Firearms, small, manufacturing · Michigan

Marble's Gun Sights, Inc.

Gladstone, MI · ~35 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Marble's Gun Sights, Inc. runs at 305% of its industry's injury rate - far more dangerous than the typical Firearms, small, manufacturing workplace, earning a grade F.

Marble's Gun Sights, Inc.: 10.1 TCR = 305% of Firearms, small, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Marble's Gun Sights, Inc. safety composite

Marble's Gun Sights, Inc. scores strongest on dart rate (safer than 85% of same-industry peers) and weakest on total case rate (tcr) (safer than 4%), 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).

D

44/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 10.06 per 100 workers

Safer than 4% of industry peers

DART rate
B 0 per 100 workers

Safer than 85% 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%).

TCR Δ

−0.4

2023→2024

Marble's Gun Sights, Inc. injury rate improved

Marble's Gun Sights, Inc.'s TCR fell 0.4 from 10.3 in 2023 to 9.8 in 2024. Peak filing year was 2023 at 10.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=10.3 · 2024=9.8

OSHA ITA Form 300A scorecard

Establishment book 332994 · Gladstone, MI ABOVE-IND · SMALL

Grade F · TCR 10.1 · 305% of ind

  • DART 0.0 DART
  • RANK P4
  • PHOTO Henry Repeating Arms
  • BOOK 2y book
  • INJ 6 inj
  • SIZE ~35 FTE

Nearest TCR peer: Henry Repeating Arms (0.1 TCR gap)

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

Marble's Gun Sights, Inc. in the TCR neighbourhood

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

TCR

What this shows Marble's Gun Sights, Inc. averages 10.1 TCR (305% of the Firearms, small, manufacturing BLS benchmark).

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

Marble's Gun Sights, Inc. TCR series: 2023=10.3 · 2024=9.8 · BLS 3.3

Where Marble's Gun Sights, Inc. falls in its industry

126 Firearms, small, manufacturing establishments

Safer than 4% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers
Marble's Gun Sights, Inc. (35 employees, TCR 10.1) among 29 same-industry peers, split at the industry median of 98 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 05101520 Average employees Total Case Rate Marble's Gun Sights, Inc.
Marble's Gun Sights, Inc. (35 employees, TCR 10.1) among 29 same-industry peers, split at the industry median of 98 employees and a TCR of 2.5

Marble's Gun Sights, Inc. has fewer employees than the Firearms, small, manufacturing 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
2024 9.8 0.0 3 0 0
2023 10.3 3.4 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332994 · MI · Gladstone

126 Firearms, small, manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 6 employers in Gladstone, 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 Henry Repeating Arms 10.2 TCR
NAICS-TCR LMT Defense 9.2 TCR
NAICS-TCR Colt's Manufacturing Company LLC 11.2 TCR
NAICS-TCR Central Florida Firearms 7.7 TCR
STATE-SIZE Heeren, LLC - 42 North Apples 35 FTE
STATE-SIZE Harbor Farmz, North LLC 35 FTE
STATE-SIZE Willow Point Dairy 35 FTE
STATE-SIZE POWER & UTILITIES OPERATIONS - ROB 35 FTE
CITY-NEAR Payne & Dolan, Inc - MI/Shop/Trans./QC/Mfg. 119 FTE
CITY-NEAR VanAire 79 FTE
CITY-NEAR 3857_7372 42 FTE
CITY-NEAR Northern Michigan Veneers 41 FTE
NAT-TCR Amazon.com Services LLC - DCM5 10.1 TCR
NAT-TCR Lutheran Home of the Good Shepherd 10.1 TCR
NAT-TCR Hawarden Regional Healthcare 10.1 TCR
NAT-TCR NWK 10.1 TCR
NAT-SIZE Twigg Corporation 35 FTE
NAT-SIZE Circle C Paving and Construction LLC 35 FTE
NAT-SIZE Mahoney's Too Inc. 35 FTE
NAT-SIZE Dfa Distributing North - Schuylkill Haven Pa 35 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. 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.