Washers, metal, manufacturing · California

D.W. Mack Co., Inc.

Azusa, CA · ~39 workers · 5 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.9
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

D.W. Mack Co., Inc. runs at 59% of its industry's injury rate - safer than the typical Washers, metal, manufacturing workplace, earning a grade B.

D.W. Mack Co., Inc.: 1.9 TCR = 59% of Washers, metal, manufacturing BLS 3.3 · 5y Form 300A (see methodology below)

D.W. Mack Co., Inc. safety composite

D.W. Mack Co., Inc. 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).

C

72/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.94 per 100 workers

Safer than 76% 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%).

D.W. Mack Co., Inc. held a steady TCR band

D.W. Mack Co., Inc.'s TCR held near 0.0 from 0.0 in 2018 to 0.0 in 2024. Peak filing year was 2020 at 7.5 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2018=0.0 · 2019=2.2 · 2020=7.5 · 2021=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 332722 · Azusa, CA AT/BELOW-IND · SMALL

Grade B · TCR 1.9 · 59% of ind

  • DART 0.0 DART
  • RANK #18/42
  • PHOTO Cleveland Division
  • BOOK 5y book
  • INJ 3 inj
  • SIZE ~39 FTE

Nearest TCR peer: Cleveland Division (0.0 TCR gap)

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

D.W. Mack Co., Inc. in the TCR neighbourhood

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

TCR

What this shows D.W. Mack Co., Inc. averages 1.9 TCR (59% of the Washers, metal, manufacturing BLS benchmark).

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

D.W. Mack Co., Inc. TCR series: 2018=0 · 2019=2.2 · 2020=7.5 · 2021=0 · 2024=0 · BLS 3.3

Where D.W. Mack Co., Inc. falls in its industry

335 Washers, metal, manufacturing establishments

Safer than 76% of graded establishments in this industry, whose median TCR is 3.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #18 safest of 42 Washers, metal, manufacturing employers in California.

D.W. Mack Co., Inc. (39 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 3.5 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 0100200300400500 05101520 Average employees Total Case Rate D.W. Mack Co., Inc.
D.W. Mack Co., Inc. (39 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 3.5

D.W. Mack Co., Inc. has fewer employees than the Washers, metal, manufacturing median and a lower injury rate than the industry's median TCR of 3.5. 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 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2020 7.5 5.0 2 1 0
2019 2.2 0.0 1 0 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332722 · CA · Azusa

335 Washers, metal, manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 73 employers in Azusa, CA · 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 Cleveland Division 1.9 TCR
NAICS-TCR Willie Washer Mfg. Co. 1.9 TCR
NAICS-TCR Providien Machining and Metals 1.9 TCR
NAICS-TCR ITW SAP - Darlington 2.0 TCR
STATE-SIZE San Felipe Farms 39 FTE
STATE-SIZE Schreiner Brothers Farms 39 FTE
STATE-SIZE TLC Custom Farming Company LLC 39 FTE
STATE-SIZE Sonoma Valley Vineyards 39 FTE
CITY-NEAR NGSP-E654 991 FTE
CITY-NEAR NGAS-E650 989 FTE
CITY-NEAR City of Azusa 366 FTE
CITY-NEAR City of Azusa - Public Works 336 FTE
NAT-TCR Beaverton Container 1.9 TCR
NAT-TCR Cable Com, Inc 1.9 TCR
NAT-TCR Cincinnati Oh - 083 1.9 TCR
NAT-TCR Trident Steel Corporation 1.9 TCR
NAT-SIZE Jit Tool & Die, Inc 39 FTE
NAT-SIZE Ag Processing Inc. Manning 39 FTE
NAT-SIZE Cedar Grove Assisted Living 39 FTE
NAT-SIZE Isabel Bloom 39 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, 2021, 2020, 2019, 2018. 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.