Plumbing contractors · Wisconsin

H.J. Pertzborn Plumbing & Fire Protection

Madison, WI · ~81 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.2
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

H.J. Pertzborn Plumbing & Fire Protection runs at 221% of its industry's injury rate - far more dangerous than the typical Plumbing contractors workplace, earning a grade F.

H.J. Pertzborn Plumbing & Fire Protection: 6.2 TCR = 221% of Plumbing contractors BLS 2.8 · 2y Form 300A (see methodology below)

H.J. Pertzborn Plumbing & Fire Protection safety composite

H.J. Pertzborn Plumbing & Fire Protection scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on total case rate (tcr) (safer than 26%), 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

51/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.2 per 100 workers

Safer than 26% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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%).

TCR Δ

−2.8

2022→2023

H.J. Pertzborn Plumbing & Fire Protection injury rate improved

H.J. Pertzborn Plumbing & Fire Protection's TCR fell 2.8 from 7.6 in 2022 to 4.8 in 2023. Peak filing year was 2022 at 7.6 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2022=7.6 · 2023=4.8

OSHA ITA Form 300A scorecard

Establishment book 238220 · Madison, WI ABOVE-IND · SMALL

Grade F · TCR 6.2 · 221% of ind

  • DART 0.0 DART
  • RANK #108/154
  • PHOTO Integrated Building …
  • BOOK 2y book
  • INJ 10 inj
  • SIZE ~81 FTE

Nearest TCR peer: Integrated Building Technologies, Inc. (0.0 TCR gap)

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

H.J. Pertzborn Plumbing & Fire Protection in the TCR neighbourhood

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

TCR

What this shows H.J. Pertzborn Plumbing & Fire Protection averages 6.2 TCR (221% of the Plumbing contractors BLS benchmark).

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

H.J. Pertzborn Plumbing & Fire Protection TCR series: 2022=7.6 · 2023=4.8 · BLS 2.8

Where H.J. Pertzborn Plumbing & Fire Protection falls in its industry

5,793 Plumbing contractors establishments

Safer than 26% 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 #108 safest of 154 Plumbing contractors employers in Wisconsin.

H.J. Pertzborn Plumbing & Fire Protection (81 employees, TCR 6.2) 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 H.J. Pertzborn Plumbing & Fire Protection
H.J. Pertzborn Plumbing & Fire Protection (81 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

H.J. Pertzborn Plumbing & Fire Protection has more employees than the Plumbing contractors median and a higher 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 4.8 0.0 4 0 0
2022 7.6 0.0 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WI · Madison

5,793 Plumbing contractors employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 577 employers in Madison, 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 Integrated Building Technologies, Inc. 6.2 TCR
NAICS-TCR C.R. Wolfe Heating Corp. 6.2 TCR
NAICS-TCR General Plumbing, Inc. 6.2 TCR
NAICS-TCR Rodgers Plumbing and Heating Co., Inc. 6.2 TCR
STATE-SIZE ABS Global - Dekorra 81 FTE
STATE-SIZE Rosendale Dairy, LLC 81 FTE
STATE-SIZE Rock Solid Stabilization & Reclamation, Inc. 81 FTE
STATE-SIZE Sure-Dry, LLC 81 FTE
CITY-NEAR St. Mary's Hospital - Madison 2,401 FTE
CITY-NEAR Meriter Hospital 2,249 FTE
CITY-NEAR EatStreet 1,659 FTE
CITY-NEAR TDS - Junction Road (All Employees) 1,302 FTE
NAT-TCR Store 6.2 TCR
NAT-TCR LLD Electric Co 6.2 TCR
NAT-TCR Raley's 426-Jackson 6.2 TCR
NAT-TCR Carolina Marine Structures 6.2 TCR
NAT-SIZE Weber Knapp Company - Chandler Street Plant 81 FTE
NAT-SIZE Proseal America 81 FTE
NAT-SIZE Princeton Warehouse 81 FTE
NAT-SIZE Helmkamp Construction Company 81 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. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.