Safety (i.e., pop-off) valves, industrial-type, manufacturing · Missouri

Kupferle, LLC

St. Louis, MO · ~48 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Kupferle, LLC runs at 32% of its industry's injury rate - far safer than the typical Safety (i.e., pop-off) valves, industrial-type, manufacturing workplace, earning a grade A.

Kupferle, LLC: 1.1 TCR = 32% of Safety (i.e., pop-off) valves, industrial-type, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Kupferle, LLC safety composite

Kupferle, LLC scores strongest on dart rate (safer than 78% of same-industry peers) and weakest on fatalities (safer than 50%), 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

69/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.06 per 100 workers

Safer than 73% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% 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

Kupferle, LLC: 0.0 → 2.1 TCR

Peak year 2024 @ 2.1 TCR · DART/TCR 0× in 2024

Kupferle, LLC's TCR rose 2.1 from 0.0 in 2023 to 2.1 in 2024. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332911 · St. Louis, MO AT/BELOW-IND · SMALL

Grade A · TCR 1.1 · 32% of ind

  • DART 0.0 DART
  • RANK #1/7
  • PHOTO ITT Engineered Valve…
  • BOOK 2y book
  • INJ 0 inj
  • SIZE ~48 FTE

Nearest TCR peer: ITT Engineered Valves, LLC (0.0 TCR gap)

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

Kupferle, LLC in the TCR neighbourhood

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

TCR

What this shows Kupferle, LLC averages 1.1 TCR (32% of the Safety (i.e., pop-off) valves, industrial-type, manufacturing BLS benchmark).

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

Kupferle, LLC TCR series: 2023=0 · 2024=2.1 · BLS 3.3

Where Kupferle, LLC falls in its industry

298 Safety (i.e., pop-off) valves, establishments

Safer than 73% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to Missouri alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 7 Safety (i.e., pop-off) valves, employers in Missouri.

Kupferle, LLC (48 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 92 employees and a TCR of 2.0 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 0200400600800 051015 Average employees Total Case Rate Kupferle, LLC
Kupferle, LLC (48 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 92 employees and a TCR of 2.0

Kupferle, LLC has fewer employees than the Safety (i.e., pop-off) valves, industria median and a lower injury rate than the industry's median TCR of 2.0. 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 2.1 0.0 0 1 0
2023 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332911 · MO · St. Louis

298 Safety (i.e., pop-off) valves, industrial-type, manufacturing employers nationwide with a credible TCR · 10,075 rated employers in Missouri with headcount on file · 686 employers in St. Louis, MO · 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 ITT Engineered Valves, LLC 1.1 TCR
NAICS-TCR ValvTechnologies LLC 1.1 TCR
NAICS-TCR Depend O Drain Inc. 1.1 TCR
NAICS-TCR Neles USA ,Inc dba StoneL 1.1 TCR
STATE-SIZE The Doe Run Company / Central Office 48 FTE
STATE-SIZE Charles F. Vatterott Construction Company 48 FTE
STATE-SIZE Worlds of Fun (Cedar Fair, LP, ET AL ID# 29-178536106-8) 48 FTE
STATE-SIZE Road Runner Safety Services, Inc 48 FTE
CITY-NEAR Monsanto - St. Louis 6,028 FTE
CITY-NEAR St. Anthony's Medical Center 3,706 FTE
CITY-NEAR ABI Corporation 2,720 FTE
CITY-NEAR Saint Louis University Hospital 2,084 FTE
NAT-TCR Nice-Pak Prod. Inc / PDI Inc. 1.1 TCR
NAT-TCR Columbus 2 1.1 TCR
NAT-TCR Thomas Construction Group LLC 1.1 TCR
NAT-TCR Wayne Holden Company Inc 1.1 TCR
NAT-SIZE Progressive Specialty Glass Company, Inc. 48 FTE
NAT-SIZE J. Charles Crystalworks Inc. 48 FTE
NAT-SIZE Serra Medical Transportation Inc 48 FTE
NAT-SIZE Optical Supply Inc 48 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.