The largest oil and gas operators active in West Virginia — ranked by total well count, with producing-well counts for each. Click any operator to see their full profile.
Leaderboard refreshed daily. Data current as of 2026-11-06.
Quick answer: By wells operated, Diversified Production LLC is the largest oil and gas operator in West Virginia with 20,104 wells on record, followed by EQT Production Company (3,514) and Wv Mineral Group LLC (3,156). Ranked from Buckhead Energy analysis of public oil and gas data (as of 2026-11-06). This is an operated-well-count ranking, not a revenue or market-cap ranking.
As of 2026-11-06, the largest operator by wells on record in West Virginia is Diversified Production LLC with 20,104 wells on record, across the top 100 ranked operators in this leaderboard.
| # | Operator | Wells | Producing | Top Formation | Top County |
|---|---|---|---|---|---|
| 1 | Diversified Production LLC | 20,104 | 19,970 | Marcellus | Wyoming |
| 2 | Eqt Production Company | 3,514 | 1,943 | Marcellus | Wetzel |
| 3 | Wv Mineral Group LLC | 3,156 | 3,150 | Marcellus | Barbour |
| 4 | Eastern Gas Transmission And Storage INC | 2,622 | 878 | Marcellus | Lewis |
| 5 | Pillar Energy | 2,439 | 2,388 | Marcellus | Kanawha |
| 6 | Antero Resources | 2,368 | 1,769 | Appalachian Basin - (Eastern Overthrust Area) | Doddridge |
| 7 | Ross And Wharton Gas Company | 1,756 | 1,548 | Marcellus | Braxton |
| 8 | Consolidation Coal Company | 1,617 | 120 | Marcellus | Marion |
| 9 | Greylock Conventional | 1,525 | 1,503 | Marcellus | Kanawha |
| 10 | Cabot Oil & Gas | 1,262 | 314 | Marcellus | Kanawha |
| 11 | Columbia Natural Resources | 1,214 | 374 | Marcellus | Kanawha |
| 12 | East Resources | 1,130 | 273 | Marcellus | Roane |
| 13 | Key Oil Company | 1,102 | 893 | Marcellus | Doddridge |
| 14 | Pin Oak Operating LLC | 930 | 916 | Utica | Ritchie |
| 15 | Columbia Gas Transmission | 877 | 138 | Marcellus | Marshall |
| 16 | Jaybee Oil & Gas | 874 | 601 | Marcellus | Ritchie |
| 17 | R & R Oil & Gas | 867 | all but <3 | Marcellus | Clay |
| 18 | Beta Helix Energy LLC | 850 | 850 | Marcellus | Ritchie |
| 19 | Stalnaker Energy | 815 | 689 | Marcellus | Ritchie |
| 20 | Expand Operating LLC | 810 | 765 | Marcellus | Ohio |
| 21 | Creston Oil | 803 | 786 | Marcellus | Calhoun |
| 22 | K Petroleum | 796 | 788 | Marcellus | Gilmer |
| 23 | Consol Gas Company | 785 | 125 | Marcellus | Harrison |
| 24 | Haught Energy | 747 | 735 | Marcellus | Ritchie |
| 25 | Energy Corporation Of America | 743 | 96 | Appalachian Basin - (Eastern Overthrust Area) | Doddridge |
| 26 | Patchwork Oil & Gas | 737 | all but <3 | Marcellus | Calhoun |
| 27 | Braxton Oil & Gas | 734 | 692 | Marcellus | Braxton |
| 28 | Base Petroleum | 704 | 689 | Marcellus | Lincoln |
| 29 | Standard Oil Company | 696 | 677 | Marcellus | Roane |
| 30 | Deran Resources | 684 | 684 | Medina-Clinton-Tuscarora | Gilmer |
| 31 | Cnx Gas | 657 | 271 | Marcellus | Marshall |
| 32 | Mountain V | 632 | 628 | Marcellus | Upshur |
| 33 | Chesapeake Energy | 598 | 229 | Marcellus | Lincoln |
| 34 | Ows Acquisition CO LLC | 584 | all but <3 | Marcellus | Harrison |
| 35 | Ground Resources | 578 | 520 | Marcellus | Clay |
| 36 | Waco Oil & Gas | 550 | 359 | Marcellus | Marion |
| 37 | Delta Helix Energy LLC | 545 | 475 | Marcellus | Lincoln |
| 38 | Ritchie Petroleum | 500 | all but <3 | Utica | Ritchie |
| 39 | Mountain V Oil & Gas | 495 | 343 | Marcellus | Upshur |
| 40 | American Energy Operations | 487 | 441 | Marcellus | Calhoun |
| 41 | Petroleum Development | 485 | 77 | Appalachian Basin - (Eastern Overthrust Area) | Harrison |
| 42 | West Virginia Mineral Development Company | 447 | 127 | Appalachian Basin - (Eastern Overthrust Area) | Wetzel |
| 43 | Jackson Fuel | 441 | 426 | Marcellus | Upshur |
| 44 | Exco Resources PA | 427 | 179 | Marcellus | Jackson |
| 45 | Horizon Energy | 411 | 384 | Medina-Clinton-Tuscarora | Lewis |
| 46 | Big Sand Drilling Company | 406 | 358 | Marcellus | Harrison |
| 47 | Greylock Opco | 401 | 401 | Marcellus | Doddridge |
| 48 | Ramsey Associated Petroleum | 386 | 363 | Medina-Clinton-Tuscarora | Gilmer |
| 49 | Myers Drilling Company | 381 | 361 | Medina-Clinton-Tuscarora | Wayne |
| 50 | Berry Energy | 378 | 337 | Marcellus | Harrison |
| 51 | Zickefoose R L And Wf | 372 | 364 | Marcellus | Ritchie |
| 52 | Hildreth Roy G & Son | 372 | 342 | Marcellus | Roane |
| 53 | Quality Natural Gas | 369 | 349 | Marcellus | Mingo |
| 54 | Equitrans | 364 | 94 | Marcellus | Lewis |
| 55 | Reed Gas | 356 | 302 | Marcellus | Kanawha |
| 56 | Vickery Energy, LLC | 347 | 229 | Marcellus | Wetzel |
| 57 | Blazer Energy | 340 | 83 | Marcellus | Kanawha |
| 58 | Eastern Associated Companyal/Peabody Companyal Company | 321 | 21 | Marcellus | Monongalia |
| 59 | Allstate Energy | 317 | 306 | Marcellus | Ritchie |
| 60 | Oxy | 314 | 18 | Marcellus | Kanawha |
| 61 | Commonwealth Energy | 314 | 314 | Marcellus | Barbour |
| 62 | Prime Energy Company | 307 | 31 | Appalachian Basin - (Eastern Overthrust Area) | Roane |
| 63 | Alamco | 303 | 13 | Appalachian Basin - (Eastern Overthrust Area) | Randolph |
| 64 | Term Energy | 296 | 268 | Marcellus | Ritchie |
| 65 | Hg Energy | 288 | 110 | Marcellus | Lincoln |
| 66 | C I Mckown & Son | 286 | 256 | Marcellus | Kanawha |
| 67 | Deem J F Oil & Gas | 284 | 270 | Medina-Clinton-Tuscarora | Ritchie |
| 68 | Quaker State | 279 | 57 | Marcellus | Wetzel |
| 69 | Penn Virginia Oil & Gas | 278 | 57 | Marcellus | Wyoming |
| 70 | Cain Francis E | 275 | 251 | Marcellus | Calhoun |
| 71 | Perkins Oil & Gas | 273 | 155 | Marcellus | Ritchie |
| 72 | Arsenal Resources | 271 | 145 | Marcellus | Harrison |
| 73 | Haught | 270 | 35 | Appalachian Basin - (Eastern Overthrust Area) | Ritchie |
| 74 | Bsb Oil And Gas LLC | 268 | 268 | Marcellus | Calhoun |
| 75 | Cng Producing Company | 267 | 28 | Appalachian Basin - (Eastern Overthrust Area) | Harrison |
| 76 | Teavee Oil & Gas | 264 | 215 | Marcellus | Putnam |
| 77 | Hope Gas | 258 | 27 | Marcellus | Gilmer |
| 78 | Mule Head LLC | 257 | all but <3 | Marcellus | Barbour |
| 79 | D C Malcolm | 250 | 199 | Marcellus | Kanawha |
| 80 | Prior Ferrellllc | 246 | 30 | Appalachian Basin - (Eastern Overthrust Area) | Ritchie |
| 81 | Tapo Energy | 244 | 225 | Marcellus | Doddridge |
| 82 | Lippizan Petroleum | 240 | all but <3 | Marcellus | Ritchie |
| 83 | Northeast Natural Energy | 240 | 179 | Appalachian Basin - (Eastern Overthrust Area) | Monongalia |
| 84 | Stonestreet Lands Company | 236 | 59 | Marcellus | Braxton |
| 85 | Ross Mike | 231 | all but <3 | Marcellus | Clay |
| 86 | Red Rock Energy LLC | 230 | 230 | Marcellus | Roane |
| 87 | Lucas Well Service | 227 | 137 | Utica | Ritchie |
| 88 | Dale David Dba Dd Oil Company | 218 | 208 | Marcellus | Ritchie |
| 89 | Triad Hunter | 213 | 94 | Marcellus | Clay |
| 90 | Buckeye Oil Producing Company | 212 | 194 | Marcellus | Calhoun |
| 91 | Alexander Production Company | 210 | 207 | Marcellus | Lincoln |
| 92 | Petro Holdings | 208 | 203 | Marcellus | Calhoun |
| 93 | Meadows Jr S L Production | 207 | 173 | Marcellus | Jackson |
| 94 | Devon Energy Production Company | 204 | 16 | Marcellus | Jackson |
| 95 | Jackson Resources Company | 204 | 77 | Marcellus | Kanawha |
| 96 | Kimco | 198 | 195 | Marcellus | Roane |
| 97 | Texas Keystone | 191 | <3 | Marcellus | Preston |
| 98 | Blue Group Operating | 183 | 183 | Utica | Wetzel |
| 99 | Xto Energy | 180 | 98 | Marcellus | Marion |
| 100 | Carnegie Production Company | 172 | 38 | Appalachian Basin - (Eastern Overthrust Area) | Gilmer |
Source: Buckhead Energy analysis of public oil and gas data.
State regulator reference: West Virginia DEP Office of Oil & Gas (for researching filings; it does not certify these counts).
Ranking: Operators ranked by total well count under their current operator-of-record. Producing-well count is wells with a first-production date on file. Drilling activity (permits, spuds, DUCs) is published only as state and county counts, never attributed to an operator.
Why it matters: Knowing who operates the most wells in West Virginia helps mineral owners understand who they're dealing with at the lease level.
Refresh cadence: Daily. Data current as of 2026-11-06.
By wells operated, Diversified Production LLC is the largest oil and gas operator in West Virginia, with 20,104 wells on record per Buckhead Energy analysis of public oil and gas data. Note that "biggest" by revenue or market capitalization can rank differently — this measures operated well count.
The top 10 operators by operated well count are: Diversified Production LLC, EQT Production Company, Wv Mineral Group LLC, Eastern Gas Transmission And Storage Inc., Pillar Energy, Antero Resources, Ross And Wharton Gas Company, Consolidation Coal Company, Greylock Conventional, Cabot Oil & Gas. The full top-100 ranking with well and producing-well counts is in the leaderboard below.
Diversified Production LLC operates the most wells in West Virginia at 20,104, per Buckhead Energy analysis of public oil and gas data.
This leaderboard ranks the top 100 operators active in West Virginia by total well count. Many more file with the regulator; these are the largest by operated wells.
By wells operated — the count of wells under each company's current operator-of-record designation in the public oil and gas data Buckhead Energy analyzes. It is not a revenue, production-volume, or market-capitalization ranking.
Whether your operator is on this list or not, your West Virginia mineral interest may be more valuable than you think. Get a free, no-obligation written offer.
Get Your Free Written OfferState: West Virginia
Operators ranked: 100
Total wells: 80,304
Last refresh: 2026-11-06
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