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Best well drillers in Sanders County, Montana
Not a pay-to-play list: these are the 104 drilling companies with wells
on record in Sanders County, ranked by wells actually drilled here — 4,233 logged
wells in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC) (records as of 2026-10-02). Every number links back to
the public record.
104companies on record
43active since 2022
4,233wells in county record
| # | Company | In Sanders Co. since 2016 | All-time in county | Statewide |
|---|
| 1 | North Star Drilling Inc. | 211 | 211 | 232 |
| 2 | Callison Well Drilling | 147 | 222 | 698 |
| 3 | Universal Drilling | 128 | 167 | 1,147 |
| 4 | OH Well Drilling And Pump | 70 | 73 | 899 |
| 5 | Camp Well Drilling And Pump Service | 61 | 67 | 573 |
| 6 | Coldwater Drilling And Pumps | 53 | 53 | 597 |
| 7 | Ace Drilling | 50 | 112 | 947 |
| 8 | Cyclone Drilling Inc. | 33 | 364 | 651 |
| 9 | MT Dept OF Transportation | 23 | 205 | 5,869 |
| 10 | Allwest Drilling Inc. | 23 | 129 | 1,694 |
| 11 | Camp Well Drilling & Pump Supply | 21 | 26 | 868 |
| 12 | Okeefe Drilling Co. | 15 | 51 | 8,889 |
| 13 | AK Drilling Inc. | 15 | 17 | 1,310 |
| 14 | Olympus Technical Services | 12 | 13 | 178 |
| 15 | Western Montana Drilling Co. | 11 | 11 | 740 |
| 16 | Jeromes Drilling Co. | 10 | 128 | 6,465 |
| 17 | Lewis Drilling | 10 | 99 | 104 |
| 18 | S & S Well Drilling, LLC | 9 | 9 | 122 |
| 19 | RM Drilling And Well Services | 7 | 7 | 386 |
| 20 | North West Drilling | 7 | 7 | 210 |
| 21 | Excel Drilling | 7 | 7 | 42 |
| 22 | Environmental West Exploration | 6 | 12 | 329 |
| 23 | Boland Drilling | 4 | 6 | 1,815 |
| 24 | H2o Well Service Inc. | 2 | 6 | 54 |
| 25 | West Central Environmental Consultants | 2 | 2 | 311 |
| 26 | Chambers Drilling Company | 1 | 8 | 2,244 |
| 27 | Beyer Drilling | 1 | 4 | 44 |
| 28 | Western Water Wells | 1 | 1 | 1,188 |
| 29 | Davis Brothers Drilling | 1 | 1 | 1,007 |
| 30 | Western Drilling Co. | 1 | 1 | 229 |
| 31 | Weber Drilling | 1 | 1 | 44 |
| 32 | Kane Well Drilling & Pump Service | — | 754 | 1,551 |
| 33 | Williams Well Drilling | — | 548 | 785 |
| 34 | Krass Drilling & Pump Service | — | 192 | 263 |
| 35 | Camp Well Drilling | — | 121 | 3,803 |
| 36 | Phil Lewis Drilling | — | 63 | 85 |
| 37 | Liberty Drilling & Pump Co. | — | 61 | 2,646 |
| 38 | Castlio Drilling | — | 44 | 645 |
| 39 | Jerome And Okeefe Drilling Co. | — | 36 | 1,032 |
| 40 | RL Vetter Contracting | — | 36 | 38 |
| 41 | B And B Drilling | — | 28 | 435 |
| 42 | Minden Water Wells Inc. | — | 27 | 314 |
| 43 | Western Water Works Inc. | — | 24 | 1,205 |
| 44 | Spanglers Well Drilling | — | 23 | 29 |
| 45 | Main Harbor Pumps & Well Drilling | — | 20 | 352 |
| 46 | Lochner Drilling | — | 18 | 36 |
| 47 | Callison Drilling Inc. | — | 17 | 62 |
| 48 | Aqwa Drilling LLC | — | 15 | 1,897 |
| 49 | P & S Drilling | — | 14 | 49 |
| 50 | Ruen Core Drilling Inc. | — | 12 | 55 |
| 51 | Gold Brick Drilling | — | 11 | 108 |
| 52 | Esd Inc. | — | 10 | 284 |
| 53 | Ruen | — | 9 | 57 |
| 54 | Anderson Drilling | — | 7 | 1,057 |
| 55 | Mission | — | 7 | 106 |
| 56 | Lochner | — | 7 | 76 |
| 57 | Rainbow Well Drilling | — | 6 | 204 |
| 58 | Lewis | — | 6 | 39 |
| 59 | Aquasource Drilling LLC | — | 5 | 1,103 |
| 60 | Billmayer Drilling | — | 5 | 3,232 |
| 61 | Stinger Drilling | — | 5 | 127 |
| 62 | Glazier Drilling | — | 4 | 1,744 |
| 63 | Certified Well And Pump | — | 4 | 498 |
| 64 | Pickett | — | 4 | 347 |
| 65 | O.k. | — | 4 | 324 |
| 66 | Steve Berg Well Drilling | — | 3 | 29 |
| 67 | Hydrometrics Inc. | — | 3 | 194 |
| 68 | Sudan Drilling | — | 3 | 1,984 |
| 69 | Dept OF Transportation | — | 3 | 527 |
| 70 | Clearwater Drilling | — | 3 | 146 |
| 71 | Beebe | — | 3 | 68 |
| 72 | Geotex | — | 3 | 31 |
| 73 | Eagle Drilling And Pump Service | — | 2 | 843 |
| 74 | Ravalli Drilling Inc. | — | 2 | 4,911 |
| 75 | Brazill Drilling | — | 2 | 674 |
| 76 | Maxim Technologies | — | 2 | 491 |
| 77 | Ckc | — | 2 | 482 |
| 78 | Blackfoot Well Drilling & Pump Service Inc. | — | 2 | 450 |
| 79 | Preston | — | 2 | 243 |
| 80 | Boart Longyear Company | — | 2 | 96 |
| 81 | Starz | — | 2 | 71 |
| 82 | Hand | — | 2 | 63 |
| 83 | Porter Well Drilling | — | 2 | 47 |
| 84 | Ckc Drilling | — | 2 | 42 |
| 85 | D And D Drilling | — | 2 | 34 |
| 86 | Van Dyken Drilling Inc. | — | 1 | 5,572 |
| 87 | H & H Drilling | — | 1 | 1,084 |
| 88 | Aquasource Inc. LLC | — | 1 | 497 |
| 89 | Corveau Drilling | — | 1 | 141 |
| 90 | Weber | — | 1 | 954 |
| 91 | Stinger Well Drilling | — | 1 | 774 |
| 92 | Davis Drilling | — | 1 | 385 |
| 93 | Corvallis Well Drilling And Pump Co. | — | 1 | 266 |
| 94 | Tetra Tech | — | 1 | 137 |
| 95 | Damm Drilling | — | 1 | 107 |
| 96 | Usgs | — | 1 | 102 |
| 97 | Bearcat Drilling | — | 1 | 96 |
| 98 | Atlatl Inc. | — | 1 | 86 |
| 99 | Rabco Services Inc. | — | 1 | 80 |
| 100 | Northern Pacific Railway | — | 1 | 63 |
| 101 | Mcclarty Well Drilling | — | 1 | 59 |
| 102 | Kneller Drilling | — | 1 | 50 |
| 103 | Layne-Minnesota | — | 1 | 39 |
| 104 | Ulrich | — | 1 | 35 |
Ranked by wells drilled in Sanders County since 2016 (then all-time), from the full GWIC
record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and
the ranking below them is never reordered.
Who drills the most wells in Sanders County?
North Star Drilling Inc. has drilled the most Sanders County wells in the recent record — 211 since 2016, 211 in the county all-time.
How many well drilling companies work in Sanders County?
104 companies in the GWIC record have drilled wells in Sanders County; 43 of them have drilled somewhere in Montana since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Sanders County?
The median drilled depth in Sanders County is 165 ft, based on 4,916 recorded wells. Depths, water levels, and yields are on the Sanders County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on
the Sanders County wells page.
Drill in Sanders County?
If your company is on this list, your profile is free to claim — confirm your details and add your
contact information so Sanders County property owners reach you directly.
Claim your profile Free to claim · built from GWIC public well-log records.