⟁ Wisconsin Well Data field records · 2026 survey

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Best well drillers in Door County, Wisconsin

Not a pay-to-play list: these are the 36 drilling companies with wells on record in Door County, ranked by wells actually drilled here — 8,319 logged wells in the Wisconsin Department of Natural Resources Groundwater Retrieval Network (GRN) well-construction records (records as of 2026-08-14). Every number links back to the public record.

36companies on record
12active since 2022
8,319wells in county record
#CompanyIn Door Co. since 2016All-time in countyStatewide
1 Van DE Yacht Leo Well Drilling Inc. 640 836 8,998
2 Euclide, Mark E 310 311 314
3 Retzlaff & Gregorich 233 286 1,098
4 Weslow Water Systems Inc. 215 235 1,714
5 Mark E Euclide 194 2,285 2,397
6 Ground Source Inc. 141 166 2,237
7 Luisier Well Drilling Inc. 90 101 12,107
8 Hintzke Well Drilling Inc. 83 83 4,365
9 Drill Baby Drill LLC 9 9 179
10 Arneson Well Drilling LLC 5 5 159
11 Charlies Pumps & Well Drilling Inc. 2 731 926
12 Wells BY Welch - Bentley WD LLC 2 2 2,415
13 Shawano Well Drilling Inc. 2 2 3,990
14 Dj's Water Service 2 2 1,216
15 Euclide Well Drilling 1 76 96
16 Jorns Harvey & David Well Drlg Inc. — 1,056 1,067
17 Jorns Harvey @ David Well Drlg I — 592 601
18 Jorns Well Drilling Inc. — 548 555
19 Charlies Pumps @ Well Drilling I — 290 428
20 Retzlaff Well Drilling Inc. — 154 2,917
21 Jorns Erwin — 129 130
22 Erwin Jorns — 94 96
23 Van DE Yacht Bill Wtr Well & Specia — 59 3,200
24 Jorns, Harvey — 53 54
25 Charlies Pumps And WD Inc. — 45 61
26 C T W Corp — 38 149
27 Euclide Harold A — 31 40
28 Kenneth Gregorich — 25 155
29 Euclide, Harold — 25 25
30 Harold Euclide — 24 27
31 Van DE Yacht Bill Wtr Well @ Spe — 16 2,253
32 Van DE Yacht Leo Well Drilling I — 5 2,287
33 Wells BY Welch - Rotary Division — 2 50
34 Sam's Well Drilling Inc. — 1 21,895
35 Ervin J Heim — 1 369
36 Heim Ervin J — 1 79

Ranked by wells drilled in Door County since 2016 (then all-time), from the full WI DNR 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 Door County?

Van DE Yacht Leo Well Drilling Inc. has drilled the most Door County wells in the recent record — 640 since 2016, 836 in the county all-time.

How many well drilling companies work in Door County?

36 companies in the WI DNR record have drilled wells in Door County; 12 of them have drilled somewhere in Wisconsin since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Door County?

The median drilled depth in Door County is 240 ft, based on 14,834 recorded wells. Depths, water levels, and yields are on the Door County wells page.

Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Door County wells page.

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