Glazing contractors · California

Corona Aluminum Co

Riverside, CA · ~25 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Corona Aluminum Co runs at 45% of its industry's injury rate - far safer than the typical Glazing contractors workplace, earning a grade A.

Corona Aluminum Co: 1.3 TCR = 45% of Glazing contractors BLS 2.8 · 3y Form 300A (see methodology below)

Corona Aluminum Co safety composite

Corona Aluminum Co scores strongest on total case rate (tcr) (safer than 91% 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).

B

77/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 1.25 per 100 workers

Safer than 91% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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%).

Corona Aluminum Co held a steady TCR band

Corona Aluminum Co's TCR held near 0.0 from 0.0 in 2022 to 0.0 in 2024. Peak filing year was 2023 at 3.7 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2022=0.0 · 2023=3.7 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238150 · Riverside, CA AT/BELOW-IND · SMALL

Grade A · TCR 1.3 · 45% of ind

  • DART 0.0 DART
  • RANK #5/53
  • PHOTO Ajay Glass & Mirror Co
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~25 FTE

Nearest TCR peer: Ajay Glass & Mirror Co (0.0 TCR gap)

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

Corona Aluminum Co in the TCR neighbourhood

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

TCR

What this shows Corona Aluminum Co averages 1.3 TCR (45% of the Glazing contractors BLS benchmark).

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

Corona Aluminum Co TCR series: 2022=0 · 2023=3.7 · 2024=0 · BLS 2.8

Where Corona Aluminum Co falls in its industry

531 Glazing contractors establishments

Safer than 91% 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 #5 safest of 53 Glazing contractors employers in California.

Corona Aluminum Co (25 employees, TCR 1.3) 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 Corona Aluminum Co
Corona Aluminum Co (25 employees, TCR 1.3) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 4.3

Corona Aluminum Co has fewer employees than the Glazing contractors median and a lower 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 0.0 0.0 0 0 0
2023 3.7 3.7 1 0 0
2022 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238150 · CA · Riverside

531 Glazing contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 536 employers in Riverside, 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 Ajay Glass & Mirror Co 1.3 TCR
NAICS-TCR Enclos - NY MoMA 1.2 TCR
NAICS-TCR Bell County Glass Company Inc 1.3 TCR
NAICS-TCR Enclos - Adobe North Tower 1.2 TCR
STATE-SIZE Conservation Farms Ranches 25 FTE
STATE-SIZE GM Ag Services, Inc. 25 FTE
STATE-SIZE Farm Shop 25 FTE
STATE-SIZE Dougherty Brothers 25 FTE
CITY-NEAR UC Riverside 8,676 FTE
CITY-NEAR CA-21 4,525 FTE
CITY-NEAR Riverside Community Hospital 2,354 FTE
CITY-NEAR 08681351 RIVERSIDE MED CENTER 2,349 FTE
NAT-TCR Counsel Construction 1.3 TCR
NAT-TCR Giant 161 1.3 TCR
NAT-TCR Fromkin Brothers, Inc. 1.3 TCR
NAT-TCR Ideal Contracting, L.L.C. 1.3 TCR
NAT-SIZE Summers of Fort Wayne, Inc. 25 FTE
NAT-SIZE TK Mold & Engineering, Inc. 25 FTE
NAT-SIZE McCabe Construction, Inc. 25 FTE
NAT-SIZE JAL Enterprises, Inc. dba The Source 25 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, 2022. 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.