Best well drillers in Los Angeles County, California

Not a pay-to-play list: these are the 192 drilling companies with wells on record in Los Angeles County, ranked by wells actually drilled here — 19,822 logged wells in the California Department of Water Resources (DWR) Well Completion Reports database (records as of 2026-08-14). Every number links back to the public record.

192companies on record

62active since 2022

19,822wells in county record

#	Company	In Los Angeles Co. since 2016	All-time in county	Statewide
1	A B C Liovin Drilling Inc.	562	814	1,281
2	Cascade Drilling L P	401	652	2,827
3	Beks Acquisition Inc.	252	333	465
4	J & H Drilling Co. Inc.	243	274	978
5	Farwest Corrosion Control Company	238	799	2,649
6	Yellow Jacket Drilling Services LLC	165	167	291
7	Bc2 Environmental LLC	104	191	416
8	Guardino Well Drilling Inc.	104	104	1,736
9	Abundant Water Wells	64	64	173
10	Vics Well Drilling Inc.	63	123	337
11	Gregg Drilling LLC	61	63	558
12	Lundigan Drilling	51	175	179
13	Bryant Pump & Drilling Company	44	348	1,000
14	Cascade Drilling LP	44	53	826
15	Zim Industries Inc. Dba Bakersfield Well & Pump Co.	32	128	1,716
16	Fugro Usa Land Inc.	30	31	36
17	Best Drilling And Pump Inc.	27	45	248
18	Gregg Drilling & Testing Inc.	24	266	4,828
19	Layne Christensen Company	21	240	2,362
20	National Corrosion	20	20	28
21	Water Well Service Inc.	19	22	145
22	Gregory Drilling Incorporated	19	19	143
23	Bertram Drilling Inc.	18	60	1,171
24	Corrpro Companies Inc.	16	17	737
25	Sierra Exploration Drilling Co. Inc.	13	29	802
26	Krazan & Associates	13	13	30
27	D C A Drilling And Construction Inc.	10	20	69
28	Hansen-Welldo-Service Inc.	10	10	138
29	Pacific Coast Well Drilling Inc.	9	9	337
30	American Construction And Supply Inc.	7	27	1,685
31	Southwest Pump & Drilling Inc.	6	40	290
32	Mel Meyer	5	7,241	101,127
33	National E W P Inc.	4	44	431
34	Fain Drilling & Pump Co. Inc.	4	7	3,029
35	Drill Hog	3	3	74
36	M & M Well Drilling	3	3	74
37	Harich Enterprises Company Inc.	2	10	612
38	Cascade Well Co.	2	8	371
39	Daugherty Pump & Drilling	2	5	122
40	South Valley Pump & Drilling	2	2	69
41	J & O Well Drilling	2	2	159
42	Rottman Drilling Co.	1	715	1,331
43	Ike's Pump & Drilling Inc.	1	75	300
44	Donald C Vickery Well Drilling	1	11	150
45	Johnson Drilling Co.	1	5	11,865
46	Heritage Well Service	1	1	528
47	Myers Brothers Well Drilling Inc.	1	1	2,865
48	Southern California Well Service LLC	1	1	50
49	Directed Technologies Drilling Inc.	1	1	29
50	Cascade Drilling Inc. - California	—	905	3,167
51	Aqua Drilling	—	896	923
52	Batson Drilling Service	—	420	436
53	Beylik Drilling & Pump Service	—	311	1,267
54	Water Well Supply	—	294	533
55	H-F Drilling, Inc.	—	276	618
56	Moss Roscoe Company	—	246	1,220
57	West Hazmat Drilling Corp	—	201	1,702
58	Clement D Clubb C-G Drilling	—	178	192
59	Rottman Dick Water Well Drilling	—	177	211
60	W D C Exploration & Wells	—	160	2,421
61	Testamerica Drilling Corp	—	121	378
62	Trudell Drilling Co.	—	116	707
63	Boetsch Well Drilling And Pump Service	—	104	522
64	M R Peck & Sons	—	102	125
65	O Hardcastle	—	97	98
66	M A Bryant Drilling	—	86	311
67	Ray Parnell Drilling Contractor	—	74	79
68	Cruse Drilling Co.	—	71	341
69	Council Harold Drilling Co.	—	68	154
70	Howard Pump Inc. A California Corporation	—	66	1,650
71	Beylik Drilling Inc.	—	64	174
72	Pipeline Industries-Drill Line Division	—	62	84
73	D-R Water Well Drill	—	58	196
74	C. Cruse Drilling	—	56	301
75	Mccalla Brothers	—	54	578
76	Datum Exploration Inc.	—	51	223
77	Allen's Drilling	—	50	63
78	Midwest Water Well Contracting Inc.	—	48	147
79	Diversified Drilling	—	46	82
80	Tom Seay	—	46	67
81	Shipps For Water Well	—	44	54
82	Pipe Dreams Inc.	—	42	52
83	Evans Bros	—	39	107
84	Corrosion Technology Inc.	—	36	169
85	Interstate Soils Sampling Inc.	—	34	75
86	Boart Longyear Company	—	33	172
87	Layne-Western Co. Inc.	—	31	255
88	All Well Drilling And Pump Service	—	30	31
89	A & R Drilling	—	29	60
90	Paul Neville	—	28	51
91	Saunders Brothers	—	28	44
92	L E Tomson	—	28	35
93	Morris A Balderman	—	27	29
94	Barber-Bridge Drilling Corp Ltd	—	25	64
95	Graves & Graves Drilling	—	23	72
96	Sargent Drilling	—	21	442
97	Frank Scully/Morrison Drilling Inc.	—	21	582
98	Mccalla Bros Pump And Drilling Co.	—	21	229
99	Jensen Drilling Company	—	21	186
100	Roscoe Moss Company	—	21	130
101	Arrowhead Group	—	20	244
102	Melvin A Mcfadden	—	19	51
103	Valley Well Drilling LP	—	15	410
104	Midway Drilling & Pump Company	—	15	753
105	Dales Drilling	—	15	46
106	Mclaren Environmental Engineering	—	15	30
107	Cowart & Dix	—	15	27
108	Bill Belknap	—	14	2,758
109	3-D Drilling Company	—	14	233
110	Council Harold Drilling & Pump Service	—	14	91
111	Collum Drilling Company	—	13	37
112	Barbour Corporation	—	11	88
113	SO Cal Pump And Well Drilling	—	10	158
114	Agri-Cal Pump & Supply	—	10	105
115	Keeler Drlg Co.	—	10	30
116	Teredon Company	—	9	48
117	Maggiora Bros Drilling Inc.	—	7	4,674
118	Crum Sam Water Well Drilling Inc.	—	7	591
119	Pitcher Drilling Co.	—	7	1,232
120	Midway Drilling Xxx	—	7	100
121	Stang Hydronics Inc.	—	7	56
122	Shipps For Water Well Drilling	—	7	33
123	L O Lynch Quality Wells & Pumps Inc.	—	6	3,373
124	Enloe Well Drilling	—	6	279
125	Island Drilling	—	6	221
126	Don Redfeairn Drilling Co.	—	6	186
127	Meridian Drilling & Well Supply	—	6	74
128	Trihydro Corporation	—	6	46
129	Dechenne Water Well Drilling Inc.	—	5	1,204
130	Well Tec Services Inc.	—	5	126
131	D. W. Slooum	—	5	688
132	Tex Bassham Drilling	—	5	107
133	Gilbert Drilling	—	5	107
134	Barnes Core Drlg	—	5	86
135	Robertson Drilling Co.	—	5	61
136	Mogle Drilling & Pump Company	—	5	53
137	Wallis Water Systems	—	4	688
138	Farm Pump And Irrigation Company Inc.	—	4	451
139	Starr Drilling And Pump Co.	—	4	875
140	S A Andresen All Terrain Exploration	—	4	468
141	Burt Drilling Co.	—	4	438
142	Pierson Drilling	—	4	59
143	Mogle Brothers	—	4	57
144	Gene Dyke	—	4	51
145	Canepa And Sons Inc.	—	3	3,173
146	Arthur & Orum Well Drilling Inc.	—	3	3,219
147	George Chamberlain	—	3	256
148	Layne Environmental Services Inc.	—	3	104
149	David Engel	—	3	98
150	Cofferdam Unwatering Corporation	—	3	32
151	U S Geological Survey	—	3	30
152	Palm Springs Pump Inc.	—	2	115
153	Resonantsonic International Inc.	—	2	397
154	Spectrum Exploration Inc.	—	2	307
155	Bakersfield Pump Co.	—	2	303
156	Tri-County Drilling Inc.	—	2	227
157	Redfeairn R L Drilling	—	2	195
158	S/G Testing Laboratories Inc.	—	2	187
159	Kirkland Well Service	—	2	184
160	Chapman Pump & Drilling Company	—	2	145
161	Dyna Drill International Inc.	—	2	115
162	Robertson Bros	—	2	68
163	Scoggin Drilling Company	—	2	67
164	R Barrick For Great Sierra	—	2	55
165	Hall Construction Company	—	2	49
166	Consolidated Testing Laboratories Inc.	—	1	1,405
167	North American Drilling Company	—	1	692
168	Martell Water Systems Inc.	—	1	1,094
169	Cache Creek Drilling	—	1	247
170	Randall N Wallis	—	1	531
171	MC Dougall's Well Drilling Inc.	—	1	1,345
172	Jack Jones Wells & Pumps	—	1	1,145
173	American Drilling	—	1	970
174	Whitten Pumps Inc.	—	1	874
175	Western Well Drilling Co. Ltd	—	1	842
176	Independent Well Drilling Inc.	—	1	615
177	David And Son Drilling	—	1	318
178	D W Slocum Water Well Drilling	—	1	217
179	Howard Pump Company	—	1	106
180	Southern Sierra Drilling	—	1	92
181	R H Forney	—	1	88
182	F Lahorgue	—	1	87
183	Pacific Geoscience Inc.	—	1	84
184	Santa Rosa Drilling Co.	—	1	77
185	Peerless Welding & Machine Shop	—	1	63
186	Dell D Beck	—	1	60
187	Roche Well And Pump Company	—	1	54
188	Hacker's Pump Service	—	1	51
189	Modern Drilling	—	1	29
190	Garrison Bros	—	1	27
191	Foothill Drilling	—	1	26
192	R Cruse Drilling And Well Service	—	1	25

Ranked by wells drilled in Los Angeles 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 Los Angeles County?

A B C Liovin Drilling Inc. has drilled the most Los Angeles County wells in the recent record — 562 since 2016, 814 in the county all-time.

How many well drilling companies work in Los Angeles County?

192 companies in the DWR record have drilled wells in Los Angeles County; 62 of them have drilled somewhere in California since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Los Angeles County?

The median drilled depth in Los Angeles County is 246 ft, based on 36,834 recorded wells. Depths, water levels, and yields are on the Los Angeles County wells page.

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

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