| 12 | A TO Z DRILLING & PUMP SERVICE, LLC | PO BOX 519 | | TAYLOR | AZ | 85939-0519 | 928-521-5920 | CR-53 | TERRANCE R. MCCRAY SR. | A |
| 854 | ACS SERVICES, LLC | 2235 W BROADWAY RD | | MESA | AZ | 85202-1003 | 480-968-0190 | "A" | ANNEMARIE HAENFLER | A |
| 900 | ALFORD DRILLING, LLC | PO BOX 2142 | | ELKO | NV | 89803-2142 | 775-299-5635 | A-4 | STEVE ALFORD & CLAYTON WHITE | A |
| 13 | ALLEN PUMP COMPANY, INC. | 4206 W US HIGHWAY 70 | | THATCHER | AZ | 85552-5624 | 928-428-3273 | CR-53 | STEVE ALLEN | A |
| 14 | ALLEN'S WELL SERVICE, LLC | 5509 W GLEESON RD | | ELFRIDA | AZ | 85610-9050 | 520-642-3775 | R-53 & C-53 | HARVEY ALLEN | A |
| 822 | ALPINE REMEDIATION, INC. | 14252 W 44TH AVE STE G | | GOLDEN | CO | 80403-1800 | 303-277-0857 | A-4 | MATTHEW W. STEERE | A |
| 784 | ALTAR DRILLING, INC. | PO BOX 42831 | | TUCSON | AZ | 85733-2831 | 520-289-4741 | A-4 | DANIEL J. LAJACK | A |
| 921 | AMERICAN DRILLING CORPORATION | 11707 EAST SPRAGUE | | SPOKANE VALLEY | WA | 99206 | 509-921-7836 | A-4 | AUSTIN AUGARE | A |
| 390 | AMERICAN JOJOBA CORPORATION | 16514 W VICTORY LN | | GOODYEAR | AZ | 85338-9732 | 623-932-1245 | NONE | PAUL S. GARBER | A |
| 936 | AQUA 2000 WATER VENDING LLC | 1931 S ARIZONA AVE SUITE 7 | | YUMA | AZ | 85364 | 928-246-9213 | CR-53 | RICHARD MARTINEZ | A |
| 360 | ARIZONA BEEMAN DRILLING dba Morex Investments LLC | 15563 E US HIGHWAY 60 | | GOLD CANYON | AZ | 85118-7410 | 480-983-2542 | R-53 & A-4 | NATE LITTLE | A |
| 619 | ARIZONA PRESTON DRILLING, LLC | 7902 E MCDOWELL RD | | MESA | AZ | 85207-1227 | 480-984-4747 | R-53 & A-4 | BILL "TREY" PRESTON | A |
| 918 | ASSOCIATED ENVIRONMENTAL INDUSTRIES CORP | PO BOX 5300 | | NORMAN | OK | 73070 | 405-360-1480 | CR-53 | ROBERT KEYES | A |
| 909 | AUTHENTIC DRILLING | 33555 COUNTY ROAD 37 | | KIOWA | CO | 80117-0087 | 303-351-3581 | C-53 , A-4 | MARC HAES | A |
| 621 | AZCA DRILLING & PUMP, INC. | PO BOX 570 | | EHRENBERG | AZ | 85334-0570 | 928-923-9118 | R-53 & "A" | LARRY J. SIDDALL | A |
| 25 | B-J DRILLING COMPANY, INC. | PO BOX 815 | | BENSON | AZ | 85602-0815 | 520-623-1010 | R-53 & A-4 | ZANE RITENOUR | A |
| 368 | BALOW'S WINDMILL, PUMP SERVICE & WELL DRILLING, LLC | PO BOX 140 | | SKULL VALLEY | AZ | 86338-0140 | 928-442-3240 | CR-53 | DALE H. & DALE (BUDDY) BALOW | A |
| 505 | BARBIE DRILLING, INC. | PO BOX 205 | | WILLIAMS | AZ | 86046-0205 | 928-699-1080 | R-53 & "A" | RANGER "PATCH" KARR | A |
| 577 | BEAVER DAM DRILLING & CONSTRUCTION, LLC | PO BOX 549 | | LITTLEFIELD | AZ | 86432-0549 | 928-347-5589 | CR-53 | BILL EVANS | A |
| 830 | BEEMAN DRILLING SERVICES DBA T B DRLG SVCS | 3400 S. HWY 191 | | MOAB | UT | 84532-3680 | 435-259-7281 | R-53 | TODD B. BEEMAN | A |