Best well drillers in Jefferson County, Colorado

Not a pay-to-play list: these are the 157 drilling companies with wells on record in Jefferson County, ranked by wells actually drilled here — 19,280 logged wells in the Colorado Division of Water Resources (DWR) well permit database (records as of 2026-08-14). Every number links back to the public record.

157companies on record

32active since 2022

19,280wells in county record

#	Company	In Jefferson Co. since 2016	All-time in county	Statewide
1	James Drilling Company	502	2,863	5,486
2	Living Water Systems Inc.	179	1,711	3,521
3	Holland And Sons Water Well Drilling	53	56	259
4	Kelley Dewatering And Construction Company	24	28	508
5	Arrow Drilling Co.	19	516	1,009
6	Holland/Mcmullen Water Well Drilling	19	116	413
7	C. R. Smith Drilling	13	143	2,011
8	Aspen Drilling Company Inc.	8	1,749	2,575
9	Hier Drilling Co. Inc.	8	165	9,471
10	Authentic Drilling	6	7	175
11	High Desert Irrigation LLC	3	11	1,889
12	Black Mountain Drilling	3	3	533
13	Ingram Drilling Inc.	2	17	4,780
14	Crandall Drilling & Pump Service	2	5	3,573
15	Quality Well & Pump LLC	2	3	700
16	Ground Exploration LLC	1	351	1,245
17	Canfield Drilling Company	1	4	3,416
18	Allen Drilling Inc.	1	3	216
19	Johns Well Service	1	3	118
20	Kunau Drilling LLC	1	2	2,275
21	Schaal Drilling Co.	1	1	1,922
22	Trident Drilling LLC	1	1	61
23	Ernie's Mountain Drilling Inc.	—	1,978	3,106
24	Walton,	—	1,358	2,144
25	Boyles Bros. Drilling Co.	—	566	1,029
26	Virginia Drilling Co. Inc.	—	542	1,490
27	James Storm	—	521	1,083
28	Bernard Drilling Co.	—	471	678
29	Stan's Drilling	—	435	1,357
30	Adams Water Well Drilling	—	416	430
31	Schmitt Drilling Co.	—	361	609
32	Layne, Christensen Co.	—	341	1,492
33	Bernard Storm	—	253	461
34	Ground Water Systems Inc.	—	240	3,478
35	Living Water Well & Pump Inc.	—	225	411
36	John's Drilling Inc.	—	207	1,452
37	Norris & Sons	—	172	1,572
38	Wesley Runyon Drilling Co.	—	172	375
39	Harry D Christensen	—	148	170
40	Rupp Drilling Co., Inc.	—	141	225
41	Reaksecker Well Drilling	—	138	1,369
42	Air West Drilling	—	124	229
43	C R Koogle	—	108	257
44	High Plains Drilling	—	102	584
45	Meredith Drilling Co.	—	101	160
46	Carlyle's Well Drilling Serv.	—	93	127
47	Arvada Pump Co. Inc.	—	92	105
48	Tanton Bros. Drilling	—	85	118
49	Roger Schocke Well Drlg. Inc.	—	79	1,224
50	Black Mountain Enterprises LLC	—	77	1,461
51	Layne Western Company Inc.	—	74	541
52	Donald Purdue	—	72	75
53	Schocke Drilling	—	70	233
54	Strain Excavating	—	70	150
55	Jake T Glaspie	—	60	103
56	Bomareto Pump And Equipment Company LLC	—	57	223
57	Evergreen Drilling	—	56	80
58	Waneka & Son Drilling	—	51	886
59	Sidney Lilly D.	—	48	63
60	Clover Petroleum Co.	—	44	48
61	Downey & Jaramio Well Drlg.	—	42	88
62	Walter J Charfield	—	41	43
63	H W Collins	—	40	45
64	Hill Depriest	—	40	45
65	Elmer Johnson Well Works	—	39	41
66	K. L. Rutt Company	—	38	519
67	Eugene Wheeler	—	38	333
68	Rumberg Inc.	—	37	53
69	Drilling Engineers Inc.	—	35	505
70	Glen Cole	—	35	67
71	Victor E Mccrory	—	35	39
72	Milburn W Schoene	—	33	61
73	Schmitt & Francis Drilling	—	32	37
74	William L Eden	—	30	57
75	Carl M Minister	—	30	40
76	Boone Service	—	28	97
77	Taylor Exploration Co.	—	28	46
78	Prosonic Corporation	—	28	29
79	Dorris Drilling Co.	—	27	66
80	Herbert G Coy	—	27	40
81	Paul David Huff	—	27	33
82	Golden Drilling Inc.	—	26	35
83	Mcpherson Drilling Company	—	25	194
84	Curtis Johnson Company	—	25	35
85	Charles L Grabler	—	25	32
86	Aragon Drilling Co.	—	23	199
87	Bert D Downey	—	22	71
88	Livingston & Wilson	—	22	59
89	Hamacher Well Works Inc.	—	21	5,770
90	William D Glenn	—	20	110
91	Domestic Water Consultants Inc.	—	20	94
92	Jim Keaton Drilling Co.	—	20	29
93	Hydro Resources	—	19	200
94	Western Star Drilling Co.	—	19	71
95	Joe Felton & Son Drilling	—	19	38
96	Gary M. Vallas	—	19	32
97	Norman Cline Well Drilling	—	17	25
98	Adams City Mfg. Co.	—	16	253
99	DL Drilling LLC	—	16	229
100	Fred Pearson Water Pump Svc.	—	15	294
101	Howard C Bainbridge	—	15	61
102	Shaffers Crossing Drilling	—	15	32
103	Goodson & Associates	—	14	73
104	Hersh & Son Well Drilling Inc.	—	13	1,993
105	William F Burks	—	13	57
106	Terracon Consultants Inc.	—	11	324
107	Vine Laboratories, Inc.	—	11	72
108	Townley Drilling	—	11	258
109	Western Well Drilling Inc.	—	11	99
110	Can-America Drilling, Inc.	—	10	2,631
111	Henkle Drillng & Supply Co.inc	—	9	231
112	Buena Vista Drilling	—	9	89
113	Layne Environmental	—	9	62
114	Don Eastwood Drilling Inc.	—	8	1,525
115	Dallas D. Werner	—	8	317
116	Allen Drilling & Excavating Co., Inc.	—	7	3,520
117	Holden & Holden	—	7	986
118	King Drilling LLC	—	7	38
119	Worosello Drilling Inc.	—	6	937
120	Edgar H Boone	—	5	40
121	Parker Drilling/Pump Service Inc.	—	4	2,520
122	Glover's Drilling	—	4	911
123	Shelton Drilling Corporation	—	4	42
124	Glenn A. Clement	—	4	1,290
125	W. V. Harding & Sons	—	4	257
126	Hackworth Drilling Inc.	—	4	174
127	Colorado Water Well Pump Service & Supply Inc.	—	4	39
128	Vista Geoscience	—	4	30
129	Mineral Exploration Drilling	—	3	208
130	Marshall Drilling	—	3	196
131	Lesh Drilling Inc.	—	2	2,445
132	Inter Mountain Drilling Ltd.	—	2	1,204
133	Whitewater Drilling Inc.	—	2	839
134	Harry Young Drilling	—	2	320
135	Crandall Drlg. & Trenching Inc.	—	2	304
136	Ivan Spath	—	2	102
137	Clibon Drilling Co.	—	2	75
138	A Dbl R Well Service	—	2	49
139	Corbett W Mabes	—	2	47
140	Crandall Bros.	—	2	36
141	M & B Drilling & Const. Co.	—	2	25
142	Rmpd, Ltd Dba Rocky Mtn Pump & Drilling	—	1	700
143	Leslie George Canfield	—	1	2,164
144	Stewart Drilling Co.	—	1	1,944
145	Woods Drilling Inc.	—	1	1,849
146	Pro Well & Pump	—	1	592
147	Oliver Well Works	—	1	453
148	Hasz Energy & Development Co.	—	1	298
149	James E Leatherman	—	1	266
150	A. E. Crandall & Sons	—	1	204
151	Don W. Thompson Drillng & Pump	—	1	191
152	Werner Drilling & Excavating	—	1	176
153	B & M Well Drillers Inc.	—	1	148
154	Ormsbee Development Co.	—	1	117
155	Traugott Drilling Co.	—	1	43
156	Daniel E. Callahan	—	1	37
157	Atlas Drilling Company	—	1	32

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

James Drilling Company has drilled the most Jefferson County wells in the recent record — 502 since 2016, 2,863 in the county all-time.

How many well drilling companies work in Jefferson County?

157 companies in the DWR record have drilled wells in Jefferson County; 32 of them have drilled somewhere in Colorado since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Jefferson County?

The median drilled depth in Jefferson County is 200 ft, based on 39,837 recorded wells. Depths, water levels, and yields are on the Jefferson County wells page.

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

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