| Business | Phone |
| Breton Sound Resources Llc 460 Florida St, Baton Rouge 70801 | (225) 383-1085 |
| Dan S Collins & Assoc 545 Saint Tammany St, Baton Rouge 70806 | (225) 927-1323 |
| Evergreen Energy Co 8455 Rome Dr, Baton Rouge 70818 | (225) 261-4580 |
| Harry V Johnson Oil & Gas 8017 Jefferson Hwy A4, Baton Rouge 70809 | (225) 926-2478 |
| J B Hanks Co 8017 Jefferson Hwy A4, Baton Rouge 70809 | (225) 928-1822 |
| Jumonville Oil Co 3636 S Sherwood Frst 111, Baton Rouge 70816 | (225) 293-1704 |
| Legacy Energy Corp 8017 Jefferson Hwy C4, Baton Rouge 70809 | (225) 927-2482 |
| Mark A O'Neal & Assoc Inc 144 Maximillian St, Baton Rouge 70802 | (225) 389-1100 |
| Pentagon Petroleum Inc 842 Main St, Baton Rouge 70802 | (225) 343-2323 |
| Petra Energy 6161 Perkins Rd, Baton Rouge 70808 | (225) 928-9980 |
| Wave Exploration 8017 Jefferson Hwy A5, Baton Rouge 70809 | (225) 930-0001 |
| Ric Bajon & Assoc 5451 Stones River Ave, Baton Rouge 70817 | (225) 756-5600 |
| Theophilus Oil Gas & Land Svc 263 3rd St, Baton Rouge 70801 | (225) 383-9301 |