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Employers

Most-Cited Employers in NAICS 212321

Sorted by total violation count.

OtherCA
Hi-grade Materials Co.
27 inspections · 37 violations
Indio·$81,125 penalties·Last: Feb 24, 2026
OtherCA
Granite Construction Company
71 inspections · 33 violations
Lakeport·$110,445 penalties·Last: Dec 15, 2025
OtherCA
Us Mine Corporation
7 inspections · 30 violations
Ione·$39,210 penalties·Last: Dec 10, 2025
OtherCA
Chandler Aggregates Inc
22 inspections · 30 violations
Moreno Valley·$10,040 penalties·Last: Jul 27, 2023
OtherCA
7/11 Materials, Inc.
19 inspections · 28 violations
Onyx·$16,025 penalties·Last: Apr 9, 2026
OtherCA
Santa Fe Aggregates, Inc.
11 inspections · 26 violations
Woodlake·$4,335 penalties·Last: Sep 9, 2025
OtherCA
A Teichert & Son, Inc.
40 inspections · 23 violations
Sacramento·$21,825 penalties·Last: Mar 23, 2026
OtherCA
Holliday Rock Company, Inc.
35 inspections · 20 violations
Mojave·$7,252 penalties·Last: Feb 26, 2026
OtherCA
Superior Ready Mix Concrete Lp
23 inspections · 19 violations
Brawley·$6,170 penalties·Last: May 28, 2025
OtherCA
North Valley Rock, Llc
10 inspections · 14 violations
Corning·$5,875 penalties·Last: Sep 24, 2025
OtherCA
Coast Aggregates
5 inspections · 14 violations
Palmdale·$29,420 penalties·Last: May 8, 2025
OtherCA
United Rock Products Corp.
7 inspections · 13 violations
Irwindale·$4,230 penalties·Last: Aug 1, 2022
OtherCA
Calaveras Materials, Inc.
13 inspections · 13 violations
Merced·$5,890 penalties·Last: Mar 10, 2022
OtherCA
Hansen Bros. Enterprises
9 inspections · 11 violations
Grass Valley·$7,930 penalties·Last: Feb 13, 2026
OtherCA
Plymouth Sand & Gravel
8 inspections · 11 violations
Plymouth·$29,145 penalties·Last: Sep 15, 2025
OtherCA
Vulcan Materials Company
35 inspections · 10 violations
Sanger·$6,965 penalties·Last: Apr 8, 2026
OtherCA
Silica Resources, Inc.
8 inspections · 10 violations
Marysville·$2,090 penalties·Last: Jan 7, 2026
OtherCA
Werner Corporation
5 inspections · 10 violations
Corona·$2,405 penalties·Last: May 19, 2022
OtherCA
Grist Creek Aggregates, Llc
2 inspections · 10 violations
Willits·$4,640 penalties·Last: Apr 9, 2021
OtherCA
Jacob Buccini Construction
1 inspection · 9 violations
South Lake Tahoe·$22,650 penalties·Last: Mar 18, 2022
OtherCA
Robertson's Ready Mix, Ltd
19 inspections · 8 violations
Cabazon·$2,690 penalties·Last: Apr 22, 2026
OtherCA
Martin Marietta Northern California Aggregates, Llc
8 inspections · 8 violations
Santa Maria·$71,090 penalties·Last: Apr 22, 2026
OtherCA
Dna Ridge Rock, Inc.
4 inspections · 8 violations
Lower Lake·$7,815 penalties·Last: Jul 23, 2025
OtherCA
Tullis Inc.
12 inspections · 8 violations
Anderson·$3,425 penalties·Last: Jun 25, 2025
OtherME
Sitar Construction, Llc
1 inspection · 8 violations
Bangor·$11,525 penalties·Last: Jan 12, 2024
OtherCA
Hanson Aggregates Mid-pacific, Inc.
14 inspections · 8 violations
Oakland·$3,325 penalties·Last: Oct 3, 2022
OtherCA
Jaxon Enterprises
12 inspections · 7 violations
Le Grand·$4,890 penalties·Last: Apr 29, 2026
OtherCA
Wayne J. Sand & Gravel, Inc.
7 inspections · 7 violations
Moorpark·$1,120 penalties·Last: Oct 9, 2025
OtherCA
West Coast Aggregate Supply Inc.
11 inspections · 7 violations
Thermal·$1,715 penalties·Last: Oct 31, 2024
OtherCA
Fireman Rock And Nursery, Inc.
7 inspections · 7 violations
Barstow·$850 penalties·Last: Aug 22, 2023
OtherCA
Coronet Concrete Products, Inc.
11 inspections · 7 violations
Indio·$1,345 penalties·Last: Mar 23, 2023
OtherCA
Jim Brisco Enterprises, Inc.
3 inspections · 7 violations
La Grange·$1,850 penalties·Last: Apr 13, 2022
OtherCA
Legaspi Construction Inc.
1 inspection · 7 violations
North Hollywood·$24,950 penalties·Last: Mar 2, 2021
OtherIL
Columbia Quarry Company, Llc
1 inspection · 7 violations
Madison·$7,033 penalties·Last: May 1, 2019
OtherCA
Franklin Construction, Inc.
17 inspections · 6 violations
Vina·$1,230 penalties·Last: May 20, 2026
OtherCA
The Don Chapin Co., Inc.
7 inspections · 6 violations
Hollister·$3,180 penalties·Last: Jan 26, 2026
OtherCA
Sierra Cascade Aggregate & Asphalt Products, Inc.
4 inspections · 6 violations
Litchfield·$1,150 penalties·Last: Sep 9, 2025
OtherCA
Imperial Valley Aggregates, Llc
13 inspections · 6 violations
Ocotillo·$975 penalties·Last: May 29, 2025
OtherCA
Weimer And Sons, Inc.
3 inspections · 6 violations
Oroville·$2,010 penalties·Last: Feb 11, 2025
OtherCA
R. & J. Joy, Inc. Dba Joy Engineering
4 inspections · 6 violations
Vinton·$990 penalties·Last: Dec 5, 2024
OtherCA
North County Sand And Gravel, Inc.
11 inspections · 6 violations
Murrieta·$1,500 penalties·Last: Aug 19, 2024
OtherCA
Baldwin Contracting Company, Inc.
8 inspections · 6 violations
Marysville·$2,050 penalties·Last: Jun 21, 2024
OtherIN
L & W Framing Group Llc
3 inspections · 6 violations
Greenwood·$8,700 penalties·Last: Feb 8, 2023
OtherCA
Upland Rock Inc
10 inspections · 6 violations
Mentone·$575 penalties·Last: Oct 5, 2022
OtherCA
Duke Sherwood Contracting, Inc.
4 inspections · 6 violations
Oroville·$1,660 penalties·Last: Jul 2, 2021
OtherCA
So Cal Sandbags Inc
6 inspections · 6 violations
Murrieta·$1,765 penalties·Last: Dec 18, 2020
OtherCA
Best Rock Quarry, Inc.
4 inspections · 6 violations
Barstow·$645 penalties·Last: Oct 12, 2020
OtherCA
Calportland Company Inc
6 inspections · 6 violations
Apple Valley·$1,160 penalties·Last: Jan 6, 2020
OtherCA
Comco Commercial Real Estate And Development Co.
1 inspection · 6 violations
Sacramento·$14,730 penalties·Last: Mar 26, 2019
OtherCA
Coachella Valley Aggregates, Inc.
8 inspections · 5 violations
Indio·$690 penalties·Last: Feb 25, 2026
OtherCA
Cold Spring Granite Company
6 inspections · 5 violations
Clovis·$1,440 penalties·Last: Feb 18, 2026
OtherCA
Porterville Rock & Recycle, Inc.
7 inspections · 5 violations
Porterville·$3,310 penalties·Last: Jan 7, 2026
OtherCA
Sierra Rock Products, Inc.
7 inspections · 5 violations
Jamestown·$410 penalties·Last: Nov 21, 2025
OtherCA
Stevens Creek Quarry, Inc.
8 inspections · 5 violations
Sunnyvale·$1,955 penalties·Last: Sep 29, 2025
OtherCA
Tidewater Contractors Inc.
4 inspections · 5 violations
Smith River·$2,560 penalties·Last: Jun 3, 2025
OtherCA
Eureka Ready Mix Concrete Co., Inc.
7 inspections · 5 violations
Fortuna·$1,645 penalties·Last: Jun 2, 2025
OtherPR
Pg Management Services, Llc
1 inspection · 5 violations
San Juan·$11,603 penalties·Last: May 8, 2025
SeriousSC
76700 - Vintage Elements
1 inspection · 5 violations
Greenwood·$750 penalties·Last: Apr 3, 2025
OtherCA
David Knott Inc.
2 inspections · 5 violations
Fresno·$15,185 penalties·Last: Feb 18, 2025
OtherCA
Neil's Controlled Blasting, L.p.
2 inspections · 5 violations
Newcastle·$3,715 penalties·Last: Sep 11, 2024