Electrical wiring contractors · California

Wireless - Corona, CA

Corona, CA · ~86 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Wireless - Corona, CA runs at 23% of its industry's injury rate - far safer than the typical Electrical wiring contractors workplace, earning a grade A.

Wireless - Corona, CA: 0.6 TCR = 23% of Electrical wiring contractors BLS 2.8 · 3y Form 300A (see methodology below)

Wireless - Corona, CA safety composite

Wireless - Corona, CA scores strongest on total case rate (tcr) (safer than 90% of same-industry peers) and weakest on fatalities (safer than 51%), 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

76/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.64 per 100 workers

Safer than 90% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% of industry peers

Fatalities
D 0

Safer than 51% 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%).

Wireless - Corona, CA held a steady TCR band

Wireless - Corona, CA's TCR held near 0.0 from 0.0 in 2021 to 0.0 in 2023. Peak filing year was 2022 at 1.9 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2021=0.0 · 2022=1.9 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238210 · Corona, CA AT/BELOW-IND · SMALL

Grade A · TCR 0.6 · 23% of ind

  • DART 0.0 DART
  • RANK #37/548
  • PHOTO Fisk Electric Compan…
  • BOOK 3y book
  • INJ 2 inj
  • SIZE ~86 FTE

Nearest TCR peer: Fisk Electric Company - Dallas, TX (0.0 TCR gap)

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

Wireless - Corona, CA in the TCR neighbourhood

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

TCR

What this shows Wireless - Corona, CA averages 0.6 TCR (23% of the Electrical wiring contractors BLS benchmark).

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

Wireless - Corona, CA TCR series: 2021=0 · 2022=1.9 · 2023=0 · BLS 2.8

Where Wireless - Corona, CA falls in its industry

4,550 Electrical wiring contractors establishments

Safer than 90% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #37 safest of 548 Electrical wiring contractors employers in California.

Wireless - Corona, CA (86 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5 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 05001,0001,500 051015 Average employees Total Case Rate Wireless - Corona, CA
Wireless - Corona, CA (86 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5

Wireless - Corona, CA has more employees than the Electrical wiring contractors median and a lower injury rate than the industry's median TCR of 2.5. 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
2023 0.0 0.0 0 0 0
2022 1.9 1.9 2 0 0
2021 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238210 · CA · Corona

4,550 Electrical wiring contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 409 employers in Corona, 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 Fisk Electric Company - Dallas, TX 0.6 TCR
NAICS-TCR Code Electric, Inc. 0.6 TCR
NAICS-TCR CETI 0.6 TCR
NAICS-TCR Camus Electric Company Inc 0.6 TCR
STATE-SIZE MALAGA HARVEST SHOP 86 FTE
STATE-SIZE Muller Ranch, LLC 86 FTE
STATE-SIZE OXNARD TERRACE 86 FTE
STATE-SIZE Mushroom Farms 86 FTE
CITY-NEAR Monster Energy Company 2535 Anselmo Dr 2,572 FTE
CITY-NEAR Monster Energy Company 2,388 FTE
CITY-NEAR Monster Energy Company - Anselmo Dr, Corona 2,335 FTE
CITY-NEAR California Department of Transportation Facility 289 1,587 FTE
NAT-TCR Hauling Away LLC 0.6 TCR
NAT-TCR State of Iowa-Dept of Health 0.6 TCR
NAT-TCR Trademark Metals Recycling LLC - Sutton 0.6 TCR
NAT-TCR Holland Construction Services, Inc 0.6 TCR
NAT-SIZE KTM Industries, Inc Reno 86 FTE
NAT-SIZE ES/Electrical Maintenance and Construction - 37 86 FTE
NAT-SIZE St. Joseph MO Refinery 86 FTE
NAT-SIZE Hotel Management of New Orleans, LLC. 86 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: 2023, 2022, 2021. 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.