American Geophysical Union (AGU) was established in 1919 and is dedicated to the furtherance of the geophysical sciences through the individual efforts of its members and in cooperation with other national and international scientific organizations.
- European Geophysical Union
The European Geosciences Union (EGU) was established by the Councils of the European Geophysical Society (EGS) and the European Union of Geosciences (EUG) in the Platzl Hotel in Munich, Germany in 2002. It is dedicated to the pursuit of excellence in the geosciences and the planetary
and space sciences for the benefit of humanity.
- Geological Society of America
Established in 1888, The Geological Society of America provides access to elements that are essential to the professional growth of earth scientists at all levels of expertise and from all sectors: academic, government, business, and industry.
- Geological Society of London
The Geological Society of London was founded in 1807. It is the UK national society for geoscience, and the oldest geological society in the world.
- International Union of Geodesy and Geophysics
International Union of Geodesy and Geophysics (IUGG) is a non-governmental, scientific organization, established in 1919. IUGG is dedicated to the international promotion and coordination of scientific studies of Earth (physical, chemical, and mathematical) and its environment in space.
- Paleontological Society
The Paleontological Society is an international nonprofit organization devoted exclusively to the advancement of the science of paleontology. The Society was founded in 1908.