Best well drillers in Dekalb County, Illinois

Not a pay-to-play list: these are the 124 drilling companies with wells on record in Dekalb County, ranked by wells actually drilled here — 2,804 logged wells in the Illinois State Geological Survey water well records (records as of 2026-08-20). Every number links back to the public record.

124companies on record

19active since 2022

2,804wells in county record

#	Company	In Dekalb Co. since 2016	All-time in county	Statewide
1	Stone, Bradley W.	31	105	146
2	Knierim, Ken/K & K Well Drlg.	15	28	831
3	Matt Liberg	8	14	180
4	Nice, Mark E.	6	77	1,589
5	Weirich, William Theodore	6	56	568
6	Neely, Mark S.	6	29	1,091
7	Jablonski, John A.	4	7	246
8	Tyrrell, Jeffrey	3	130	170
9	Roop, Randy/Jonas Martin Drlg.	3	9	383
10	Albrecht, Harold Dean	2	10	1,132
11	Municipal Well & Pump, Inc.	2	3	49
12	Jason Jablonski	2	2	89
13	Rosenquist, Robert G.	1	9	158
14	Beaman, Jessie J.	1	7	2,238
15	Smith, Allen E.	1	4	271
16	Martin, Charles	1	1	102
17	Stone, Ronald D.	—	238	301
18	Stone, Guy D.	—	211	337
19	Stone, Ronald	—	186	347
20	Stone, James R.	—	171	292
21	Tyrrell R W	—	133	161
22	Harding, James R.	—	120	207
23	Stone H I & Son	—	113	120
24	Tyrrell, Richard William	—	100	123
25	Martin, Jonas Willard	—	84	2,393
26	Butts, Leon	—	75	156
27	Knierim, James	—	61	897
28	Brown, Darwin	—	60	2,130
29	Stone, James	—	48	77
30	Stone, Herald	—	45	81
31	Senffner, Alan James	—	44	1,250
32	Silvius Bros.	—	43	394
33	Neely, Harry C.	—	40	532
34	Knierim, Phil	—	39	5,361
35	Stone, Herald I.	—	37	41
36	Wellendorf, Rodney	—	34	2,313
37	Tyrrell, Richard	—	34	53
38	Livingston, Lowell	—	33	2,115
39	Rosenquist, Gerald Wilbur	—	30	883
40	Fordonski, Keith	—	25	1,622
41	Nice, Marvin R.	—	22	1,120
42	Dietzman, Gerald E.	—	18	1,210
43	James Harding	—	18	25
44	Senffner, Keith	—	15	209
45	Stone, H. I.	—	12	26
46	Dober, Darrel	—	10	478
47	Suburban Well	—	10	72
48	K & K Well Drilling	—	9	3,028
49	Walters, Larry	—	9	1,465
50	Barker, Paul A.	—	9	181
51	Stevens, Dale O.	—	9	163
52	Meadow Equipment	—	8	781
53	Layne Western Co., Inc.	—	7	1,442
54	Fykes, Charles N.	—	6	5,947
55	Albrecht, S. Dean	—	6	1,836
56	Beaman, John A.	—	6	507
57	Rediger, Dan	—	6	27
58	Bull, Jack Well & Septic	—	5	693
59	Woodruff, Charles E. Co.	—	5	137
60	Tolley, David F.	—	5	125
61	Rosenquist, K. W.	—	5	42
62	Liberg, Steve Jr.	—	4	666
63	Keller, Larry	—	4	927
64	Kerry, Charles M.	—	4	535
65	Mckinney, Melvin	—	4	491
66	Nice, Craig	—	4	448
67	Tri County Well & Pump	—	4	289
68	Pohl, Harold N.	—	4	64
69	Matthesius, Fred H.	—	3	1,282
70	Schuur, Bill	—	3	797
71	Pitz, N. L.	—	3	186
72	Buffington, G.	—	3	130
73	Knierim, Max	—	3	114
74	Johnson, Charles R.	—	3	59
75	Will County Well & Pump	—	2	724
76	Hinkle, J & J Well & Septic	—	2	1,003
77	Greenfield, Edwin D.	—	2	968
78	Bisping, Calvin	—	2	437
79	Pitz, John W.	—	2	317
80	Miller, J.p. Artesian Well Co.	—	2	300
81	Martin, C. & Sons Well Co.	—	2	200
82	DU Page Pump Inc.	—	2	161
83	Van Hoozen, Lucy H.	—	2	115
84	Moore, John V.	—	2	106
85	Schmalz, G.a. & Son	—	2	38
86	Dudley Drillers	—	2	29
87	Adkins, Phillip G.	—	2	28
88	Binz, David Joseph	—	1	980
89	Gaffke, George E.	—	1	4,817
90	Sharpe, Franklin N.	—	1	2,123
91	Rob, Ronald Gene	—	1	2,075
92	Olson, Robert C	—	1	1,003
93	Bull, Jack D.	—	1	908
94	Knierim Company, Inc.	—	1	888
95	Wehling Well Works, Inc.	—	1	755
96	Bloyer Well Co.	—	1	686
97	Pilgard, John P.	—	1	606
98	Sisson, Edward	—	1	499
99	Neeley, Harry C.	—	1	455
100	Harold Dean Albrecht	—	1	433
101	Liberg, Steven Scott	—	1	377
102	Randy Roop/Jonas Martin Drlg.	—	1	352
103	Abbott, Albert	—	1	337
104	Wehling, Richard H.	—	1	312
105	John A. Jablonski	—	1	302
106	Miller, J. P. Art. Well	—	1	291
107	Hinkle, James A.	—	1	236
108	Stanley, Charles	—	1	213
109	Raney, Sherman	—	1	158
110	Allabaugh, Neil M.	—	1	155
111	Miller, J.p. Co.	—	1	136
112	Bolliger, John & Sons	—	1	136
113	Cole, Raymond Joseph Jr.	—	1	92
114	Bloyer, Ralph	—	1	91
115	Allabaugh, John H.	—	1	78
116	Allabaugh Well Co.	—	1	75
117	Motter, O. L.	—	1	71
118	Galien, Vander Sam	—	1	61
119	Donald N. Cleary	—	1	40
120	Livingston, William B.	—	1	33
121	Caper, Garland	—	1	28
122	Neely & Etal	—	1	27
123	IL State Water Survey	—	1	26
124	Leasure, Arthur C.	—	1	25

Ranked by wells drilled in Dekalb County since 2016 (then all-time), from the full ISGS 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 Dekalb County?

Stone, Bradley W. has drilled the most Dekalb County wells in the recent record — 31 since 2016, 105 in the county all-time.

How many well drilling companies work in Dekalb County?

124 companies in the ISGS record have drilled wells in Dekalb County; 19 of them have drilled somewhere in Illinois since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Dekalb County?

The median drilled depth in Dekalb County is 202 ft, based on 3,554 recorded wells. Depths, water levels, and yields are on the Dekalb County wells page.

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

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Free to claim · built from ISGS public well-log records.