Metal stampings (except automotive, cans, coins), unfinished, manufacturing · Wisconsin
Diamond Mfg. Co. DBA: McKey Perforating Co.
New Berlin, WI · ~47 workers · 6 years of OSHA Injury Tracking Application data.
- C
- Average Safety Record
- 3.7
- Avg TCR
- 3.3
- Industry avg
- 0
- Fatalities
The verdict
Diamond Mfg. Co. DBA: McKey Perforating Co. runs at 112% of its industry's injury rate - about level with the typical Metal stampings (except automotive, cans, coins), unfinished, manufacturing workplace, earning a grade C.
Diamond Mfg. Co. DBA: McKey Perforating Co.: 3.7 TCR = 112% of Metal stampings (except automotive, cans, coins), unfinished, manufacturing BLS 3.3 · 6y Form 300A (see methodology below)
Diamond Mfg. Co. DBA: McKey Perforating Co. safety composite
Diamond Mfg. Co. DBA: McKey Perforating Co. scores strongest on dart rate (safer than 82% 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).
68/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- C 3.68 per 100 workers
Safer than 66% of industry peers
- DART rate
- B 0 per 100 workers
Safer than 82% 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
−6.8
2019→2024
Diamond Mfg. Co. DBA: McKey Perforating Co. injury rate improved
Diamond Mfg. Co. DBA: McKey Perforating Co.'s TCR fell 6.8 from 6.8 in 2019 to 0.0 in 2024. Peak filing year was 2019 at 6.8 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
2019=6.8 · 2020=6.3 · 2021=1.9 · 2022=2.4 · 2023=4.8 · 2024=0.0
OSHA ITA Form 300A scorecard
Establishment book 332119 · New Berlin, WI ABOVE-IND · SMALL
Grade C · TCR 3.7 · 112% of ind
- DART 0.0 DART
- RANK #15/61
- PHOTO Gasket Manufacturing…
- BOOK 6y book
- INJ 9 inj
- SIZE ~47 FTE
Nearest TCR peer: Gasket Manufacturing Co (0.0 TCR gap)
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Diamond Mfg. Co. DBA: McKey Perforating Co. in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Diamond Mfg. Co. DBA: McKey Perforating Co.
3.7 TCR
- Gasket Manufac
Gasket Manufacturing Co
3.7 TCR
- Performance St
Performance Stamping LLC
3.7 TCR
- Brunk Industri
Brunk Industries - Lake Geneva
3.7 TCR
- Meier
Meier
3.7 TCR
What this shows Diamond Mfg. Co. DBA: McKey Perforating Co. averages 3.7 TCR (112% of the Metal stampings (except automotive, cans, coins), unfinished, manufacturing BLS benchmark).
Diamond Mfg. Co. DBA: McKey Perforating Co. TCR series: 2019=6.8 · 2020=6.3 · 2021=1.9 · 2022=2.4 · 2023=4.8 · 2024=0 · BLS 3.3
Where Diamond Mfg. Co. DBA: McKey Perforating Co. falls in its industry
477 Metal stampings (except automo establishmentsSafer than 66% of graded establishments in this industry, whose median TCR is 5.1.
Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #15 safest of 61 Metal stampings (except automo employers in Wisconsin.
Diamond Mfg. Co. DBA: McKey Perforating Co. has fewer employees than the Metal stampings (except automotive, cans median and a lower injury rate than the industry's median TCR of 5.1. 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 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2023 | 4.8 | 2.4 | 2 | 0 | 0 |
| 2022 | 2.4 | 0.0 | 1 | 0 | 0 |
| 2021 | 1.9 | 0.0 | 1 | 0 | 0 |
| 2020 | 6.3 | 6.3 | 2 | 0 | 0 |
| 2019 | 6.8 | 2.3 | 3 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
332119 · WI · New Berlin
477 Metal stampings (except automotive, cans, coins), unfinished, manufacturing employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 183 employers in New Berlin, WI · 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 | Gasket Manufacturing Co | 3.7 TCR |
| NAICS-TCR | Performance Stamping LLC | 3.7 TCR |
| NAICS-TCR | Brunk Industries - Lake Geneva | 3.7 TCR |
| NAICS-TCR | Meier | 3.7 TCR |
| STATE-SIZE | Calf Source, LLC | 47 FTE |
| STATE-SIZE | URUS Distribution Center | 47 FTE |
| STATE-SIZE | West Bend Service Center | 47 FTE |
| STATE-SIZE | Midwest Contract Operations, Inc. | 47 FTE |
| CITY-NEAR | Pieper Electric, Inc. | 1,154 FTE |
| CITY-NEAR | 5531 | 502 FTE |
| CITY-NEAR | Milwaukee Office | 425 FTE |
| CITY-NEAR | KS Energy Services (New Berlin) | 411 FTE |
| NAT-TCR | Warrenton, VA Office | 3.7 TCR |
| NAT-TCR | Hacienda Inc | 3.7 TCR |
| NAT-TCR | Vantage Corporation | 3.7 TCR |
| NAT-TCR | Streamworks | 3.7 TCR |
| NAT-SIZE | Travelodge - North Platte | 47 FTE |
| NAT-SIZE | RIM logistics, ltd. - LAX | 47 FTE |
| NAT-SIZE | Post General Contracting, LLC. | 47 FTE |
| NAT-SIZE | Pittco Architectural Metals, Inc. | 47 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.