David W. Siple

Explores for oil and gas

Explores for, develops, produces and acquires oil and gas properties

Engages in the acquisition, development, exploitation and production of oil and natural gas properties

Functions as a College/University

Drills, operates and produces oil and gas wells in multiple states

Operates association of professional landmen

The Denver Association of Petroleum Landmen is a non-profit organization dedicated to advancing the landwork profession within the oil, gas, and minerals industry. The non-profit company is based in Denver, CO. It focuses on professional development, continuing education, ethical standards, and fostering strong member relationships. The organization provides resources and services such as educational luncheons, an annual land institute, webinars, a job board, scholarships, and a mentoring program connecting young professionals with industry leaders. It supports member engagement through committees in areas like education, advocacy, ethics, marketing, community service, technology, and legal affairs, organizing events and providing technical and professional support. The organization also maintains an online presence with member features, directories, event information, and social media integration to promote networking and collaboration among professionals, academics, lawyers, and students.

Provides oil and natural gas exploration & production services