Polishing metals and metal products for the trade · Michigan

Mann Metal Finishing, Inc.

Hartford, MI · ~40 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.9
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Mann Metal Finishing, Inc. runs at 238% of its industry's injury rate - far more dangerous than the typical Polishing metals and metal products for the trade workplace, earning a grade F.

Mann Metal Finishing, Inc.: 7.9 TCR = 238% of Polishing metals and metal products for the trade BLS 3.3 · 5y Form 300A (see methodology below)

Mann Metal Finishing, Inc. safety composite

Mann Metal Finishing, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 11%), 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

23/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.86 per 100 workers

Safer than 16% of industry peers

DART rate
F 6.36 per 100 workers

Safer than 11% 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

Mann Metal Finishing, Inc.: 8.1 → 9.5 TCR

Peak year 2021 @ 13.3 TCR · DART/TCR 0.81× in 2024

Mann Metal Finishing, Inc.'s TCR rose 1.5 from 8.1 in 2019 to 9.5 in 2024. Peak filing year was 2021 at 13.3 TCR. In 2024, DART was 0.81× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332813 · Hartford, MI ABOVE-IND · SMALL

Grade F · TCR 7.9 · 238% of ind

  • DART 6.4 DART
  • RANK #40/48
  • PHOTO BRITE PLATING
  • BOOK 5y book
  • INJ 11 inj
  • SIZE ~40 FTE

Nearest TCR peer: BRITE PLATING (0.0 TCR gap)

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

Mann Metal Finishing, Inc. in the TCR neighbourhood

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

TCR

What this shows Mann Metal Finishing, Inc. averages 7.9 TCR (238% of the Polishing metals and metal products for the trade BLS benchmark).

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

Mann Metal Finishing, Inc. TCR series: 2019=8.1 · 2021=13.3 · 2022=5.2 · 2023=3.2 · 2024=9.5 · BLS 3.3

Where Mann Metal Finishing, Inc. falls in its industry

585 Polishing metals and metal pro establishments

Safer than 16% of graded establishments in this industry, whose median TCR is 4.0.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #40 safest of 48 Polishing metals and metal pro employers in Michigan.

Mann Metal Finishing, Inc. (40 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 4.0 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 0200400600 05101520 Average employees Total Case Rate Mann Metal Finishing, Inc.
Mann Metal Finishing, Inc. (40 employees, TCR 7.9) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 4.0

Mann Metal Finishing, Inc. has fewer employees than the Polishing metals and metal products for median and a higher injury rate than the industry's median TCR of 4.0. 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 9.5 6.4 2 1 0
2023 3.2 3.2 1 0 0
2022 5.2 0.0 2 0 0
2021 13.3 6.7 3 1 0
2019 8.1 5.4 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332813 · MI · Hartford

585 Polishing metals and metal products for the trade employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 6 employers in Hartford, 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 BRITE PLATING 7.8 TCR
NAICS-TCR American Metal Finishing, Inc 7.9 TCR
NAICS-TCR 2016log300a 7.8 TCR
NAICS-TCR Incertec 7.9 TCR
STATE-SIZE Bushel Basket Orchards, Inc 40 FTE
STATE-SIZE Shelbyville, MI 40 FTE
STATE-SIZE Dan & Jerrys Pineview Greenhouse LLC 40 FTE
STATE-SIZE Thumb Electric Cooperative of Michigan 40 FTE
CITY-NEAR Burnette Foods, Hartford 176 FTE
CITY-NEAR Van Buren/Cass District Health Department 86 FTE
CITY-NEAR Henkels & McCoy - Hartford, MI 50 FTE
CITY-NEAR Human Services Building-West 36 FTE
NAT-TCR Franz Family Bakeries Tacoma Pacific 7.9 TCR
NAT-TCR Pfizer-Groton 200 7.9 TCR
NAT-TCR 0755 - Fayetteville 7.9 TCR
NAT-TCR 1451 - Harvey 7.9 TCR
NAT-SIZE Long Brothers of Summerfield, Inc 40 FTE
NAT-SIZE CFS Taller Mantenimiento Equipo Pesado Gurabo 40 FTE
NAT-SIZE Conwaste Recogido Mayaguez 40 FTE
NAT-SIZE Skills of Central Pa Inc Pennsylvania Ave 40 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, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.