Decorative area lighting fixtures, residential, manufacturing · California

Cerno, LLC.

Irvine, CA · ~46 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
3.5
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Cerno, LLC. runs at 105% of its industry's injury rate - about level with the typical Decorative area lighting fixtures, residential, manufacturing workplace, earning a grade C.

Cerno, LLC.: 3.5 TCR = 105% of Decorative area lighting fixtures, residential, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Cerno, LLC. safety composite

Cerno, LLC. scores strongest on total case rate (tcr) (safer than 59% of same-industry peers) and weakest on dart rate (safer than 28%), 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).

D

46/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 3.48 per 100 workers

Safer than 59% of industry peers

DART rate
F 4.64 per 100 workers

Safer than 28% 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%).

Rising injury rate

Cerno, LLC.: 0.0 → 7.0 TCR

Peak year 2018 @ 7.0 TCR · DART/TCR 1.33× in 2018

Cerno, LLC.'s TCR rose 7.0 from 0.0 in 2017 to 7.0 in 2018. In 2018, DART was 1.33× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 335121 · Irvine, CA ABOVE-IND · SMALL

Grade C · TCR 3.5 · 105% of ind

  • DART 4.6 DART
  • RANK P59
  • PHOTO Acuity Brands Lighti…
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~46 FTE

Nearest TCR peer: Acuity Brands Lighting - Fishers (0.0 TCR gap)

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

Cerno, LLC. in the TCR neighbourhood

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

TCR

What this shows Cerno, LLC. averages 3.5 TCR (105% of the Decorative area lighting fixtures, residential, manufacturing BLS benchmark).

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

Cerno, LLC. TCR series: 2017=0 · 2018=7 · BLS 3.3

Where Cerno, LLC. falls in its industry

41 Decorative area lighting fixtu establishments

Safer than 59% of graded establishments in this industry, whose median TCR is 4.3.

More dangerous than peersSafer than peers
Cerno, LLC. (46 employees, TCR 3.5) among 25 same-industry peers, split at the industry median of 126 employees and a TCR of 4.3 2×2 strategic matrix plotting 26 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 0200400600800 0102030 Average employees Total Case Rate Cerno, LLC.
Cerno, LLC. (46 employees, TCR 3.5) among 25 same-industry peers, split at the industry median of 126 employees and a TCR of 4.3

Cerno, LLC. has fewer employees than the Decorative area lighting fixtures, resid 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
2018 7.0 4.6 3 0 0
2017 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

335121 · CA · Irvine

41 Decorative area lighting fixtures, residential, manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 622 employers in Irvine, 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 Acuity Brands Lighting - Fishers 3.5 TCR
NAICS-TCR AR Lamp Manufacturing 3.5 TCR
NAICS-TCR Juno - Fishers 3.4 TCR
NAICS-TCR LEVITON LIGHTING 3.2 TCR
STATE-SIZE Matteoli Brothers 46 FTE
STATE-SIZE IMR Farms-San Miguel 46 FTE
STATE-SIZE G&G Berry Farms 46 FTE
STATE-SIZE Pitigliano Farm Services, Inc. 46 FTE
CITY-NEAR UC Irvine 16,029 FTE
CITY-NEAR CA-10 4,926 FTE
CITY-NEAR Edwards Lifesciences 4,189 FTE
CITY-NEAR Johnson and Johnson MDD CSS Irvine 3,775 FTE
NAT-TCR New Horizons Corporation 3.5 TCR
NAT-TCR Hunter Truck Sales & Service Inc. - Eau Claire 3.5 TCR
NAT-TCR Republic National Distributing Company 22 3.5 TCR
NAT-TCR HealthSouth Corporation 3.5 TCR
NAT-SIZE DCPC Channahon 46 FTE
NAT-SIZE BRX 46 FTE
NAT-SIZE Smoky Mountain Nursing & Rehab 46 FTE
NAT-SIZE Enfield Nursing and Rehabilitation 46 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: 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.