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Employers › MO

Manufacturing · Wentzville, MO

Piston Automotive

According to OSHA enforcement records (2010–2026), Piston Automotive has a relatively clean safety record: 2 violations across 3 inspections. See the full breakdown below.

Top 25% by penalty100% serious
$25,000
OSHA penalties
2
Violations cited
3
OSHA inspections
#13,433
of 100,495 penalized employers

Piston Automotive in Wentzville, MO has been the subject of 3 OSHA workplace inspections and 2 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $25,000. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Piston Automotive 3 times over 2 years, roughly annually. These inspections resulted in 2 violations, averaging 0.7 per inspection, on the lighter side. Its total OSHA penalty ranks in the top quarter of penalized employers nationally. Of these, 2 were classified as serious - indicating hazards that could cause death or serious harm. Against the Manufacturing industry average of 3 inspections per employer, this sits roughly in line with peers (1.2x the sector average) on inspection frequency. For comparison, Badger Magnetics, INC. in Milwaukee, WI is another manufacturing employer with 2 OSHA inspections on record and $25,000 in current penalties.

0.7
violations per inspection
100.0%
of violations were serious
87%
of penalized employers rank lower

How Piston Automotive compares on OSHA penalties

Total current penalty vs the Manufacturing per-employer average

in penalties

What this shows Piston Automotive runs moderately above peers (1.6x 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

$25,000 Bottom 13% least affordable more affordable than 13% of 100,495 U.S. employers with a penalty

$0–$5,000: 44,435 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,628 U.S. employers with a penalty (21%). Below this entry. $10,000–$15,000: 11,165 U.S. employers with a penalty (11%). Below this entry. $15,000–$20,000: 6,629 U.S. employers with a penalty (7%). Below this entry. $20,000–$25,000: 4,205 U.S. employers with a penalty (4%). Below this entry. $25,000–$30,000: 2,885 U.S. employers with a penalty (3%). This entry sits in this band. $30,000–$35,000: 2,052 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,483 U.S. employers with a penalty (1%). Above this entry. $40,000–$45,000: 1,120 U.S. employers with a penalty (1%). Above this entry. $45,000–$50,000: 792 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,101 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

What the Data Says About Piston Automotive

The federal enforcement record for Piston Automotive in Wentzville, MO includes 3 OSHA inspections and 2 violations, translating to 0.67 violations per inspection. Of those violations, 2 (100.0%) were classified as serious, 0 (0.0%) as willful, and 0 (0.0%) as repeat. Serious violations denote hazards likely to cause death or serious physical harm; willful and repeat categories indicate intentional disregard or recurrence of previously cited hazards.

OSHA assessed $93,750 in initial penalties against this employer, later adjusted to a current total of $25,000 - a 73.3% reduction. Average penalty per inspection works out to $8,333. Against the Manufacturing industry average of $15,410 per employer, this record runs moderately above peers (1.6x the sector average).

Inspection activity spans from 2023-02-23 to 2024-09-24, a window of roughly 2 years.

Enforcement detail

OSHA Inspection History

Total Inspections

3

First Inspection

2023-02-23

Last Inspection

2024-09-24

Inspection Span

2 yrs

Violations / Inspection

0.7

Avg Penalty / Inspection

$8,333

Industry Avg / Inspection

$6,092

What this shows 3 inspections over 2 years, averaging 0.7 violations per visit. That's $8,333 per inspection vs. the Manufacturing average of $6,092.

Enforcement detail

Violation Breakdown

2

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

$93,750

Current Penalty Amount

$25,000

Penalty Reduction

73.3%

What this shows Penalties were reduced by $68,750 from the initial assessment of $93,750. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Manufacturing

How Piston Automotive compares to the Manufacturing sector, which has 45,665 employers tracked by PlainWorker.

Metric Piston Automotive Industry Avg
Inspections 3 2.5
Violations 2 7.8
Total Penalty $25,000 $15,410
Avg Penalty per Inspection $8,333 $6,092
View all 45,665 employers in Manufacturing →

Nearby & Similar Employers in Manufacturing

West Liberty Foods
Tremonton, UT
8 inspections $25,000
Nebraskaland Tire
Omaha, NE
2 inspections $25,000
Olds Products CO. of Illinois
Pleasant Prairie, WI
2 inspections $25,000
P/M National, INC.
Saint Marys, PA
2 inspections $25,000
Badger Magnetics, INC.
Milwaukee, WI
2 inspections $25,000

Compare Piston Automotive vs West Liberty Foods side-by-side →

Frequently Asked Questions

Is Piston Automotive safe to work at? ▼
Based on OSHA records, Piston Automotive's workplace safety record is relatively clean, with fewer violations than typical. The employer has 2 violations across 3 inspections, including 2 serious violations. Compared to Manufacturing industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Piston Automotive have? ▼
Piston Automotive has 2 OSHA violations on record, including 2 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $25,000.
How many OSHA inspections has Piston Automotive had? ▼
Piston Automotive has had 3 OSHA inspections, with the first recorded on 2023-02-23 and the most recent on 2024-09-24. This averages 0.7 violations per inspection.
What is the total penalty amount for Piston Automotive? ▼
Piston Automotive has been assessed $25,000 in current OSHA penalties, reduced from an initial assessment of $93,750 (a 73.3% reduction).
Does Piston Automotive have any serious or willful violations? ▼
Yes. Piston Automotive 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 Piston Automotive operate in? ▼
Piston Automotive operates in the Manufacturing sector (NAICS code 336111). This industry has 45,665 employers tracked by PlainWorker, with 115,522 total OSHA inspections and $703.72M in cumulative penalties.
How does Piston Automotive's safety record compare to industry average? ▼
Piston Automotive's total OSHA penalty of $25,000 is above the Manufacturing industry average of $15,410 per employer (1.6x the average). The employer has 3 inspections compared to the industry average of 2.5 per employer. For a direct comparison, Badger Magnetics, INC. in Milwaukee, WI is a similar manufacturing employer with $25,000 in current penalties.

Explore PlainWorker

Manufacturing Industry

All 45,665 employers in this sector
Employers in MO

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Safety Rankings

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What to check next

Piston Automotive's record is one establishment in a larger pattern. Use it as a research checklist, not a verdict on the employer overall.

These figures are the federal enforcement record on file and reflect past inspections, not a statement about current workplace conditions. See the disclaimer for how to read them.

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.

Verify with OSHA establishment search →

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 3 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.