Asphalt roof shingle installation · California

Warren Construction & Roofing, Inc

Santa Rosa, CA · ~29 workers · 8 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
19.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Warren Construction & Roofing, Inc runs at 701% of its industry's injury rate - far more dangerous than the typical Asphalt roof shingle installation workplace, earning a grade F.

Warren Construction & Roofing, Inc: 19.6 TCR = 701% of Asphalt roof shingle installation BLS 2.8 · 8y Form 300A (see methodology below)

Warren Construction & Roofing, Inc safety composite

Warren Construction & Roofing, Inc scores strongest on fatalities (safer than 51% 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

14/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 19.63 per 100 workers

Safer than 2% of industry peers

DART rate
F 16.89 per 100 workers

Safer than 2% 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 Construction & Roofing, Inc: 9.9 → 30.4 TCR

Peak year 2023 @ 34.7 TCR · DART/TCR 0.86× in 2024

Warren Construction & Roofing, Inc's TCR rose 20.5 from 9.9 in 2017 to 30.4 in 2024. Peak filing year was 2023 at 34.7 TCR. In 2024, DART was 0.86× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238160 · Santa Rosa, CA ABOVE-IND · SMALL

Grade F · TCR 19.6 · 701% of ind

  • DART 16.9 DART
  • RANK #140/149
  • PHOTO Guardian Operations …
  • BOOK 8y book
  • INJ 41 inj
  • SIZE ~29 FTE

Nearest TCR peer: Guardian Operations LLC (0.1 TCR gap)

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

Warren Construction & Roofing, Inc in the TCR neighbourhood

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

TCR

What this shows Warren Construction & Roofing, Inc averages 19.6 TCR (701% of the Asphalt roof shingle installation BLS benchmark).

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

Warren Construction & Roofing, Inc TCR series: 2017=9.9 · 2018=13.6 · 2019=13.1 · 2020=16.7 · 2021=21.1 · 2022=17.5 · 2023=34.7 · 2024=30.4 · BLS 2.8

Where Warren Construction & Roofing, Inc falls in its industry

1,723 Asphalt roof shingle installat establishments

Safer than 2% 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 #140 safest of 149 Asphalt roof shingle installat employers in California.

Warren Construction & Roofing, Inc (29 employees, TCR 19.6) 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 Construction & Roofing, Inc
Warren Construction & Roofing, Inc (29 employees, TCR 19.6) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

Warren Construction & Roofing, Inc has fewer employees than the Asphalt roof shingle installation 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
2024 30.4 16.9 8 1 0
2023 34.7 22.1 11 0 0
2022 17.5 14.0 5 0 0
2021 21.1 16.9 5 0 0
2020 16.7 16.7 4 0 0
2019 13.1 13.1 3 0 0
2018 13.6 13.6 3 0 0
2017 9.9 5.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · CA · Santa Rosa

1,723 Asphalt roof shingle installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 344 employers in Santa Rosa, 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 Guardian Operations LLC 19.8 TCR
NAICS-TCR Eagle Cornice Company 19.4 TCR
NAICS-TCR Cox Roofing Co., LLC 19.2 TCR
NAICS-TCR Pacific West Construction LLC 20.1 TCR
STATE-SIZE Sean V. Doherty Farms 29 FTE
STATE-SIZE Blanco Farms, LLC 29 FTE
STATE-SIZE CONSTRUCTION SUPPORT SHOP 29 FTE
STATE-SIZE Cottonwood Farms 29 FTE
CITY-NEAR California Department of Transportation Facility 543 2,891 FTE
CITY-NEAR 2032-02121251 2,209 FTE
CITY-NEAR 2004-00001480 1,970 FTE
CITY-NEAR CA720 SANTA ROSA MEMORIAL HOSPITAL HR 1,806 FTE
NAT-TCR Walker, Inc. 19.6 TCR
NAT-TCR The Bungalows at Fayetteville 19.6 TCR
NAT-TCR 1301 Fulton Fire Protection District 19.6 TCR
NAT-TCR 355185-Medina Po 19.6 TCR
NAT-SIZE Carron Asphalt Paving Inc 29 FTE
NAT-SIZE Human Services / Employment & Training 29 FTE
NAT-SIZE PS Ambulatory Services @ Southampton 29 FTE
NAT-SIZE Public Works - Streets amd Roads 29 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, 2021, 2020, 2019, 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.