Roofing contractors · California

Warren Knox Roofing

Scotts Valley, CA · ~39 workers · 6 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
25.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Warren Knox Roofing runs at 893% of its industry's injury rate - far more dangerous than the typical Roofing contractors workplace, earning a grade F.

Warren Knox Roofing: 25.0 TCR = 893% of Roofing contractors BLS 2.8 · 6y Form 300A (see methodology below)

Warren Knox Roofing safety composite

Warren Knox Roofing scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 1%), 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

17/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 24.99 per 100 workers

Safer than 1% of industry peers

DART rate
F 8.39 per 100 workers

Safer than 10% 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%).

Rising injury rate

Warren Knox Roofing: 6.8 → 28.0 TCR

Peak year 2018 @ 42.0 TCR · DART/TCR 0.34× in 2023

Warren Knox Roofing's TCR rose 21.1 from 6.8 in 2016 to 28.0 in 2023. Peak filing year was 2018 at 42.0 TCR. In 2023, DART was 0.34× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238160 · Scotts Valley, CA ABOVE-IND · SMALL

Grade F · TCR 25.0 · 893% of ind

  • DART 8.4 DART
  • RANK #145/149
  • PHOTO Skyline Roofing
  • BOOK 6y book
  • INJ 55 inj
  • SIZE ~39 FTE

Nearest TCR peer: Skyline Roofing (0.0 TCR gap)

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

Warren Knox Roofing in the TCR neighbourhood

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

TCR

What this shows Warren Knox Roofing averages 25.0 TCR (893% of the Roofing contractors BLS benchmark).

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

Warren Knox Roofing TCR series: 2016=6.8 · 2018=42 · 2019=37.6 · 2020=0 · 2021=35.6 · 2023=28 · BLS 2.8

Where Warren Knox Roofing falls in its industry

1,723 Roofing contractors establishments

Safer than 1% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #145 safest of 149 Roofing contractors employers in California.

Warren Knox Roofing (39 employees, TCR 25.0) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7 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 050100150 0102030 Average employees Total Case Rate Warren Knox Roofing
Warren Knox Roofing (39 employees, TCR 25.0) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

Warren Knox Roofing has fewer employees than the Roofing contractors median and a higher injury rate than the industry's median TCR of 3.7. 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 28.0 8.4 10 0 0
2021 35.6 11.9 12 0 0
2020 0.0 0.0 0 0 0
2019 37.6 11.6 13 0 0
2018 42.0 24.7 17 0 0
2016 6.8 6.8 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · CA · Scotts Valley

1,723 Roofing contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 34 employers in Scotts Valley, 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 Skyline Roofing 25.0 TCR
NAICS-TCR Pacific West Construction LLC 25.3 TCR
NAICS-TCR The Roofing Company Inc 25.4 TCR
NAICS-TCR Gil's Ventures, LLC 24.6 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 Threshold Enterprises 497 FTE
CITY-NEAR Central California Alliance for Health Scotts Valley 380 FTE
CITY-NEAR Bay Photo, Inc 340 FTE
CITY-NEAR Zero Motorcycles inc. 302 FTE
NAT-TCR North Ridge Skilled LLC 25.0 TCR
NAT-TCR Hermiston Highland 25.0 TCR
NAT-TCR Skyline Roofing 25.0 TCR
NAT-TCR 262 Tacoma 25.0 TCR
NAT-SIZE Josall Syracuse, Inc. 39 FTE
NAT-SIZE Thousand Oaks at Austin Ranch 39 FTE
NAT-SIZE CLE 39 FTE
NAT-SIZE Kessel Lumber Products 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: 2023, 2021, 2020, 2019, 2018, 2016. 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.