Manufacturing · Cicero, IL

Koppers, INC.

According to OSHA enforcement records (2010–2026), Koppers, INC. ranks #64,975 of 99,447 penalized U.S. employers by total current penalty, with a relatively clean safety record: 1 violations across 5 inspections.

Lower half by penalty100% serious
$3,500
OSHA penalties
1
Violations cited
5
OSHA inspections
#64,975
of 99,447 penalized employers

Koppers, INC. in Cicero, IL has been the subject of 5 OSHA workplace inspections and 1 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $3,500. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Koppers, INC. 5 times over 8 years, roughly once every couple of years. These inspections resulted in just 1 violation, averaging 0.2 per inspection - fewer than typical. According to OSHA enforcement records, its total current penalty ranks #64,975 of 99,447 penalized U.S. employers (the lower half of penalized employers nationally). Of these, 1 were classified as serious - indicating hazards that could cause death or serious harm. Against the Manufacturing industry average of 3 inspections per employer, this runs moderately above peers (1.9x the sector average) on inspection frequency. For comparison, Neuvokas Corporation DBA Gatorbar in Ahmeek, MI is another manufacturing employer with 3 OSHA inspections on record and $3,500 in current penalties.

0.2
violations per inspection
100.0%
of violations were serious
#64,975
of 99,447 penalized employers

Compliance score

B 87/100
  • B OSHA safety compliance: 1 violation across 5 OSHA inspections (0.2 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 Koppers, INC. compares on OSHA penalties

Total current penalty vs the Manufacturing per-employer average

in penalties

What this shows Koppers, INC. runs well below peers (0.22x 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

$3,500 Top 35% most affordable more affordable than 65% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). This entry sits in this band. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). Above this entry. $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 Manufacturing employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Koppers, INC..

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both5.05.055.05.009.719.429.138.8OSHA inspectionsViolations citedHENKEL CORPORATION, OSHA inspections: 5 · Violations cited: 25CANDLER CONCRETE PRO…, OSHA inspections: 5 · Violations cited: 23ALATRADE FOODS LLC, OSHA inspections: 5 · Violations cited: 12AGRI-PRODUCTS, INC., OSHA inspections: 5 · Violations cited: 12TRIM SYSTEMS OPERATI…, OSHA inspections: 5 · Violations cited: 8TROXEL COMPANY (THE), OSHA inspections: 5 · Violations cited: 15METAL TECHNOLOGIES, OSHA inspections: 5 · Violations cited: 26SCA TISSUE NORTH AME…, OSHA inspections: 5 · Violations cited: 5GRAHAM ARCHITECTURAL…, OSHA inspections: 5 · Violations cited: 6DARLING INGREDIENTS …, OSHA inspections: 5 · Violations cited: 6ALL WOOD TREASURES CO., OSHA inspections: 5 · Violations cited: 32SEQUOIA TOOL INC, OSHA inspections: 5 · Violations cited: 8DAEHAN SOLUTIONS GEO…, OSHA inspections: 5 · Violations cited: 1HUGHES METAL WORKS, …, OSHA inspections: 5 · Violations cited: 24DYNO NOBEL INC, OSHA inspections: 5 · Violations cited: 5COOPER STANDARD AUTO…, OSHA inspections: 5 · Violations cited: 14ASARCO LLC, OSHA inspections: 5 · Violations cited: 15SWOBODA INC, OSHA inspections: 5 · Violations cited: 22PIRAMAL GLASS - USA,…, OSHA inspections: 5 · Violations cited: 37PRODUCERS DAIRY FOOD…, OSHA inspections: 5 · Violations cited: 11Koppers, INC., OSHA inspections: 5 · Violations cited: 1
Koppers, INC. has 5 OSHA inspections on record and 1 violation cited. The crosshair marks the median among these Manufacturing peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Koppers, INC. in the Manufacturing enforcement ledger

Among 35,243 Manufacturing employers with OSHA penalties on file, Koppers, INC. ranks #26,137 at $3,500 current penalty.

How Koppers, INC. Compares

Koppers, INC.'s 0.20 violations per inspection compares to the Manufacturing sector average of 8.0 violations per employer.

Against the Manufacturing industry average of $15,763 per employer, this employer's current OSHA penalty runs well below peers (0.22x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

5

First Inspection

2015-04-27

Last Inspection

2023-08-25

Inspection Span

8 yrs

Violations / Inspection

0.2

Avg Penalty / Inspection

$700

Industry Avg / Inspection

$6,093

What this shows 5 inspections over 8 years, averaging 0.2 violations per visit. That's $700 per inspection vs. the Manufacturing average of $6,093.

Enforcement detail

Violation Breakdown

1

Serious

100.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

0

Other-Than-Serious

0.0% 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

$7,000

Current Penalty Amount

$3,500

Penalty Reduction

50.0%

What this shows Penalties were reduced by $3,500 from the initial assessment of $7,000. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Manufacturing

How Koppers, INC. compares to the Manufacturing sector, which has 44,645 employers tracked by PlainWorker.

Metric Koppers, INC. Industry Avg
Inspections 5 2.6
Violations 1 8.0
Total Penalty $3,500 $15,763
Avg Penalty per Inspection $700 $6,093

Nationwide Manufacturing peers with similar penalties or inspection counts

Two OSHA-record peer sets for Koppers, INC., both outside IL so the neighborhoods are not geographic containment.

Nearby & Similar Employers in Manufacturing

Showing 5 of 44644 other employers tracked in this sector.

Compare Koppers, INC. vs Autokiniton Plant 1 side-by-side →

What to do with this record

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

  • A single employer's record can look unusual in isolation. Compare Koppers, INC. against Autokiniton Plant 1, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Koppers, INC.'s inspection and penalty record is typical for Manufacturing or an outlier against the sector's own average. View the Manufacturing 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 Koppers, INC. safe to work at?
Based on OSHA records, Koppers, INC.'s workplace safety record is relatively clean, with fewer violations than typical. The employer has 1 violations across 5 inspections, including 1 serious violations. Compared to Manufacturing industry peers, this is below average for penalties. Review the full inspection history below for details.
How many OSHA violations does Koppers, INC. have?
Koppers, INC. has 1 OSHA violations on record, including 1 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $3,500.
How many OSHA inspections has Koppers, INC. had?
Koppers, INC. has had 5 OSHA inspections, with the first recorded on 2015-04-27 and the most recent on 2023-08-25. This averages 0.2 violations per inspection.
What is the total penalty amount for Koppers, INC.?
Koppers, INC. has been assessed $3,500 in current OSHA penalties, reduced from an initial assessment of $7,000 (a 50.0% reduction).
Does Koppers, INC. have any serious or willful violations?
Yes. Koppers, INC. has 1 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 Koppers, INC. operate in?
Koppers, INC. operates in the Manufacturing sector (NAICS code 325199). This industry has 44,645 employers tracked by PlainWorker, with 115,492 total OSHA inspections and $703.72M in cumulative penalties.
Where does Koppers, INC. rank nationally on OSHA penalties?
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Koppers, INC. ranks #64,975 (the lower 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 Koppers, INC.'s safety record compare to industry average?
Koppers, INC.'s total OSHA penalty of $3,500 is below the Manufacturing industry average of $15,763 per employer. The employer has 5 inspections compared to the industry average of 2.6 per employer. For a direct comparison, Neuvokas Corporation DBA Gatorbar in Ahmeek, MI is a similar manufacturing employer with $3,500 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 5 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.