| 1 | Citrus Well Drilling | 1,906 | 11,729 | 13,644 |
| 2 | Andrews Site Prep | 551 | 564 | 2,714 |
| 3 | Spring Hill Well Drilling | 467 | 2,549 | 19,350 |
| 4 | Larry Sheley | 409 | 428 | 1,748 |
| 5 | Affordable Well Drilling & Serv | 263 | 265 | 6,301 |
| 6 | Preferred Drilling Solution Inc. | 252 | 800 | 45,037 |
| 7 | Langley Well Drilling | 190 | 281 | 298 |
| 8 | All Tech Well Drilling | 169 | 247 | 3,277 |
| 9 | Newton's Well Drilling | 112 | 2,156 | 2,291 |
| 10 | Sweetwater Well Drilling | 109 | 145 | 2,487 |
| 11 | George Brandt Well Drilling | 98 | 512 | 700 |
| 12 | T&c Well & Pump LLC | 85 | 94 | 750 |
| 13 | Technical Pump Svc. | 84 | 149 | 1,046 |
| 14 | Huss Drilling Inc. | 79 | 608 | 15,773 |
| 15 | Tidewater Drilling & Pump Serv | 77 | 77 | 385 |
| 16 | B & C Enterprises | 72 | 258 | 3,174 |
| 17 | West Coast Well Drilling | 67 | 661 | 7,199 |
| 18 | Bryant's Pump Serv & Well Drill | 67 | 72 | 1,850 |
| 19 | Action Environmental | 66 | 74 | 2,044 |
| 20 | Earl's Well Drilling & Pump Ser. | 63 | 229 | 8,586 |
| 21 | Ghd Services, Inc. | 56 | 56 | 603 |
| 22 | Water Works Inc. | 49 | 52 | 1,032 |
| 23 | Native Well & Pump | 48 | 64 | 66 |
| 24 | Ambient Technologies, Inc. | 47 | 62 | 3,522 |
| 25 | Custom Drilling Services Inc. | 46 | 189 | 17,559 |
| 26 | Environmental Drilling Service | 35 | 160 | 4,764 |
| 27 | Ground Water Protection | 35 | 131 | 4,908 |
| 28 | Hull Well And Pump Service Inc. | 35 | 35 | 651 |
| 29 | Southern Drilling Solutions, LLC | 34 | 34 | 247 |
| 30 | Cascade Drilling LP | 30 | 323 | 7,028 |
| 31 | JB Wells And Water | 26 | 26 | 254 |
| 32 | Bell Feed & Farm, Well And Pump | 26 | 26 | 276 |
| 33 | Florida Well Abandonment, Inc. | 24 | 24 | 41 |
| 34 | Dmc Industries, Inc. | 23 | 173 | 4,372 |
| 35 | Environmental Drilling Ser. Inc. | 20 | 20 | 875 |
| 36 | Apex Well Drilling LLC | 20 | 20 | 235 |
| 37 | Advanced Pump & Well Service | 20 | 20 | 211 |
| 38 | National Env Technology Inc. | 19 | 70 | 7,083 |
| 39 | Earth Tech Drilling, Inc. | 19 | 28 | 862 |
| 40 | Pasco Well Drilling LLC | 19 | 19 | 428 |
| 41 | Erik Dankerl (Ces) | 17 | 18 | 692 |
| 42 | Jaee Environmental Services | 15 | 26 | 1,662 |
| 43 | Fred Mckay | 14 | 50 | 3,636 |
| 44 | Mendez Drilling | 13 | 21 | 2,030 |
| 45 | All American Well Drilling | 12 | 50 | 682 |
| 46 | Steve Haney LLC | 12 | 16 | 1,136 |
| 47 | Imperial Testing | 12 | 15 | 4,491 |
| 48 | Envirotrac | 12 | 13 | 1,404 |
| 49 | Mortensen Engineering Inc. | 11 | 36 | 4,607 |
| 50 | Carter Construction LLC | 11 | 17 | 159 |
| 51 | Bass Well Drilling | 10 | 36 | 2,772 |
| 52 | Central Florida Water And Filtra | 10 | 10 | 485 |
| 53 | Purewater Well & Pump | 10 | 10 | 67 |
| 54 | Environmental Consulting | 9 | 31 | 1,158 |
| 55 | Shroyer Enterprise LLC | 8 | 8 | 321 |
| 56 | Pruitt Water | 8 | 8 | 102 |
| 57 | Boart Longyear Company | 8 | 8 | 342 |
| 58 | Transamerican Drilling & Testing | 7 | 83 | 876 |
| 59 | Universal Engineering Sciences | 7 | 58 | 994 |
| 60 | Donnies Well Drilling, Inc. | 7 | 12 | 1,428 |
| 61 | Dependable Well Drilling | 7 | 12 | 809 |
| 62 | Greg Fagan Well & Pump Service | 6 | 7 | 346 |
| 63 | Guest Well & Pump Services | 6 | 6 | 3,381 |
| 64 | Rogers Well Drilling | 5 | 5 | 785 |
| 65 | Galan Well Drilling And Pump Inc. | 5 | 5 | 741 |
| 66 | Ocala Well And Septic | 5 | 5 | 95 |
| 67 | Mahkyn Contracting, Inc. | 4 | 4 | 149 |
| 68 | Amdrill Inc. | 3 | 33 | 659 |
| 69 | Affordable Well Drilling Inc. | 3 | 4 | 1,438 |
| 70 | Independent Drilling Inc. | 3 | 4 | 790 |
| 71 | Accurate Drilling Solutions | 3 | 3 | 1,512 |
| 72 | Aptim Environmental | 3 | 3 | 928 |
| 73 | Blane King | 3 | 3 | 28 |
| 74 | Green Well Drilling LLC | 2 | 2 | 2,082 |
| 75 | Res Florida Consulting LLC | 2 | 2 | 847 |
| 76 | Action Pump & Well Drilling Inc. | 2 | 2 | 278 |
| 77 | Wright's Well Drilling | 2 | 2 | 109 |
| 78 | All-Tech Water | 2 | 2 | 30 |
| 79 | Champion Irrigation, Inc. | 2 | 2 | 28 |
| 80 | Robert Alexander | 1 | 60 | 361 |
| 81 | Roberts Well Drilling Inc. | 1 | 55 | 2,258 |
| 82 | Smokey's Pump Serv & Well Drill | 1 | 9 | 4,370 |
| 83 | Ardaman & Assoc. | 1 | 5 | 983 |
| 84 | Charles Lore | 1 | 2 | 1,286 |
| 85 | Durhams Drilling LLC | 1 | 1 | 182 |
| 86 | Enviroprobe Service, Inc. | 1 | 1 | 216 |
| 87 | Dick Joyce Well Drilling | 1 | 1 | 245 |
| 88 | Paxton & Sons Well Drilling | 1 | 1 | 450 |
| 89 | Dampier Well And Pump Service | 1 | 1 | 102 |
| 90 | Arehna Engineering | 1 | 1 | 74 |
| 91 | Ken's Well Drilling | 1 | 1 | 591 |
| 92 | Corbin Well Pump & Supply Inc. | — | 4,447 | 4,721 |
| 93 | F.b.mccray Well Drilling Inc. | — | 2,405 | 2,996 |
| 94 | Wilbur Langley & Son Well Drilli | — | 1,868 | 1,906 |
| 95 | Atkinson Well Drilling | — | 1,708 | 2,772 |
| 96 | Aquatek Well & Pump Service | — | 867 | 959 |
| 97 | Cam Well & Pump | — | 849 | 1,064 |
| 98 | Advanced Well Drilling Inc. | — | 776 | 1,080 |
| 99 | Thomas Well Drilling | — | 645 | 730 |
| 100 | Gary Pickel | — | 500 | 3,470 |
| 101 | Lamphere Well Drilling | — | 473 | 577 |
| 102 | Brett's Pump Service | — | 348 | 746 |
| 103 | Atlantic Directional Drilling | — | 342 | 6,261 |
| 104 | Able Well Drilling & Pump Repair | — | 321 | 338 |
| 105 | Smitty's Well Drilling | — | 319 | 342 |
| 106 | Gordy Drilling | — | 305 | 331 |
| 107 | Townsend Well Drilling | — | 286 | 312 |
| 108 | Advance Well Drilling | — | 281 | 336 |
| 109 | Professional Ser Industries Inc. | — | 267 | 1,978 |
| 110 | Old Timer Well And Pump Service | — | 232 | 740 |
| 111 | Hopkins Well Drilling | — | 226 | 255 |
| 112 | Chucks Well Drilling | — | 172 | 179 |
| 113 | Sidney T James | — | 170 | 214 |
| 114 | Imperial Testing Labs | — | 165 | 4,713 |
| 115 | Aqua Well Drilling Inc. | — | 151 | 1,108 |
| 116 | Perry's Well Drilling | — | 150 | 157 |
| 117 | Lentz Well Drilling Inc. | — | 141 | 303 |
| 118 | A T I-Drilling Inc. | — | 118 | 5,935 |
| 119 | Accurate Well Drilling & Pump SE | — | 116 | 542 |
| 120 | R C Edson | — | 116 | 140 |
| 121 | Yates Well Drilling | — | 100 | 153 |
| 122 | Renegade Environmental Service | — | 89 | 1,960 |
| 123 | Joel's Well Drilling & Pump Rep | — | 79 | 2,117 |
| 124 | Ace General Well Drilling | — | 79 | 85 |
| 125 | American Drilling, Inc. | — | 78 | 4,908 |
| 126 | Marshall E Crum | — | 69 | 1,456 |
| 127 | Sherrouse Well Drilling | — | 67 | 2,225 |
| 128 | Mixon Foundation & Drilling | — | 59 | 5,121 |
| 129 | Permit Personal | — | 58 | 1,601 |
| 130 | Frank's Well Drilling, Inc. | — | 56 | 716 |
| 131 | Professional Service Industries | — | 55 | 2,722 |
| 132 | Slacks Electric & Plumbing | — | 52 | 57 |
| 133 | Quality Pump & Well Service | — | 51 | 1,470 |
| 134 | Johnny Lambert | — | 49 | 2,436 |
| 135 | S.w.f.w.m.d. | — | 46 | 1,685 |
| 136 | Urs Corporation | — | 45 | 68 |
| 137 | J. M. Hensley Inc. | — | 42 | 803 |
| 138 | Toomer & Associates | — | 41 | 1,594 |
| 139 | Hydrologic Florida, Inc. | — | 41 | 1,200 |
| 140 | Environmental Services & Sol. | — | 41 | 567 |
| 141 | Ckr Solar, LLC | — | 40 | 787 |
| 142 | Sweetwater Well | — | 39 | 546 |
| 143 | Environmental Drilling & Service | — | 39 | 123 |
| 144 | C.s. Paxton & Sons Well Drilling | — | 38 | 1,697 |
| 145 | Welltech | — | 38 | 717 |
| 146 | Brown's Well Drilling | — | 38 | 40 |
| 147 | Brown & Associates Environmental | — | 37 | 438 |
| 148 | IT Environmental Services Inc. | — | 37 | 429 |
| 149 | Advanced Drilling Ofjacksonville | — | 36 | 135 |
| 150 | Southeast Drilling | — | 35 | 3,637 |
| 151 | Bronson Well Drilling | — | 35 | 97 |
| 152 | Breed's Well Drilling | — | 33 | 842 |
| 153 | Diversified Drilling Corp. | — | 30 | 4,689 |
| 154 | Davis Drilling Company Inc. | — | 30 | 2,121 |
| 155 | Lee's Well Drilling | — | 30 | 128 |
| 156 | Terracon | — | 29 | 998 |
| 157 | A & B Well Drilling Inc. | — | 29 | 236 |
| 158 | Integrated Environmental Solutio | — | 28 | 2,078 |
| 159 | Florida Southern Downhole | — | 28 | 397 |
| 160 | Advanced Foundation Contractors, | — | 28 | 77 |
| 161 | Tom Townsend Well Drilling | — | 28 | 28 |
| 162 | David I Griffey | — | 27 | 2,036 |
| 163 | Albert Wootens Well Drilling | — | 26 | 5,425 |
| 164 | Cloyd Griffey JR | — | 26 | 309 |
| 165 | Davidson & Associates | — | 26 | 247 |
| 166 | Boggs Environmental Serv. & Tech | — | 25 | 1,188 |
| 167 | Waggoner Well Drilling | — | 25 | 1,140 |
| 168 | Florida Rock Industries, Inc. | — | 25 | 27 |
| 169 | Mixon Group Inc. | — | 24 | 4,060 |
| 170 | Bishop Well Drilling | — | 24 | 306 |
| 171 | Alton A Calhoun | — | 24 | 33 |
| 172 | Kelly Huss | — | 23 | 1,815 |
| 173 | Number NO Good | — | 23 | 58 |
| 174 | Groundwater Technology Inc. | — | 21 | 2,004 |
| 175 | Kelly Environmental Drilling | — | 21 | 31 |
| 176 | Gordon Haney Well Drilling | — | 20 | 567 |
| 177 | Tierra Inc. | — | 19 | 252 |
| 178 | Geocor | — | 19 | 72 |
| 179 | Marvin Sheppard Well Drilling | — | 18 | 801 |
| 180 | D/B/A David Adkins | — | 18 | 281 |
| 181 | Swfwmd | — | 17 | 559 |
| 182 | W Grady Swann Inc. | — | 17 | 2,432 |
| 183 | Ch2m Hill Inc. | — | 17 | 1,593 |
| 184 | Whitman Well Drilling | — | 17 | 1,026 |
| 185 | Scott's Pump Ser & Well Drilling | — | 17 | 590 |
| 186 | Frank Sherrouse | — | 17 | 78 |
| 187 | Ike Scott Well Drilling & Repair | — | 16 | 381 |
| 188 | William Neeley | — | 16 | 202 |
| 189 | Jim Stidham & Associates Inc. | — | 16 | 145 |
| 190 | Burnett Contracting & Drilling | — | 15 | 7,074 |
| 191 | Advanced Drilling Technology Inc. | — | 15 | 587 |
| 192 | Semper FI Well Drilling | — | 15 | 279 |
| 193 | Layne-Atlantic Co. | — | 15 | 136 |
| 194 | Welch Well Drilling | — | 15 | 123 |
| 195 | Bishops Pump Repair | — | 14 | 630 |
| 196 | Environmental Solutions & Srv. | — | 13 | 393 |
| 197 | John H Baker | — | 13 | 79 |
| 198 | J E Preskitt | — | 13 | 46 |
| 199 | Cray Well Drilling & Pump Ser | — | 12 | 603 |
| 200 | Rowe Drilling Company, Inc. | — | 12 | 520 |
| 201 | Panhandle Pump Repair & Filt | — | 12 | 283 |
| 202 | Ctec-Escm Inc. | — | 12 | 257 |
| 203 | Dunham Well Drilling Inc. | — | 11 | 8,126 |
| 204 | Innovative Well Solutions Inc. | — | 11 | 1,168 |
| 205 | Tri-County Well & Pump | — | 11 | 498 |
| 206 | Frank E. Stephens | — | 11 | 237 |
| 207 | A G Jones | — | 11 | 25 |
| 208 | Sisson Enterprises | — | 10 | 30 |
| 209 | Mdm Services Inc. | — | 9 | 1,323 |
| 210 | Applied Drilling Engineering Inc. | — | 9 | 758 |
| 211 | Mactec | — | 9 | 647 |
| 212 | Harold Hayes Consulting | — | 9 | 461 |
| 213 | Hughes Drilling Co. Inc. | — | 9 | 199 |
| 214 | Ace Drilling Inc. | — | 9 | 151 |
| 215 | Rigby Well Drilling LLC | — | 9 | 135 |
| 216 | Hazelton Well Drilling | — | 9 | 127 |
| 217 | Smokey's Pump Service & Well | — | 8 | 1,049 |
| 218 | Lubee's Well Drilling & Pump | — | 8 | 628 |
| 219 | Geologic & Environmental Testing | — | 8 | 524 |
| 220 | Wallace Well Drilling | — | 8 | 193 |
| 221 | John K Hansen | — | 8 | 56 |
| 222 | Premium Environmental Consulting | — | 7 | 682 |
| 223 | Fourqurean Well Drilling | — | 7 | 4,038 |
| 224 | Kellis Williams LLC | — | 7 | 3,486 |
| 225 | Pugh Well Drilling Service, Inc. | — | 7 | 1,200 |
| 226 | Ben Lovelace & Company Inc. | — | 7 | 964 |
| 227 | Andy Kuka Well Drilling | — | 7 | 945 |
| 228 | Sumter Pipe | — | 7 | 485 |
| 229 | James Lavender | — | 7 | 219 |
| 230 | Bishops Well Drilling | — | 7 | 177 |
| 231 | Environmental Consulting & Tech | — | 7 | 49 |
| 232 | Poole Drilling Company Inc. | — | 6 | 11,943 |
| 233 | A C Schultes OF Florida Inc. | — | 6 | 204 |
| 234 | Earl Pruitt's Well & Pump Inc. | — | 6 | 2,126 |
| 235 | Plant City Well Drilling | — | 6 | 1,340 |
| 236 | H&h Well Drilling | — | 6 | 1,194 |
| 237 | Lowell Pemelman & Son | — | 6 | 787 |
| 238 | Nix Bros. Well Drilling & Pump | — | 6 | 635 |
| 239 | Michael Konders Drilling Inc. | — | 6 | 496 |
| 240 | Atec Associates, Inc. | — | 6 | 292 |
| 241 | Handex Corp OF Florida | — | 6 | 291 |
| 242 | T & H Well Drilling | — | 6 | 268 |
| 243 | Armstrong Pump & Well Drilling | — | 6 | 252 |
| 244 | Charles C Simmons | — | 6 | 218 |
| 245 | Mike's Pump & Well LLC | — | 6 | 200 |
| 246 | Tampa Well Drilling | — | 5 | 9,479 |
| 247 | A & S Geotechnical Drilling Inc. | — | 5 | 446 |
| 248 | Lagrow Irrigation | — | 5 | 3,025 |
| 249 | Howard Well Drilling | — | 5 | 2,921 |
| 250 | Tom Burke Services | — | 5 | 2,869 |
| 251 | Hilton's Wells | — | 5 | 2,177 |
| 252 | Smokey's Pump Service & Well Dri | — | 5 | 480 |
| 253 | D W Mcintosh Associates Inc. | — | 5 | 382 |
| 254 | Sheffield Well Drilling | — | 5 | 343 |
| 255 | Suncoast Well Drilling | — | 5 | 259 |
| 256 | G. Warren Leve, Inc. | — | 5 | 243 |
| 257 | Moving Water Wells | — | 5 | 219 |
| 258 | Wayne Wertz | — | 5 | 186 |
| 259 | Alsay Incorporated | — | 5 | 87 |
| 260 | Handex | — | 5 | 49 |
| 261 | Southern Drilling Company | — | 4 | 5,240 |
| 262 | Grosch Drilling & Irrigation Co. | — | 4 | 161 |
| 263 | Luffman Well Drilling LLC | — | 4 | 578 |
| 264 | Going Irrigation | — | 4 | 3,858 |
| 265 | Guest Well Drilling Company, Inc. | — | 4 | 2,168 |
| 266 | Larc Drilling Inc. | — | 4 | 732 |
| 267 | Shumate Drilling | — | 4 | 669 |
| 268 | Sunshine State Well Drilling | — | 4 | 592 |
| 269 | Bazemore And Weekly, Inc. | — | 4 | 587 |
| 270 | David Zaumeyer | — | 4 | 248 |
| 271 | Rimes Well Drilling & Supply | — | 4 | 200 |
| 272 | Preferred Drilling Solutions | — | 4 | 158 |
| 273 | & S Dunlap | — | 4 | 149 |
| 274 | John Bryant | — | 4 | 127 |
| 275 | Daniel Whitman Well Drilling | — | 4 | 119 |
| 276 | John Doe | — | 4 | 109 |
| 277 | Steven E Griffith | — | 4 | 62 |
| 278 | Eastern Drilling LLC/Richie Marl | — | 4 | 48 |
| 279 | Walter E Staneil | — | 4 | 47 |
| 280 | Popes Water Systems Inc. | — | 3 | 7,730 |
| 281 | Gil Perry's Well Drilling | — | 3 | 2,691 |
| 282 | Patterson Well Drilling Co. | — | 3 | 219 |
| 283 | Sweet Water Well Drilling Corp. | — | 3 | 1,567 |
| 284 | Brewers Well Drilling | — | 3 | 1,406 |
| 285 | Curtis E. Newberry Well Drilling | — | 3 | 1,205 |
| 286 | Luther A Tullis SR | — | 3 | 1,169 |
| 287 | Morrill Well & Pump Co.,Inc. | — | 3 | 1,036 |
| 288 | Bill's Well Drilling | — | 3 | 672 |
| 289 | Weeki Wachee Well Drilling | — | 3 | 613 |
| 290 | Andrew Switalski Well Drilling | — | 3 | 529 |
| 291 | Roy Jones | — | 3 | 481 |
| 292 | Dixie Drilling Services | — | 3 | 439 |
| 293 | Geotechnical Enterprises, Inc. | — | 3 | 438 |
| 294 | Ed. Meyer | — | 3 | 319 |
| 295 | Fred's Well Drilling | — | 3 | 288 |
| 296 | W. D Foxworthy | — | 3 | 196 |
| 297 | Robinson Pump Service Inc. | — | 3 | 184 |
| 298 | Jerome Riela | — | 3 | 175 |
| 299 | Earthwork Company OF Central | — | 3 | 130 |
| 300 | AC Schultes OF FL | — | 3 | 66 |
| 301 | Locke Well & Pump Co. | — | 3 | 62 |
| 302 | Bowser-Morner Inc. | — | 3 | 54 |
| 303 | Denman Well Drilling | — | 3 | 37 |
| 304 | Fussell Well Drilling Inc. | — | 2 | 2,699 |
| 305 | Baker Well Drilling Inc. | — | 2 | 6,213 |
| 306 | David Cannon Well Drilling Inc. | — | 2 | 5,524 |
| 307 | Sherouse Well Drilling | — | 2 | 1,722 |
| 308 | Total Vapor Solutions | — | 2 | 185 |
| 309 | Loetscher's Well Drilling LLC | — | 2 | 1,280 |
| 310 | American Drilling OF Sarasota | — | 2 | 11,188 |
| 311 | Mid-Florida Well Drilling Inc. | — | 2 | 5,579 |
| 312 | Troutman Well Drilling Inc. | — | 2 | 2,988 |
| 313 | Harry Cannon Well Drilling | — | 2 | 2,336 |
| 314 | Coleman's Well Drilling | — | 2 | 1,681 |
| 315 | Joseph C Cannon Sr. | — | 2 | 1,458 |
| 316 | Rainmaker Irrigation | — | 2 | 1,373 |
| 317 | Thomas Bush Irrigation Inc. | — | 2 | 1,366 |
| 318 | Cains Well Drilling | — | 2 | 889 |
| 319 | Vaughn Well Drilling,Inc. | — | 2 | 864 |
| 320 | Cecil Collier | — | 2 | 690 |
| 321 | Wallace's H2o Well Drilling Inc. | — | 2 | 581 |
| 322 | Hatcher Enterprises Inc. | — | 2 | 537 |
| 323 | Marvin Miller & Son Inc. | — | 2 | 415 |
| 324 | Sloan Well Drilling | — | 2 | 398 |
| 325 | Carrier Well Drilling | — | 2 | 365 |
| 326 | Paxton & Sons | — | 2 | 358 |
| 327 | Tbe Group Inc. | — | 2 | 294 |
| 328 | B J's Water System | — | 2 | 261 |
| 329 | Gary A Leadmon | — | 2 | 244 |
| 330 | Harley Denman Well Drilling | — | 2 | 157 |
| 331 | Bill Currie Well Drilling | — | 2 | 143 |
| 332 | Pittsburg Testing Laboratories | — | 2 | 142 |
| 333 | May & Son Inc.,Frank A. | — | 2 | 131 |
| 334 | Marion Drilling Service Inc. | — | 2 | 106 |
| 335 | Central Mine Equipment | — | 2 | 93 |
| 336 | James Hullett Well & Pump Inc. | — | 2 | 84 |
| 337 | B & J Well Drilling | — | 2 | 73 |
| 338 | Hodges Well Drilling | — | 2 | 65 |
| 339 | Central Testing Laboratory | — | 2 | 63 |
| 340 | Edward Rybak | — | 2 | 55 |
| 341 | Universal Drilling Services Co. | — | 2 | 46 |
| 342 | Wrs Infrastructure & Env., Inc. | — | 2 | 46 |
| 343 | Meridith Corporation | — | 2 | 33 |
| 344 | Martz Pump & Irrigation | — | 2 | 32 |
| 345 | Pete Eveleth Well Drilling Inc. | — | 1 | 11,368 |
| 346 | Jeff Sheppard Well Drilling | — | 1 | 2,180 |
| 347 | Citrus Park Well Drilling Inc. | — | 1 | 3,155 |
| 348 | Ardaman & Associates | — | 1 | 2,577 |
| 349 | Gulf Coast Water, LLC | — | 1 | 4,340 |
| 350 | Thompson Well Drilling | — | 1 | 1,071 |
| 351 | Stacey Adams Well Drilling | — | 1 | 2,058 |
| 352 | Water Works Well Drilling | — | 1 | 2,219 |
| 353 | High Point Well Drilling Inc. | — | 1 | 750 |
| 354 | First Choice Marine Supply | — | 1 | 242 |
| 355 | Dee & Lee Well Drilling | — | 1 | 6,000 |
| 356 | Artesian Wells Inc. | — | 1 | 3,911 |
| 357 | Lewis Well Drilling Inc. | — | 1 | 1,961 |
| 358 | Central State Well Drilling | — | 1 | 1,775 |
| 359 | Ken Whatley Well Drilling | — | 1 | 1,539 |
| 360 | Dons Well Drilling Inc. | — | 1 | 1,100 |
| 361 | Crosby Well Drilling | — | 1 | 1,059 |
| 362 | Sparkling Water Wells Inc. | — | 1 | 1,046 |
| 363 | Lariscy's Wells & Pumps | — | 1 | 1,032 |
| 364 | Darryl E. Wertz Well Drilling | — | 1 | 1,011 |
| 365 | Tullis Well Drilling | — | 1 | 889 |
| 366 | Harper Thompson Well Drilling | — | 1 | 884 |
| 367 | Buckley Well & Pump Inc. | — | 1 | 807 |
| 368 | Al's Well Drilling | — | 1 | 735 |
| 369 | Law Engineering & Testing Co. | — | 1 | 674 |
| 370 | Mastros Well Drilling | — | 1 | 630 |
| 371 | Jim Socier | — | 1 | 619 |
| 372 | Blue Water Enterprises | — | 1 | 574 |
| 373 | Ralph Bolin Well Drilling | — | 1 | 572 |
| 374 | Karl Haney Well Drilling | — | 1 | 560 |
| 375 | Hawkins Well Drilling | — | 1 | 552 |
| 376 | Hsa Engineers & Scientists | — | 1 | 539 |
| 377 | Barth Pump & Sprinkler LLC | — | 1 | 534 |
| 378 | Whatley Pump & Well Co. | — | 1 | 527 |
| 379 | Futch Well Drilling | — | 1 | 522 |
| 380 | M & B Well & Pump | — | 1 | 452 |
| 381 | Blackburn Well Drilling | — | 1 | 451 |
| 382 | Dalton & Leighton Well Drilling | — | 1 | 451 |
| 383 | J.f. Carroll Well Drilling | — | 1 | 416 |
| 384 | Young's Well Drilling | — | 1 | 399 |
| 385 | Donnie Smith | — | 1 | 358 |
| 386 | R & T And Sons | — | 1 | 339 |
| 387 | Environmental Engineering | — | 1 | 321 |
| 388 | Pritchard Well Drilling | — | 1 | 297 |
| 389 | Can DO Enterprises | — | 1 | 283 |
| 390 | Action Well & Pump | — | 1 | 278 |
| 391 | Wdc Exploration & Wells | — | 1 | 270 |
| 392 | James E Lovan | — | 1 | 268 |
| 393 | Bay Well Drilling | — | 1 | 267 |
| 394 | R.d. Lariscy Well & Pump | — | 1 | 266 |
| 395 | Aaa Well Drilling | — | 1 | 251 |
| 396 | Cargill Fertilizer Inc. | — | 1 | 247 |
| 397 | Johnson Well Drilling | — | 1 | 245 |
| 398 | Streetman Well Drilling | — | 1 | 227 |
| 399 | Diamond Wells | — | 1 | 208 |
| 400 | George P. Reid & Son | — | 1 | 197 |
| 401 | Peters Well Drilling | — | 1 | 181 |
| 402 | Levar Well Drilling & Pumps | — | 1 | 173 |
| 403 | B. D. Green Well Drilling | — | 1 | 164 |
| 404 | Henry A. Thomas | — | 1 | 150 |
| 405 | Garcia Well Drilling | — | 1 | 139 |
| 406 | Jolander Well Drilling | — | 1 | 136 |
| 407 | Ridley Pump Sales & Service | — | 1 | 133 |
| 408 | Anson Well Drilling | — | 1 | 127 |
| 409 | Cannons Well Drilling | — | 1 | 122 |
| 410 | Dennis A Nix | — | 1 | 117 |
| 411 | Stephens Well Drilling | — | 1 | 104 |
| 412 | Ashbaughs Well Drilling | — | 1 | 100 |
| 413 | Edward Brown | — | 1 | 100 |
| 414 | Race Drilling Inc. | — | 1 | 91 |
| 415 | Precisian Sampling Inc. | — | 1 | 91 |
| 416 | Thomas Hamilton | — | 1 | 87 |
| 417 | Ray E Knight | — | 1 | 79 |
| 418 | Don Matz Well Drilling | — | 1 | 73 |
| 419 | Ffc Inc. | — | 1 | 69 |
| 420 | Meredith Corporation | — | 1 | 68 |
| 421 | Cornett's Well & Pump | — | 1 | 66 |
| 422 | Freeman Well Drilling & Pump Ser | — | 1 | 65 |
| 423 | Martin Drilling | — | 1 | 52 |
| 424 | John P Duane | — | 1 | 50 |
| 425 | Fred Argabrite Well & Pump | — | 1 | 47 |
| 426 | Prosonic Corp | — | 1 | 41 |
| 427 | Gene A Wade | — | 1 | 38 |
| 428 | Duane B Martin | — | 1 | 36 |
| 429 | Albany Wells Inc. | — | 1 | 34 |
| 430 | George Benjamin & Sons | — | 1 | 30 |
| 431 | Southern Testing & Drilling Inc. | — | 1 | 25 |