Jeff Kummer

8-27-19 Energy Matters Hour 1
Sat, Aug 31st, 2019 - 11:00am
8-3-19 Energy Matters Hour 1
Sat, Aug 3rd, 2019 - 1:11pm
Jeff Kummer talks Mineral Tracker
Sat, Aug 3rd, 2019 - 12:47pm
Mineral Tracker App Simplifies Data for Oil and Gas Royalty Owners
Sun, Nov 11th, 2018 - 11:44am
Technology in the Bakken
Sun, Aug 5th, 2018 - 2:15pm