American Association of Petroleum Geologists - The American Association of Petroleum Geologists (AAPG) was formed in 1917. Its purpose is to foster the spirit of scientific research among its members and to advance the science of geology -- particularly as it relates to petroleum, natural gas, other subsurface fluids, and mineral resources.

American Association of Drilling Engineers - The American Association of Drilling Engineers (AADE) offers a forum for the exchange of information on drilling related topics.

American Association of Professional Landmen -  The American Association of Professional Landmen is a professional organization that unites approximately 20,000 landmen and land-related persons through professional development and service.

American Institute of Chemical Engineers - The American Institute of Chemical Engineers (AIChE) provides leadership in advancing the chemical engineering profession as it meets the needs of society. The Institute promotes excellence in the development and practice of chemical engineering.

Council of Petroleum Accountants Societies - The Council of Petroleum Accountants Societies, Inc. (COPAS) is a professional organization comprised of the oil and gas industry's most knowledgeable and influential accounting professionals.

Drilling Ahead - Social networking site exclusively for oil & gas professionals

The Geological Society of America - The Geological Society of America provides access to elements that are essential to professional growth of earth scientists at all levels of expertise and from all sectors.

International Association of Drilling Contractors - Since 1940, the International Association of Drilling Contractors (IADC) has exclusively represented the worldwide oil and gas drilling industry.

International Association for Energy Economics - The International Association for Energy Economics provides a forum for the exchange of ideas, experience and issues among professionals interested in energy economics.

Society of Exploration Geophysicists - The Society of Exploration Geophysicists serves the geoscience community with timely events, helpful information and networking opportunities, all with the purpose of advancing geophysics today and inspiring geoscientists for tomorrow.

Society of Petroleum Engineers - The Society of Petroleum Engineers collects, disseminates, and exchanges technical information pertaining to the development of oil and gas resources. More than 50,000 managers, engineers, operating personnel, scientists, and educators involved in the drilling, exploration, and production sectors of the oil and gas industry are members of SPE.