Mechanical contractors · Wisconsin

Martin Petersen Company, Inc.

Kenosha, WI · ~243 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.8
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Martin Petersen Company, Inc. runs at 29% of its industry's injury rate - far safer than the typical Mechanical contractors workplace, earning a grade A.

Martin Petersen Company, Inc.: 0.8 TCR = 29% of Mechanical contractors BLS 2.8 · 3y Form 300A (see methodology below)

Martin Petersen Company, Inc. safety composite

Martin Petersen Company, Inc. scores strongest on total case rate (tcr) (safer than 91% 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

68/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.82 per 100 workers

Safer than 91% of industry peers

DART rate
C 0.81 per 100 workers

Safer than 55% 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

Martin Petersen Company, Inc.: 0.5 → 0.8 TCR

Peak year 2018 @ 1.2 TCR · DART/TCR 0.99× in 2024

Martin Petersen Company, Inc.'s TCR rose 0.4 from 0.5 in 2017 to 0.8 in 2024. Peak filing year was 2018 at 1.2 TCR. In 2024, DART was 0.99× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Kenosha, WI AT/BELOW-IND · MID

Grade A · TCR 0.8 · 29% of ind

  • DART 0.8 DART
  • RANK #14/154
  • PHOTO Gallo Mechanical Ser…
  • BOOK 3y book
  • INJ 6 inj
  • SIZE ~243 FTE

Nearest TCR peer: Gallo Mechanical Services, L.L.C. (0.0 TCR gap)

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

Martin Petersen Company, Inc. in the TCR neighbourhood

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

TCR

What this shows Martin Petersen Company, Inc. averages 0.8 TCR (29% of the Mechanical contractors BLS benchmark).

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

Martin Petersen Company, Inc. TCR series: 2017=0.5 · 2018=1.2 · 2024=0.8 · BLS 2.8

Where Martin Petersen Company, Inc. falls in its industry

5,793 Mechanical contractors establishments

Safer than 91% 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 #14 safest of 154 Mechanical contractors employers in Wisconsin.

Martin Petersen Company, Inc. (243 employees, TCR 0.8) 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 050100150200250300 05101520 Average employees Total Case Rate Martin Petersen Company, Inc.
Martin Petersen Company, Inc. (243 employees, TCR 0.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Martin Petersen Company, Inc. has more employees than the Mechanical 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 0.8 0.8 2 0 0
2018 1.2 0.4 3 0 0
2017 0.5 0.5 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WI · Kenosha

5,793 Mechanical contractors employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 178 employers in Kenosha, 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 Gallo Mechanical Services, L.L.C. 0.8 TCR
NAICS-TCR Harris Pacific Northwest, LLC 0.8 TCR
NAICS-TCR A&B Process Systems Corp 0.8 TCR
NAICS-TCR Dewine Mechanical, Inc. 0.8 TCR
STATE-SIZE Klement Sausage Company, Inc. - Chase Plant 243 FTE
STATE-SIZE WSEL - Butler 243 FTE
STATE-SIZE Mid-States Aluminum 243 FTE
STATE-SIZE Lapham Hickey Steel Corp 243 FTE
CITY-NEAR North America Fulfillment Centers (FCs) : MKE1 3,474 FTE
CITY-NEAR Amazon.com Services LLC - MKE1 2,936 FTE
CITY-NEAR Aurora Medical Center Kenosha 2,233 FTE
CITY-NEAR Amazon Transportation Services : MKE5 1,671 FTE
NAT-TCR Sintavia LLC 0.8 TCR
NAT-TCR Welch Construction Inc. 0.8 TCR
NAT-TCR Elkton 0.8 TCR
NAT-TCR Arroyo California Car Wash 0.8 TCR
NAT-SIZE BERRYEVCL 243 FTE
NAT-SIZE Select Specialty Hospital - Jackson, Inc 243 FTE
NAT-SIZE Kwest Group, LLC. 243 FTE
NAT-SIZE Centre Care Inc dba Centre Crest 243 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, 2018, 2017. 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.