Plumbing and heating contractors · Wisconsin

Ahern Fond du Lac - Corporate

Fond Du Lac, WI · ~1,494 workers · 7 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.0
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Ahern Fond du Lac - Corporate runs at 73% of its industry's injury rate - safer than the typical Plumbing and heating contractors workplace, earning a grade B.

Ahern Fond du Lac - Corporate: 2.0 TCR = 73% of Plumbing and heating contractors BLS 2.8 · 7y Form 300A (see methodology below)

Ahern Fond du Lac - Corporate safety composite

Ahern Fond du Lac - Corporate scores strongest on total case rate (tcr) (safer than 68% of same-industry peers) and weakest on fatalities (safer than 51%), 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

60/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.05 per 100 workers

Safer than 68% of industry peers

DART rate
C 0.63 per 100 workers

Safer than 57% 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

Ahern Fond du Lac - Corporate: 1.8 → 2.2 TCR

Peak year 2020 @ 2.6 TCR · DART/TCR 0.31× in 2024

Ahern Fond du Lac - Corporate's TCR rose 0.4 from 1.8 in 2018 to 2.2 in 2024. Peak filing year was 2020 at 2.6 TCR. In 2024, DART was 0.31× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Fond Du Lac, WI AT/BELOW-IND · LARGE

Grade B · TCR 2.0 · 73% of ind

  • DART 0.6 DART
  • RANK #38/154
  • PHOTO Boyers 72 Degrees
  • BOOK 7y book
  • INJ 192 inj
  • SIZE ~1,494 FTE

Nearest TCR peer: Boyers 72 Degrees (0.0 TCR gap)

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

Ahern Fond du Lac - Corporate in the TCR neighbourhood

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

TCR

What this shows Ahern Fond du Lac - Corporate averages 2.0 TCR (73% 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

Ahern Fond du Lac - Corporate TCR series: 2018=1.8 · 2019=2.1 · 2020=2.6 · 2021=2.2 · 2022=1.7 · 2023=1.7 · 2024=2.2 · BLS 2.8

Where Ahern Fond du Lac - Corporate falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 68% 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 #38 safest of 154 Plumbing and heating contracto employers in Wisconsin.

Ahern Fond du Lac - Corporate (1,494 employees, TCR 2.0) 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 05001,0001,5002,000 05101520 Average employees Total Case Rate Ahern Fond du Lac - Corporate
Ahern Fond du Lac - Corporate (1,494 employees, TCR 2.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Ahern Fond du Lac - Corporate 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
2024 2.2 0.6 39 0 0
2023 1.7 0.3 29 0 0
2022 1.7 0.5 26 0 0
2021 2.2 0.8 30 1 0
2020 2.6 0.9 26 10 0
2019 2.1 0.8 30 0 0
2018 1.8 0.3 12 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WI · Fond Du Lac

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 134 employers in Fond Du Lac, 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 Boyers 72 Degrees 2.0 TCR
NAICS-TCR Jackson & Blanc 2.0 TCR
NAICS-TCR Hiller Denver 2.0 TCR
NAICS-TCR SE&M of the Triangle 2.0 TCR
STATE-SIZE Miron Construction Co., Inc. 1,490 FTE
STATE-SIZE 1855-WIMIL32 1,501 FTE
STATE-SIZE St. Agnes Hospital 1,479 FTE
STATE-SIZE FROEDTERT MENOMONEE FALLS HOSPITAL 1,473 FTE
CITY-NEAR Mercury Marine FdL Campus 3,778 FTE
CITY-NEAR Mercury Marine Fond du Lac 3,735 FTE
CITY-NEAR Lakeland Care Inc 521 FTE
CITY-NEAR C.D. Smith Home Office 445 FTE
NAT-TCR Wired Communications, LLC 2.0 TCR
NAT-TCR Home 2 2.0 TCR
NAT-TCR Whse 0 Seffner - #01 2.0 TCR
NAT-TCR Kings Mountain (FSFT) 2.0 TCR
NAT-SIZE Mercy Hospital Fairfield 1,494 FTE
NAT-SIZE 0594 - Lugoff SC DC 1,494 FTE
NAT-SIZE Motiva Enterprises LLC 1,494 FTE
NAT-SIZE Migrn - Grand Rapids Hub 1,494 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, 2022, 2021, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.