Coolers, refrigeration, manufacturing · Wisconsin

Zero Zone, Inc.-Mukwonago

Mukwonago, WI · ~30 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.6
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Zero Zone, Inc.-Mukwonago runs at 50% of its industry's injury rate - far safer than the typical Coolers, refrigeration, manufacturing workplace, earning a grade A.

Zero Zone, Inc.-Mukwonago: 1.6 TCR = 50% of Coolers, refrigeration, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Zero Zone, Inc.-Mukwonago safety composite

Zero Zone, Inc.-Mukwonago scores strongest on dart rate (safer than 88% of same-industry peers) and weakest on fatalities (safer than 50%), 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).

C

72/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.64 per 100 workers

Safer than 71% of industry peers

DART rate
B 0 per 100 workers

Safer than 88% 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

−3.3

2023→2024

Zero Zone, Inc.-Mukwonago injury rate improved

Zero Zone, Inc.-Mukwonago's TCR fell 3.3 from 3.3 in 2023 to 0.0 in 2024. Peak filing year was 2023 at 3.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=3.3 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 333415 · Mukwonago, WI AT/BELOW-IND · SMALL

Grade A · TCR 1.6 · 50% of ind

  • DART 0.0 DART
  • RANK #6/27
  • PHOTO Stellar Energy
  • BOOK 2y book
  • INJ 1 inj
  • SIZE ~30 FTE

Nearest TCR peer: Stellar Energy (0.0 TCR gap)

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

Zero Zone, Inc.-Mukwonago in the TCR neighbourhood

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

TCR

What this shows Zero Zone, Inc.-Mukwonago averages 1.6 TCR (50% of the Coolers, refrigeration, manufacturing BLS benchmark).

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

Zero Zone, Inc.-Mukwonago TCR series: 2023=3.3 · 2024=0 · BLS 3.3

Where Zero Zone, Inc.-Mukwonago falls in its industry

461 Coolers, refrigeration, manufa establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 2.8.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 27 Coolers, refrigeration, manufa employers in Wisconsin.

Zero Zone, Inc.-Mukwonago (30 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 164 employees and a TCR of 2.8 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 05001,0001,5002,0002,500 0246810 Average employees Total Case Rate Zero Zone, Inc.-Mukwonago
Zero Zone, Inc.-Mukwonago (30 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 164 employees and a TCR of 2.8

Zero Zone, Inc.-Mukwonago has fewer employees than the Coolers, refrigeration, manufacturing median and a lower injury rate than the industry's median TCR of 2.8. 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
2024 0.0 0.0 0 0 0
2023 3.3 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333415 · WI · Mukwonago

461 Coolers, refrigeration, manufacturing employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 32 employers in Mukwonago, 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 Stellar Energy 1.6 TCR
NAICS-TCR Munters Corporation 1.6 TCR
NAICS-TCR Heat Transfer Products Group, LLC 1.6 TCR
NAICS-TCR BTS Chillers 1.6 TCR
STATE-SIZE Wayside Nurseries Inc 30 FTE
STATE-SIZE Hwy 37 Farms 30 FTE
STATE-SIZE Lake Mills Complex (LMC) 30 FTE
STATE-SIZE Tomah Receiving 30 FTE
CITY-NEAR Aptar - Mukwonago 463 FTE
CITY-NEAR WM 1571 424 FTE
CITY-NEAR 1571 366 FTE
CITY-NEAR Mukwonago Operations 347 FTE
NAT-TCR Inline Commercial Construction Inc. 1.6 TCR
NAT-TCR UX-Grove City, PA 1.6 TCR
NAT-TCR Cox, USA 1.6 TCR
NAT-TCR Takumi Stamping Inc 1.6 TCR
NAT-SIZE Farmward - Danube 30 FTE
NAT-SIZE Cottonwood County Public Works 30 FTE
NAT-SIZE Diversified Metal Fabrication 30 FTE
NAT-SIZE Store 1199 30 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: 2024, 2023. 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.