About Us

The NDA office will be closed on Monday, May 29th in observance of Memorial Day

The National Drilling Association is a nonprofit trade association of contractors, manufacturers and affiliated members from the drilling industry representing the geotechnical, environmental and mineral exploration sectors of this industry. The NDA mission is to promote the use of professional drilling contractors and their methods. Founded in 1972, NDA has more than 200 international member companies. View History

Quick Links

Find a Member
Pay an Invoice        NDA Store        Online Training


NDA on the Road

NDA will be exhibiting at the following conventions. You may be interested in attending and if you are already attending please stop by and say hi!

  • April 11-13: SEDC (Shallow Exploration Drillers Clinic) Olathe, KS
  • May 11-13: FGWA (Florida Ground Water) Orlando, FL
  • June 10-12: JUBILEE, Myrtle Beach, SC

View Full Calendar

Thank you to our 2017 Convention Sponsors

Thank you to our 2017 Convention Exhibitors

Thank you Drill Bits Advertisers!