Glazing contractors · California

Oakstone Glass Corporation

Westlake Village, CA · ~28 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
18.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Oakstone Glass Corporation runs at 668% of its industry's injury rate - far more dangerous than the typical Glazing contractors workplace, earning a grade F.

Oakstone Glass Corporation: 18.7 TCR = 668% of Glazing contractors BLS 2.8 · 2y Form 300A (see methodology below)

Oakstone Glass Corporation safety composite

Oakstone Glass Corporation scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 2%), 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

18/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 18.69 per 100 workers

Safer than 2% of industry peers

DART rate
F 7.82 per 100 workers

Safer than 12% 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

−21.7

2017→2024

Oakstone Glass Corporation injury rate improved

Oakstone Glass Corporation's TCR fell 21.7 from 29.6 in 2017 to 7.8 in 2024. Peak filing year was 2017 at 29.6 TCR. In 2024, DART was 0.42× this establishment's average TCR (severity share of cases).

2017=29.6 · 2024=7.8

OSHA ITA Form 300A scorecard

Establishment book 238150 · Westlake Village, CA ABOVE-IND · SMALL

Grade F · TCR 18.7 · 668% of ind

  • DART 7.8 DART
  • RANK #49/53
  • PHOTO St. Johnsbury
  • BOOK 2y book
  • INJ 11 inj
  • SIZE ~28 FTE

Nearest TCR peer: St. Johnsbury (0.0 TCR gap)

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

Oakstone Glass Corporation in the TCR neighbourhood

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

TCR

What this shows Oakstone Glass Corporation averages 18.7 TCR (668% of the Glazing contractors BLS benchmark).

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

Oakstone Glass Corporation TCR series: 2017=29.6 · 2024=7.8 · BLS 2.8

Where Oakstone Glass Corporation falls in its industry

531 Glazing contractors establishments

Safer than 2% of graded establishments in this industry, whose median TCR is 4.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #49 safest of 53 Glazing contractors employers in California.

Oakstone Glass Corporation (28 employees, TCR 18.7) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 4.3 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 050100150200 05101520 Average employees Total Case Rate Oakstone Glass Corporation
Oakstone Glass Corporation (28 employees, TCR 18.7) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 4.3

Oakstone Glass Corporation has fewer employees than the Glazing contractors median and a higher injury rate than the industry's median TCR of 4.3. 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 7.8 7.8 2 0 0
2017 29.6 13.1 9 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238150 · CA · Westlake Village

531 Glazing contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 39 employers in Westlake Village, 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 St. Johnsbury 18.7 TCR
NAICS-TCR DLHG, Inc 19.0 TCR
NAICS-TCR The Glass Shop 19.1 TCR
NAICS-TCR J&A Glass & Mirror Inc 18.0 TCR
STATE-SIZE Davis Ranch L.L.C. 28 FTE
STATE-SIZE Steinbeck Country Produce 28 FTE
STATE-SIZE Harlan Family Ranch 28 FTE
STATE-SIZE KKG Equipment Company, LLC32 28 FTE
CITY-NEAR Security Paving Co. Inc. 740 FTE
CITY-NEAR Shire: Westlake Village 326 FTE
CITY-NEAR 0117 - WESTLAKE VILLAGE CA WHSE 299 FTE
CITY-NEAR 2810 - Westlake Village 254 FTE
NAT-TCR Store 1081 18.7 TCR
NAT-TCR BR-SSMI-BRANSON 18.7 TCR
NAT-TCR Easter Seals Hawaii - Autism Services 18.7 TCR
NAT-TCR S & S Welding, Inc 18.7 TCR
NAT-SIZE Telamon Corporation - Fenton 28 FTE
NAT-SIZE The Quality Roofing Company 28 FTE
NAT-SIZE Corteva Agriscience Princeton IL Research-PRI2 28 FTE
NAT-SIZE BesTech Tool LLC 28 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, 2017. 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.