Industrial supplies (except disposable plastics, paper) merchant wholesalers · Michigan

Mahar Tool Supply Company Inc - Sterling Heights

Sterling Heights, MI · ~68 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
5.4
Avg TCR
2.2
Industry avg
0
Fatalities
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The verdict

Mahar Tool Supply Company Inc - Sterling Heights runs at 245% of its industry's injury rate - far more dangerous than the typical Industrial supplies (except disposable plastics, paper) merchant wholesalers workplace, earning a grade F.

Mahar Tool Supply Company Inc - Sterling Heights: 5.4 TCR = 245% of Industrial supplies (except disposable plastics, paper) merchant wholesalers BLS 2.2 · 3y Form 300A (see methodology below)

Mahar Tool Supply Company Inc - Sterling Heights safety composite

Mahar Tool Supply Company Inc - Sterling Heights scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 2%), 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).

F

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 5.39 per 100 workers

Safer than 20% of industry peers

DART rate
F 15.09 per 100 workers

Safer than 2% 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%).

Rising injury rate

Mahar Tool Supply Company Inc - Sterling Heights: 0.0 → 15.1 TCR

Peak year 2023 @ 15.1 TCR · DART/TCR 2.8× in 2023

Mahar Tool Supply Company Inc - Sterling Heights's TCR rose 15.1 from 0.0 in 2016 to 15.1 in 2023. In 2023, DART was 2.8× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 423840 · Sterling Heights, MI ABOVE-IND · SMALL

Grade F · TCR 5.4 · 245% of ind

  • DART 15.1 DART
  • RANK #17/17
  • PHOTO MNTC2
  • BOOK 3y book
  • INJ 2 inj
  • SIZE ~68 FTE

Nearest TCR peer: MNTC2 (0.0 TCR gap)

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Mahar Tool Supply Company Inc - Sterling Heights in the TCR neighbourhood

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

TCR

What this shows Mahar Tool Supply Company Inc - Sterling Heights averages 5.4 TCR (245% of the Industrial supplies (except disposable plastics, paper) merchant wholesalers BLS benchmark).

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

Mahar Tool Supply Company Inc - Sterling Heights TCR series: 2016=0 · 2017=1.1 · 2023=15.1 · BLS 2.2

Where Mahar Tool Supply Company Inc - Sterling Heights falls in its industry

589 Industrial supplies (except di establishments

Safer than 20% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #17 safest of 17 Industrial supplies (except di employers in Michigan.

Mahar Tool Supply Company Inc - Sterling Heights (68 employees, TCR 5.4) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 2.5 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 0246810 Average employees Total Case Rate Mahar Tool Supply Company Inc - Sterling Heights
Mahar Tool Supply Company Inc - Sterling Heights (68 employees, TCR 5.4) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 2.5

Mahar Tool Supply Company Inc - Sterling Heights has more employees than the Industrial supplies (except disposable p median and a higher injury rate than the industry's median TCR of 2.5. 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 15.1 15.1 1 0 0
2017 1.1 0.0 1 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

423840 · MI · Sterling Heights

589 Industrial supplies (except disposable plastics, paper) merchant wholesalers employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 195 employers in Sterling Heights, MI · 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 MNTC2 5.4 TCR
NAICS-TCR Winnemucca 5.4 TCR
NAICS-TCR MO100 5.3 TCR
NAICS-TCR Windsor Locks 5.3 TCR
STATE-SIZE Gas Construction Lansing 68 FTE
STATE-SIZE Detroit Thermal 68 FTE
STATE-SIZE Erhardt Construction 68 FTE
STATE-SIZE 1001 - BELFOR Livonia MI 68 FTE
CITY-NEAR Sterling Heights Assembly Plant 5,783 FTE
CITY-NEAR STERLING PLNT 2,319 FTE
CITY-NEAR Sterling Stamping Plant 2,115 FTE
CITY-NEAR Conti, LLC 1,892 FTE
NAT-TCR American Red Cross - 1102 S 16th St 5.4 TCR
NAT-TCR Foxfire Property Management, Inc. 5.4 TCR
NAT-TCR American Greenfuels LLC 5.4 TCR
NAT-TCR 2003 William IH 35 5.4 TCR
NAT-SIZE D&A Glass 68 FTE
NAT-SIZE ITT Engineered Valves LLC 68 FTE
NAT-SIZE Metals USA Northbrook 68 FTE
NAT-SIZE El2 - Elections 68 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, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.