Padlocks, metal, manufacturing · Wisconsin

The Master Lock Company

Milwaukee, WI · ~375 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.5
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

The Master Lock Company runs at 138% of its industry's injury rate - more dangerous than the typical Padlocks, metal, manufacturing workplace, earning a grade D.

The Master Lock Company: 4.5 TCR = 138% of Padlocks, metal, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

The Master Lock Company safety composite

The Master Lock Company scores strongest on dart rate (safer than 63% of same-industry peers) and weakest on total case rate (tcr) (safer than 30%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

D

47/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 4.55 per 100 workers

Safer than 30% of industry peers

DART rate
C 0.6 per 100 workers

Safer than 63% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−1.9

2020→2023

The Master Lock Company injury rate improved

The Master Lock Company's TCR fell 1.9 from 5.5 in 2020 to 3.6 in 2023. Peak filing year was 2020 at 5.5 TCR. In 2023, DART was 0.13× this establishment's average TCR (severity share of cases).

2020=5.5 · 2023=3.6

OSHA ITA Form 300A scorecard

Establishment book 332510 · Milwaukee, WI ABOVE-IND · MID

Grade D · TCR 4.5 · 138% of ind

  • DART 0.6 DART
  • RANK #8/11
  • PHOTO Leggett & Platt Dist…
  • BOOK 2y book
  • INJ 22 inj
  • SIZE ~375 FTE

Nearest TCR peer: Leggett & Platt Distribution (0.0 TCR gap)

Read with this employer → · Industry book → · Wisconsin employers → · Look up another →

The Master Lock Company in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows The Master Lock Company averages 4.5 TCR (138% of the Padlocks, metal, manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

The Master Lock Company TCR series: 2020=5.5 · 2023=3.6 · BLS 3.3

Where The Master Lock Company falls in its industry

189 Padlocks, metal, manufacturing establishments

Safer than 30% of graded establishments in this industry, whose median TCR is 3.4.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #8 safest of 11 Padlocks, metal, manufacturing employers in Wisconsin.

The Master Lock Company (375 employees, TCR 4.5) among 29 same-industry peers, split at the industry median of 82 employees and a TCR of 3.4 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 0200400600800 051015 Average employees Total Case Rate The Master Lock Company
The Master Lock Company (375 employees, TCR 4.5) among 29 same-industry peers, split at the industry median of 82 employees and a TCR of 3.4

The Master Lock Company has more employees than the Padlocks, metal, manufacturing median and a higher injury rate than the industry's median TCR of 3.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2023 3.6 0.6 10 2 0
2020 5.5 2.8 12 6 0

OSHA ITA peer cross-reference

Establishment peer ledger

332510 · WI · Milwaukee

189 Padlocks, metal, manufacturing employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 980 employers in Milwaukee, WI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Leggett & Platt Distribution 4.5 TCR
NAICS-TCR FLEXCO ENGINEERED SYSTEMS GROUP LLC 4.6 TCR
NAICS-TCR 4007 - Rochester Nail Plant 4.6 TCR
NAICS-TCR POMPANETTE, LLC 4.6 TCR
STATE-SIZE TIDI Products Neenah 375 FTE
STATE-SIZE 1819 375 FTE
STATE-SIZE Stevens Point 375 FTE
STATE-SIZE Aurora Medical Center Hartford 375 FTE
CITY-NEAR Aurora St. Luke's Medical Center 7,587 FTE
CITY-NEAR FROEDTERT HOSPITAL 7,328 FTE
CITY-NEAR Milwaukee Hospital 3,398 FTE
CITY-NEAR Childrens Hospital - Milw Campus 2,851 FTE
NAT-TCR Aarons Creek Farms Inc. 4.5 TCR
NAT-TCR Duncan Aviation - Battle Creek 4.5 TCR
NAT-TCR Pella Windows and Doors Mountain West - AZ 4.5 TCR
NAT-TCR MR - Montrose 4.5 TCR
NAT-SIZE Meggitt Defense Systems Inc. 375 FTE
NAT-SIZE G&H Diversified Manufacturing 375 FTE
NAT-SIZE Bossard North America, Inc. 375 FTE
NAT-SIZE Inc Village of Freeport 375 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2023, 2020. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.