Plumbing and heating contractors · Wisconsin

Mattox Plumbing

West Allis, WI · ~82 workers · 3 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.8
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Mattox Plumbing runs at 100% of its industry's injury rate - about level with the typical Plumbing and heating contractors workplace, earning a grade C.

Mattox Plumbing: 2.8 TCR = 100% of Plumbing and heating contractors BLS 2.8 · 3y Form 300A (see methodology below)

Mattox Plumbing safety composite

Mattox Plumbing scores strongest on total case rate (tcr) (safer than 56% of same-industry peers) and weakest on dart rate (safer than 28%), 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

45/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.81 per 100 workers

Safer than 56% of industry peers

DART rate
F 3.17 per 100 workers

Safer than 28% of industry peers

Fatalities
D 0

Safer than 51% 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%).

Rising injury rate

Mattox Plumbing: 0.0 → 4.2 TCR

Peak year 2023 @ 4.2 TCR · DART/TCR 1.13× in 2023

Mattox Plumbing's TCR rose 4.2 from 0.0 in 2020 to 4.2 in 2023. In 2023, DART was 1.13× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · West Allis, WI ABOVE-IND · SMALL

Grade C · TCR 2.8 · 100% of ind

  • DART 3.2 DART
  • RANK #55/154
  • PHOTO Comfort Systems USA …
  • BOOK 3y book
  • INJ 8 inj
  • SIZE ~82 FTE

Nearest TCR peer: Comfort Systems USA Southeast. Thomasville DIV 10 (0.0 TCR gap)

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

Mattox Plumbing in the TCR neighbourhood

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

TCR

What this shows Mattox Plumbing averages 2.8 TCR (100% of the Plumbing and heating contractors BLS benchmark).

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

Mattox Plumbing TCR series: 2020=0 · 2022=4.2 · 2023=4.2 · BLS 2.8

Where Mattox Plumbing falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 56% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #55 safest of 154 Plumbing and heating contracto employers in Wisconsin.

Mattox Plumbing (82 employees, TCR 2.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate Mattox Plumbing
Mattox Plumbing (82 employees, TCR 2.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Mattox Plumbing has more employees than the Plumbing and heating contractors median and a lower injury rate than the industry's median TCR of 3.3. 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 4.2 3.2 4 0 0
2022 4.2 0.0 4 0 0
2020 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WI · West Allis

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 104 employers in West Allis, 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 Comfort Systems USA Southeast. Thomasville DIV 10 2.8 TCR
NAICS-TCR AJ Danboise Son Inc 2.8 TCR
NAICS-TCR EM Duggan Inc, 2.8 TCR
NAICS-TCR Bridgeview 2.8 TCR
STATE-SIZE Van Der Geest Dairy Cattle, Inc. 82 FTE
STATE-SIZE United Pride Dairy LLC 82 FTE
STATE-SIZE Ebert Enterprises 82 FTE
STATE-SIZE Alma 82 FTE
CITY-NEAR Aurora West Allis Medical Center 2,195 FTE
CITY-NEAR Winter Services, LLC 1,772 FTE
CITY-NEAR Clean Power 1,104 FTE
CITY-NEAR 02-Milwaukee 554 FTE
NAT-TCR Hampton Roads Mechanical of Virginia 2.8 TCR
NAT-TCR NPX ONE Indianapolis 2.8 TCR
NAT-TCR New Perspective - Highland Park 2.8 TCR
NAT-TCR Pope Construction Co., Inc. 2.8 TCR
NAT-SIZE Livesay Correctional Institution 82 FTE
NAT-SIZE White Oak Radiator Service 82 FTE
NAT-SIZE 5188 Se International Way 82 FTE
NAT-SIZE WJT Belleville 82 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, 2022, 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.