Manufacturing · Memphis, TN

Keystone Laboratories INC

According to OSHA enforcement records (2010–2026), Keystone Laboratories INC has a relatively clean safety record: 0 violations across 2 inspections. See the full breakdown below.

$0
OSHA penalties
0
Violations cited
2
OSHA inspections

Keystone Laboratories INC in Memphis, TN has been the subject of 2 OSHA workplace inspections and 0 citations since 2010, according to enforcement records from the U.S. Department of Labor. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Keystone Laboratories INC 2 times over 1 year - more than twice a year on average. None of these inspections resulted in a citation. Against the Manufacturing industry average of 3 inspections per employer, this runs moderately below peers (0.8x the sector average) on inspection frequency. For comparison, Family Security Doors & Windows in Chicago, IL is another manufacturing employer with 2 OSHA inspections on record and $0 in current penalties.

0.0
violations per inspection
0.0%
of violations were serious

Compliance score

A 90/100
  • A OSHA safety compliance: 0 violations across 2 OSHA inspections (0.0 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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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 Keystone Laboratories INC.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both1.92.022.02.0017.635.252.870.3OSHA inspectionsViolations citedNAKANISHI MANUFACTUR…, OSHA inspections: 2 · Violations cited: 23WILMINGTON FIBRE SPE…, OSHA inspections: 2 · Violations cited: 24KD ACQUISITION I, LL…, OSHA inspections: 2 · Violations cited: 11MERIDIAN MANUFACTURI…, OSHA inspections: 2 · Violations cited: 67DOWNEY METAL PRODUCT…, OSHA inspections: 2 · Violations cited: 21ALQUIST 3D, LLC, OSHA inspections: 2 · Violations cited: 6PIED PIPER PET FOOD …, OSHA inspections: 2 · Violations cited: 15O'NEAL MANUFACTURING…, OSHA inspections: 2 · Violations cited: 6RONPAK INC, OSHA inspections: 2 · Violations cited: 9DART CONTAINER CORPO…, OSHA inspections: 2 · Violations cited: 5POTOMAC ARCHITECTURA…, OSHA inspections: 2 · Violations cited: 11MICHAEL DAWKINS GROU…, OSHA inspections: 2 · Violations cited: 24GEORGIA PACIFIC WOOD…, OSHA inspections: 2 · Violations cited: 5STURM, RUGER & COMPA…, OSHA inspections: 2 · Violations cited: 21MOUNTAIN CITY MEAT C…, OSHA inspections: 2 · Violations cited: 14TRI-STATE LUMBER & L…, OSHA inspections: 2 · Violations cited: 4SUPERIOR FOODS COMPA…, OSHA inspections: 2 · Violations cited: 11BOCAR US, INC., OSHA inspections: 2 · Violations cited: 13ADVANCED FIBER, LLC, OSHA inspections: 2 · Violations cited: 9CUSTOM MOBILE EQUIPM…, OSHA inspections: 2 · Violations cited: 9Keystone Laboratorie…, OSHA inspections: 2 · Violations cited: 0
Keystone Laboratories INC has 2 OSHA inspections on record and 0 violations 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.

How Keystone Laboratories INC Compares

2 OSHA inspections on record for Keystone Laboratories INC in Memphis, TN, zero violations cited, a cleaner record than the Manufacturing sector average of 8.0 violations per employer.

No OSHA penalty has been assessed against Keystone Laboratories INC to date. The Manufacturing sector average runs $15,763 per employer.

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2014-02-03

Last Inspection

2014-04-29

Inspection Span

1 yr

Violations / Inspection

0.0

Avg Penalty / Inspection

$0

Industry Avg / Inspection

$6,093

What this shows 2 inspections over 1 year, averaging 0.0 violations per visit. That's $0 per inspection vs. the Manufacturing average of $6,093.

Industry Safety Context: Manufacturing

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

Metric Keystone Laboratories INC Industry Avg
Inspections 2 2.6
Violations 0 8.0
Total Penalty $0 $15,763
Avg Penalty per Inspection $0 $6,093

Nationwide Manufacturing peers with similar penalties or inspection counts

Two OSHA-record peer sets for Keystone Laboratories INC, both outside TN so the neighborhoods are not geographic containment.

Nearby & Similar Employers in Manufacturing

Showing 5 of 44644 other employers tracked in this sector.

Compare Keystone Laboratories INC vs Family Security Doors & Windows side-by-side →

What to do with this record

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

  • A single employer's record can look unusual in isolation. Compare Keystone Laboratories INC against Family Security Doors & Windows, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Keystone Laboratories 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 Keystone Laboratories INC safe to work at?
Based on OSHA records, Keystone Laboratories INC's workplace safety record is relatively clean, with fewer violations than typical. The employer has 0 violations across 2 inspections. Compared to Manufacturing industry peers, this is below average for penalties. Review the full inspection history below for details.
How many OSHA violations does Keystone Laboratories INC have?
Keystone Laboratories INC has 0 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $0.
How many OSHA inspections has Keystone Laboratories INC had?
Keystone Laboratories INC has had 2 OSHA inspections, with the first recorded on 2014-02-03 and the most recent on 2014-04-29. This averages 0.0 violations per inspection.
What is the total penalty amount for Keystone Laboratories INC?
Keystone Laboratories INC has been assessed $0 in current OSHA penalties.
What industry does Keystone Laboratories INC operate in?
Keystone Laboratories INC operates in the Manufacturing sector (NAICS code 325620). This industry has 44,645 employers tracked by PlainWorker, with 115,492 total OSHA inspections and $703.72M in cumulative penalties.
How does Keystone Laboratories INC's safety record compare to industry average?
Keystone Laboratories INC's total OSHA penalty of $0 is below the Manufacturing industry average of $15,763 per employer. The employer has 2 inspections compared to the industry average of 2.6 per employer. For a direct comparison, Family Security Doors & Windows in Chicago, IL is a similar manufacturing employer with $0 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.