SIPES, chartered in 1963 in Houston, Texas, has one of the strongest certification programs in the earth sciences. Members are certified by the Board of Directors for their professional experience, competence and ethics. SIPES has over 900 members located in 20 states. Their areas of expertise are worldwide in scope. Some bring about the drilling of oil and gas wells. Others are involved in different extractive industries of the earth’s natural resources or in education.