Links

AAPL is the land profession’s trusted resource for support, ethical standards of practice, career advancement and legislative advocacy. Promoting the highest standards of performance for all land professionals.
http://www.landman.org 

IPAA is a national trade association headquartered in Washington, D.C. The Independent Petroleum Association of America is dedicated to ensuring a strong, viable domestic oil and natural gas industry, recognizing that an adequate and secure supply of energy is essential to the national economy.
http://www.ipaa.org 

The world’s largest professional geological society.
http://www.aapg.org 

IRWA is a professional member organization comprised of global infrastructure real estate practitioners. This organization helps improve people's quality of life through infrastructure development. 

https://www.irwaonline.org/