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Employers › CA

Administrative & Waste Services · Chino, CA

Corona Millworks CO., INC.

According to OSHA enforcement records (2010–2026), Corona Millworks CO., INC. ranks #35,209 of 99,447 penalized U.S. employers by total current penalty, with a mixed safety record: 4 violations across 2 inspections.

Upper half by penalty50% serious
$9,985
OSHA penalties
4
Violations cited
2
OSHA inspections
#35,209
of 99,447 penalized employers

Corona Millworks CO., INC. in Chino, CA has been the subject of 2 OSHA workplace inspections and 4 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $9,985. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Corona Millworks CO., INC. 2 times over 2 years, roughly annually. These inspections resulted in 4 violations, averaging 2.0 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #35,209 of 99,447 penalized U.S. employers (the upper half of penalized employers nationally). Of these, 2 were classified as serious - indicating hazards that could cause death or serious harm. Against the Administrative & Waste Services industry average of 1 inspections per employer, this runs moderately above peers (1.7x the sector average) on inspection frequency. For comparison, Triton Tree Service in Virginia Beach, VA is another administrative & waste services employer with 3 OSHA inspections on record and $9,978 in current penalties.

2.0
violations per inspection
50.0%
of violations were serious
#35,209
of 99,447 penalized employers

Compliance score

D 61/100
  • D OSHA safety compliance: 4 violations across 2 OSHA inspections (2.0 per inspection), vs. national p10 0.0 (best) / p90 5.5 (worst) among 145,626 inspected employers.

Channels are separate federal datasets: a dimension marked not applicable simply has no record in that dataset for this employer, not a good or bad score.

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How Corona Millworks CO., INC. compares on OSHA penalties

Total current penalty vs the Administrative & Waste Services per-employer average

in penalties

What this shows Corona Millworks CO., INC. runs well above peers (2.7x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$9,985 Bottom 35% least affordable more affordable than 35% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). This entry sits in this band. $10,000–$15,000: 11,027 U.S. employers with a penalty (11%). Above this entry. $15,000–$20,000: 6,546 U.S. employers with a penalty (7%). Above this entry. $20,000–$25,000: 4,175 U.S. employers with a penalty (4%). Above this entry. $25,000–$30,000: 2,877 U.S. employers with a penalty (3%). Above this entry. $30,000–$35,000: 2,036 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,493 U.S. employers with a penalty (2%). Above this entry. $40,000–$45,000: 1,095 U.S. employers with a penalty (1%). Above this entry. $45,000–$50,000: 785 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,150 U.S. employers with a penalty (5%). Above this entry. This employer $0 $55,000 every penalized U.S. employer, bucketed by value

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

Does more inspection scrutiny mean more findings?

Each dot is one of 21 Administrative & Waste Services employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Corona Millworks CO., INC..

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both1.92.022.02.006.813.620.427.3OSHA inspectionsViolations citedCITY OF NEWARK WATER…, OSHA inspections: 2 · Violations cited: 26WALL TOWNSHIP, OSHA inspections: 2 · Violations cited: 13BOROUGH OF WOODLAND …, OSHA inspections: 2 · Violations cited: 10LOTUS LAWNCARE SERVI…, OSHA inspections: 2 · Violations cited: 4J BAR ENTERPRISES, OSHA inspections: 2 · Violations cited: 8BFI WASTE SERVICES, …, OSHA inspections: 2 · Violations cited: 7SHREWSBURY DEPARTMEN…, OSHA inspections: 2 · Violations cited: 6HEPA ENVIRONMENTAL …, OSHA inspections: 2 · Violations cited: 4ARAMARK SERVICES INC., OSHA inspections: 2 · Violations cited: 20WRIGHTSTOWN BOROUGH …, OSHA inspections: 2 · Violations cited: 9FLAG CONTAINER SERVI…, OSHA inspections: 2 · Violations cited: 6QUANTUM BIOPOWER SOU…, OSHA inspections: 2 · Violations cited: 8K-PLUS INDUSTRIAL SE…, OSHA inspections: 2 · Violations cited: 10AAA DISPOSAL SERVICE…, OSHA inspections: 2 · Violations cited: 820/20 COMMERCIAL CAR…, OSHA inspections: 2 · Violations cited: 3CITY OF PLAINFIELD, OSHA inspections: 2 · Violations cited: 3TOMCO TREE SERVICE LLC, OSHA inspections: 2 · Violations cited: 4CAROLINA HOME TECH I…, OSHA inspections: 2 · Violations cited: 5SCENIC RIDGE COMPANY, OSHA inspections: 2 · Violations cited: 1GRAICHEN SANITATION …, OSHA inspections: 2 · Violations cited: 7Corona Millworks CO.…, OSHA inspections: 2 · Violations cited: 4
Corona Millworks CO., INC. has 2 OSHA inspections on record and 4 violations cited. The crosshair marks the median among these Administrative & Waste Services peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Corona Millworks CO., INC. in the Administrative & Waste Services enforcement ledger

Administrative & Waste Services sector: Corona Millworks CO., INC. is the #1,176 heaviest OSHA penalty carrier of 3,556 employers with nonzero fines ($9,985).

How Corona Millworks CO., INC. Compares

Corona Millworks CO., INC.'s 2.00 violations per inspection compares to the Administrative & Waste Services sector average of 2.7 violations per employer.

Against the Administrative & Waste Services industry average of $3,740 per employer, this employer's current OSHA penalty runs well above peers (2.7x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2021-05-17

Last Inspection

2022-12-13

Inspection Span

2 yrs

Violations / Inspection

2.0

Avg Penalty / Inspection

$4,993

Industry Avg / Inspection

$3,188

What this shows 2 inspections over 2 years, averaging 2.0 violations per visit. That's $4,993 per inspection vs. the Administrative & Waste Services average of $3,188.

Enforcement detail

Violation Breakdown

2

Serious

50.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

2

Other-Than-Serious

50.0% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Enforcement detail

Penalty Analysis

Initial Penalty Assessed

$22,815

Current Penalty Amount

$9,985

Penalty Reduction

56.2%

What this shows Penalties were reduced by $12,830 from the initial assessment of $22,815. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Administrative & Waste Services

How Corona Millworks CO., INC. compares to the Administrative & Waste Services sector, which has 12,823 employers tracked by PlainWorker.

Metric Corona Millworks CO., INC. Industry Avg
Inspections 2 1.2
Violations 4 2.7
Total Penalty $9,985 $3,740
Avg Penalty per Inspection $4,993 $3,188
View all 12,823 employers in Administrative & Waste Services →

Nationwide Administrative & Waste Services peers with similar penalties or inspection counts

Two OSHA-record peer sets for Corona Millworks CO., INC., both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($9,985 here).

Triton Tree Service $9,978 VA United Parcel Service, INC. $9,977 FL PWC Hawaii Corporation $9,975 HI K-Plus Industrial Services, INC. $10,000 IL

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (2 inspections here).

City of Newark Water & Sewer Utilities 2 insp. Newark, NJ Wall Township 2 insp. Wall Township, NJ Borough of Woodland Park 2 insp. Woodland Park, NJ Lotus Lawncare Services LLC. 2 insp. Kansas City, MO

Nearby & Similar Employers in Administrative & Waste Services

Showing 5 of 12822 other employers tracked in this sector.

Woodspring Suites
Corpus Christi, TX
0 inspections $0
Alavern Janitorial Services
Tulsa, OK
0 inspections $0
Triton Tree Service
Virginia Beach, VA
3 inspections $9,978
United Parcel Service, INC.
Orlando, FL
2 inspections $9,977
Revere Info Tech, Inc.
Morrisville, NC
0 inspections $0

Compare Corona Millworks CO., INC. vs Woodspring Suites side-by-side →

What to do with this record

Use Corona Millworks CO., INC.'s enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Corona Millworks CO., INC. against Woodspring Suites, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Corona Millworks CO., INC.'s inspection and penalty record is typical for Administrative & Waste Services or an outlier against the sector's own average. View the Administrative & Waste Services sector
  • Before you accept a job or raise a safety concern, search any employer for its own OSHA inspection history the same way you found this one. Search employers

Figures reflect closed OSHA and WHD federal enforcement actions on record (2010–2026); not every workplace issue results in an inspection or investigation.

Frequently Asked Questions

Is Corona Millworks CO., INC. safe to work at? ▼
Based on OSHA records, Corona Millworks CO., INC.'s workplace safety record is mixed, with some compliance concerns. The employer has 4 violations across 2 inspections, including 2 serious violations. Compared to Administrative & Waste Services industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Corona Millworks CO., INC. have? ▼
Corona Millworks CO., INC. has 4 OSHA violations on record, including 2 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $9,985.
How many OSHA inspections has Corona Millworks CO., INC. had? ▼
Corona Millworks CO., INC. has had 2 OSHA inspections, with the first recorded on 2021-05-17 and the most recent on 2022-12-13. This averages 2.0 violations per inspection.
What is the total penalty amount for Corona Millworks CO., INC.? ▼
Corona Millworks CO., INC. has been assessed $9,985 in current OSHA penalties, reduced from an initial assessment of $22,815 (a 56.2% reduction).
Does Corona Millworks CO., INC. have any serious or willful violations? ▼
Yes. Corona Millworks CO., INC. has 2 serious violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.
What industry does Corona Millworks CO., INC. operate in? ▼
Corona Millworks CO., INC. operates in the Administrative & Waste Services sector (NAICS code 561311). This industry has 12,823 employers tracked by PlainWorker, with 15,043 total OSHA inspections and $47.95M in cumulative penalties.
Where does Corona Millworks CO., INC. rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Corona Millworks CO., INC. ranks #35,209 (the upper half of penalized employers nationally). The ordinal is a live COUNT of employers with a lower total_current_penalty; see the methodology page for the exact derivation.
How does Corona Millworks CO., INC.'s safety record compare to industry average? ▼
Corona Millworks CO., INC.'s total OSHA penalty of $9,985 is above the Administrative & Waste Services industry average of $3,740 per employer (2.7x the average). The employer has 2 inspections compared to the industry average of 1.2 per employer. For a direct comparison, Triton Tree Service in Virginia Beach, VA is a similar administrative & waste services employer with $9,978 in current penalties.
Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

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Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 2 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.