Roofing contractors · California

PetersenDean Roofing and Solar

Santa Rosa, CA · ~57 workers · 3 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

PetersenDean Roofing and Solar runs at 199% of its industry's injury rate - more dangerous than the typical Roofing contractors workplace, earning a grade D.

PetersenDean Roofing and Solar: 5.6 TCR = 199% of Roofing contractors BLS 2.8 · 3y Form 300A (see methodology below)

PetersenDean Roofing and Solar safety composite

PetersenDean Roofing and Solar scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 29%), 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

36/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 5.58 per 100 workers

Safer than 32% of industry peers

DART rate
F 3.9 per 100 workers

Safer than 29% 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

PetersenDean Roofing and Solar: 0.0 → 5.2 TCR

Peak year 2018 @ 11.5 TCR · DART/TCR 0.7× in 2019

PetersenDean Roofing and Solar's TCR rose 5.2 from 0.0 in 2017 to 5.2 in 2019. Peak filing year was 2018 at 11.5 TCR. In 2019, DART was 0.7× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

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

Grade D · TCR 5.6 · 199% of ind

  • DART 3.9 DART
  • RANK #84/149
  • PHOTO 4800
  • BOOK 3y book
  • INJ 10 inj
  • SIZE ~57 FTE

Nearest TCR peer: 4800 (0.0 TCR gap)

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

PetersenDean Roofing and Solar in the TCR neighbourhood

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

TCR

What this shows PetersenDean Roofing and Solar averages 5.6 TCR (199% of the Roofing contractors BLS benchmark).

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

PetersenDean Roofing and Solar TCR series: 2017=0 · 2018=11.5 · 2019=5.2 · BLS 2.8

Where PetersenDean Roofing and Solar falls in its industry

1,723 Roofing contractors establishments

Safer than 32% 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 #84 safest of 149 Roofing contractors employers in California.

PetersenDean Roofing and Solar (57 employees, TCR 5.6) 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 PetersenDean Roofing and Solar
PetersenDean Roofing and Solar (57 employees, TCR 5.6) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

PetersenDean Roofing and Solar has more 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
2019 5.2 3.9 4 0 0
2018 11.5 9.6 6 0 0
2017 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · CA · Santa Rosa

1,723 Roofing contractors 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 4800 5.6 TCR
NAICS-TCR Sprayfoams Roofing Southwest 5.6 TCR
NAICS-TCR Wayne's Roofing & Sheet MetalPKC 5.6 TCR
NAICS-TCR Western Roofing, INC 5.6 TCR
STATE-SIZE Bowles Farming Company 57 FTE
STATE-SIZE Blanc Vineyards, LLC 57 FTE
STATE-SIZE MI RANCHITO FARMING INC 57 FTE
STATE-SIZE Farmland Management Services 57 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 Commercial Cabinetry of Georgia, LLC 5.6 TCR
NAT-TCR Concours Mold Alabama Inc. 5.6 TCR
NAT-TCR Copper and Brass Sales - South Bend 5.6 TCR
NAT-TCR CoorsTek Center for Advanced Materials (CCAM) 5.6 TCR
NAT-SIZE Max & Erma's Peters Township 57 FTE
NAT-SIZE Max & Erma's Hilliard 57 FTE
NAT-SIZE Rws Wi Fset R1 Kenosha 57 FTE
NAT-SIZE Regional Zone - Taunton, MA 57 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: 2019, 2018, 2017. 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.