Warm air heating equipment merchant wholesalers · Michigan

Mars Mi

Jackson, MI · ~45 workers · 9 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.1
Avg TCR
2.2
Industry avg
0
Fatalities
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The verdict

Mars Mi runs at 49% of its industry's injury rate - far safer than the typical Warm air heating equipment merchant wholesalers workplace, earning a grade A.

Mars Mi: 1.1 TCR = 49% of Warm air heating equipment merchant wholesalers BLS 2.2 · 9y Form 300A (see methodology below)

Mars Mi safety composite

Mars Mi scores strongest on total case rate (tcr) (safer than 80% of same-industry peers) and weakest on dart rate (safer than 35%), 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

57/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.07 per 100 workers

Safer than 80% of industry peers

DART rate
D 2.53 per 100 workers

Safer than 35% 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

Mars Mi: 0.0 → 2.5 TCR

Peak year 2024 @ 2.5 TCR · DART/TCR 2.36× in 2024

Mars Mi's TCR rose 2.5 from 0.0 in 2016 to 2.5 in 2024. In 2024, DART was 2.36× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 423730 · Jackson, MI AT/BELOW-IND · SMALL

Grade A · TCR 1.1 · 49% of ind

  • DART 2.5 DART
  • RANK #8/23
  • PHOTO Texas AirSystems, LLC
  • BOOK 9y book
  • INJ 4 inj
  • SIZE ~45 FTE

Nearest TCR peer: Texas AirSystems, LLC (0.0 TCR gap)

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

Mars Mi in the TCR neighbourhood

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

TCR

What this shows Mars Mi averages 1.1 TCR (49% of the Warm air heating equipment merchant wholesalers BLS benchmark).

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

Mars Mi TCR series: 2016=0 · 2017=2.5 · 2018=0 · 2019=0 · 2020=0 · 2021=2.1 · 2022=2.5 · 2023=0 · 2024=2.5 · BLS 2.2

Where Mars Mi falls in its industry

290 Warm air heating equipment mer establishments

Safer than 80% 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 #8 safest of 23 Warm air heating equipment mer employers in Michigan.

Mars Mi (45 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 45 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 0100200300400 0510152025 Average employees Total Case Rate Mars Mi
Mars Mi (45 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 45 employees and a TCR of 2.5

Mars Mi has more employees than the Warm air heating equipment merchant whol median and a lower 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
2024 2.5 2.5 1 0 0
2023 0.0 0.0 0 0 0
2022 2.5 0.0 1 0 0
2021 2.1 0.0 1 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0
2018 0.0 0.0 0 0 0
2017 2.5 2.5 1 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

423730 · MI · Jackson

290 Warm air heating equipment merchant wholesalers employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 207 employers in Jackson, 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 Texas AirSystems, LLC 1.1 TCR
NAICS-TCR 1820 - Charlotte 1.1 TCR
NAICS-TCR Niles 1.1 TCR
NAICS-TCR Air Reps, LLC - Portland 1.1 TCR
STATE-SIZE Grand Junction Office 45 FTE
STATE-SIZE DeWeerdt Poultry Farm, LLC 45 FTE
STATE-SIZE Clare SC 45 FTE
STATE-SIZE Thomas Sebold and Associates, Inc. 45 FTE
CITY-NEAR Allegiance Health 4,779 FTE
CITY-NEAR Main Hospital Campus 3,076 FTE
CITY-NEAR Henry Ford Jackson 2,045 FTE
CITY-NEAR Henry Ford- Jackson Downtown Campus 1,201 FTE
NAT-TCR WCAT Tulsa PSD 1.1 TCR
NAT-TCR Trinity Lighting, Inc. 1.1 TCR
NAT-TCR Cauliflower 1.1 TCR
NAT-TCR Capco Steel, Inc. 1.1 TCR
NAT-SIZE Ward Trucking LLC-Scranton 45 FTE
NAT-SIZE EMI Guide Rail, LLC 45 FTE
NAT-SIZE Howe Lumber 45 FTE
NAT-SIZE Interstate Landscaping of MS, Inc. 45 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, 2017, 2016. 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.