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Manufacturing · Duluth, MN

Northstar Machine & Tool CO INC DBA Northstar Aero

According to OSHA enforcement records (2010–2026), Northstar Machine & Tool CO INC DBA Northstar Aero ranks #86,959 of 99,447 penalized U.S. employers by total current penalty, with a mixed safety record: 3 violations across 3 inspections.

Lower half by penalty100% serious
$980
OSHA penalties
3
Violations cited
3
OSHA inspections
#86,959
of 99,447 penalized employers

Northstar Machine & Tool CO INC DBA Northstar Aero in Duluth, MN has been the subject of 3 OSHA workplace inspections and 3 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $980. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Northstar Machine & Tool CO INC DBA Northstar Aero 3 times over 3 years, roughly annually. These inspections resulted in 3 violations, averaging 1.0 per inspection. According to OSHA enforcement records, its total current penalty ranks #86,959 of 99,447 penalized U.S. employers (the lower half of penalized employers nationally). Of these, 3 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, Kraft-Heinz Foods Company in San Diego, CA is another manufacturing employer with 2 OSHA inspections on record and $980 in current penalties.

1.0
violations per inspection
100.0%
of violations were serious
#86,959
of 99,447 penalized employers

Compliance score

C 75/100
  • C OSHA safety compliance: 3 violations across 3 OSHA inspections (1.0 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 this employer compares on OSHA penalties

Total current penalty vs the Manufacturing per-employer average

in penalties

What this shows Northstar Machine & Tool CO INC DBA Northstar Aero runs well below peers (0.06x 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

$980 Top 13% most affordable more affordable than 87% 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 Northstar Machine & Tool CO INC DBA Northstar Aero.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both3.03.033.03.027.51318.524OSHA inspectionsViolations citedAJINOMOTO WINDSOR INC., OSHA inspections: 3 · Violations cited: 18NELSON COMPANIES ONE…, OSHA inspections: 3 · Violations cited: 5INTERNATIONAL PAPER …, OSHA inspections: 3 · Violations cited: 4GREAT LAKES CHEESE, …, OSHA inspections: 3 · Violations cited: 7PRECISION EQUIPMENT …, OSHA inspections: 3 · Violations cited: 23CARTRIDGE ACTUATED D…, OSHA inspections: 3 · Violations cited: 22C & C SAGE, INC., OSHA inspections: 3 · Violations cited: 10ATEC STEEL FABRICATI…, OSHA inspections: 3 · Violations cited: 15CENTENNIAL PLASTICS,…, OSHA inspections: 3 · Violations cited: 8ANCHOR BRAKE SHOE CO…, OSHA inspections: 3 · Violations cited: 6SOUTHEAST MILLWORKS …, OSHA inspections: 3 · Violations cited: 19CHARLES AUSTIN HOLDI…, OSHA inspections: 3 · Violations cited: 4VISTA CONTAINERS & C…, OSHA inspections: 3 · Violations cited: 21DECO MANUFACTURING C…, OSHA inspections: 3 · Violations cited: 10ALVAREZ PALLET LLC, OSHA inspections: 3 · Violations cited: 5ALDORA ALUMINUM & GL…, OSHA inspections: 3 · Violations cited: 3DEERE & COMPANY, OSHA inspections: 3 · Violations cited: 6MEL-O-CREAM DONUTS I…, OSHA inspections: 3 · Violations cited: 4SUNDOWN FOODS USA INC, OSHA inspections: 3 · Violations cited: 8TYMEX PLASTICS INC., OSHA inspections: 3 · Violations cited: 8Northstar Machine & …, OSHA inspections: 3 · Violations cited: 3
Northstar Machine & Tool CO INC DBA Northstar Aero has 3 OSHA inspections on record and 3 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.

Northstar Machine & Tool CO INC DBA Northstar Aero in the Manufacturing enforcement ledger

In Manufacturing, Northstar Machine & Tool CO INC DBA Northstar Aero sits at penalty rank #32,467 of 35,243 penalized establishments ($980 assessed).

How Northstar Machine & Tool CO INC DBA Northstar Aero Compares

Northstar Machine & Tool CO INC DBA Northstar Aero's 1.00 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 (0.06x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

3

First Inspection

2011-06-09

Last Inspection

2013-12-30

Inspection Span

3 yrs

Violations / Inspection

1.0

Avg Penalty / Inspection

$327

Industry Avg / Inspection

$6,093

What this shows 3 inspections over 3 years, averaging 1.0 violations per visit. That's $327 per inspection vs. the Manufacturing average of $6,093.

Enforcement detail

Violation Breakdown

3

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

$1,400

Current Penalty Amount

$980

Penalty Reduction

30.0%

What this shows Penalties were reduced by $420 from the initial assessment of $1,400. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Manufacturing

How Northstar Machine & Tool CO INC DBA Northstar Aero compares to the Manufacturing sector, which has 44,645 employers tracked by PlainWorker.

Metric Northstar Machine & Tool CO INC DBA Northstar Aero Industry Avg
Inspections 3 2.6
Violations 3 8.0
Total Penalty $980 $15,763
Avg Penalty per Inspection $327 $6,093
View all 44,645 employers in Manufacturing →

Nationwide Manufacturing peers with similar penalties or inspection counts

Two OSHA-record peer sets for Northstar Machine & Tool CO INC DBA Northstar Aero, both outside MN so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($980 here).

Utac $980 CA Kraft-Heinz Foods Company $980 CA Concorde Battery Corporation $980 CA Quemetco, INC. $980 CA

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (3 inspections here).

Ajinomoto Windsor INC. 3 insp. Piedmont, MO Nelson Companies One LLC 3 insp. Dallas, TX International Paper Company 3 insp. Santa Fe Springs, CA Great Lakes Cheese, INC. 3 insp. Plymouth, WI

Nearby & Similar Employers in Manufacturing

Showing 5 of 44644 other employers tracked in this sector.

Utac
Hayward, CA
2 inspections $980
Kraft-Heinz Foods Company
San Diego, CA
2 inspections $980
Concorde Battery Corporation
West Covina, CA
2 inspections $980
Quemetco, INC.
City of Industry, CA
3 inspections $980
Alexandria Coating LLC
Lorton, VA
2 inspections $980

Compare Northstar Machine & Tool CO INC DBA Northstar Aero vs Utac side-by-side →

What to do with this record

Use Northstar Machine & Tool CO INC DBA Northstar Aero's enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Northstar Machine & Tool CO INC DBA Northstar Aero against Utac, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Northstar Machine & Tool CO INC DBA Northstar Aero'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 Northstar Machine & Tool CO INC DBA Northstar Aero safe to work at? ▼
Based on OSHA records, Northstar Machine & Tool CO INC DBA Northstar Aero's workplace safety record is mixed, with some compliance concerns. The employer has 3 violations across 3 inspections, including 3 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 Northstar Machine & Tool CO INC DBA Northstar Aero have? ▼
Northstar Machine & Tool CO INC DBA Northstar Aero has 3 OSHA violations on record, including 3 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $980.
How many OSHA inspections has Northstar Machine & Tool CO INC DBA Northstar Aero had? ▼
Northstar Machine & Tool CO INC DBA Northstar Aero has had 3 OSHA inspections, with the first recorded on 2011-06-09 and the most recent on 2013-12-30. This averages 1.0 violations per inspection.
What is the total penalty amount for Northstar Machine & Tool CO INC DBA Northstar Aero? ▼
Northstar Machine & Tool CO INC DBA Northstar Aero has been assessed $980 in current OSHA penalties, reduced from an initial assessment of $1,400 (a 30.0% reduction).
Does Northstar Machine & Tool CO INC DBA Northstar Aero have any serious or willful violations? ▼
Yes. Northstar Machine & Tool CO INC DBA Northstar Aero has 3 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 Northstar Machine & Tool CO INC DBA Northstar Aero operate in? ▼
Northstar Machine & Tool CO INC DBA Northstar Aero operates in the Manufacturing sector (NAICS code 336413). This industry has 44,645 employers tracked by PlainWorker, with 115,492 total OSHA inspections and $703.72M in cumulative penalties.
Where does Northstar Machine & Tool CO INC DBA Northstar Aero rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Northstar Machine & Tool CO INC DBA Northstar Aero ranks #86,959 (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 Northstar Machine & Tool CO INC DBA Northstar Aero's safety record compare to industry average? ▼
Northstar Machine & Tool CO INC DBA Northstar Aero's total OSHA penalty of $980 is below the Manufacturing industry average of $15,763 per employer. The employer has 3 inspections compared to the industry average of 2.6 per employer. For a direct comparison, Kraft-Heinz Foods Company in San Diego, CA is a similar manufacturing employer with $980 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 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.