Masonry contractors · California

Williams & Sons Masonry

El Cajon, CA · ~37 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
3.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Williams & Sons Masonry runs at 106% of its industry's injury rate - about level with the typical Masonry contractors workplace, earning a grade C.

Williams & Sons Masonry: 3.0 TCR = 106% of Masonry contractors BLS 2.8 · 2y Form 300A (see methodology below)

Williams & Sons Masonry safety composite

Williams & Sons Masonry scores strongest on dart rate (safer than 80% 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).

C

66/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.96 per 100 workers

Safer than 62% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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%).

TCR Δ

−5.9

2022→2024

Williams & Sons Masonry injury rate improved

Williams & Sons Masonry's TCR fell 5.9 from 5.9 in 2022 to 0.0 in 2024. Peak filing year was 2022 at 5.9 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2022=5.9 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238140 · El Cajon, CA ABOVE-IND · SMALL

Grade C · TCR 3.0 · 106% of ind

  • DART 0.0 DART
  • RANK #21/77
  • PHOTO BJB Architectural Me…
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~37 FTE

Nearest TCR peer: BJB Architectural Metal Services (0.0 TCR gap)

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

Williams & Sons Masonry in the TCR neighbourhood

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

TCR

What this shows Williams & Sons Masonry averages 3.0 TCR (106% of the Masonry contractors BLS benchmark).

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

Williams & Sons Masonry TCR series: 2022=5.9 · 2024=0 · BLS 2.8

Where Williams & Sons Masonry falls in its industry

703 Masonry contractors establishments

Safer than 62% of graded establishments in this industry, whose median TCR is 3.9.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #21 safest of 77 Masonry contractors employers in California.

Williams & Sons Masonry (37 employees, TCR 3.0) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 3.9 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 0200400600 0246810 Average employees Total Case Rate Williams & Sons Masonry
Williams & Sons Masonry (37 employees, TCR 3.0) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 3.9

Williams & Sons Masonry has fewer employees than the Masonry contractors median and a lower injury rate than the industry's median TCR of 3.9. 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 0.0 0.0 0 0 0
2022 5.9 5.9 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238140 · CA · El Cajon

703 Masonry contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 236 employers in El Cajon, 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 BJB Architectural Metal Services 3.0 TCR
NAICS-TCR Palmer Waterproofing, Inc. 2.9 TCR
NAICS-TCR Building Systems Corp 2.9 TCR
NAICS-TCR NER Construction Management 2.9 TCR
STATE-SIZE BULLSEYE FARMS LLC 37 FTE
STATE-SIZE KP Spraying LLC 37 FTE
STATE-SIZE KAN - 01 37 FTE
STATE-SIZE Kimberlina Shop 37 FTE
CITY-NEAR SOUTHERN REGION : SDU 1,176 FTE
CITY-NEAR California Department of Transportation Facility 370 1,148 FTE
CITY-NEAR GKN Aerospace Chem-tronics 1,059 FTE
CITY-NEAR GKN Aerospace Chem Tronics 938 FTE
NAT-TCR American Plumbing and Heating 3.0 TCR
NAT-TCR Trusted Transport LLC 3.0 TCR
NAT-TCR Groveport - 6290 Opus Drive 3.0 TCR
NAT-TCR Postler & Jaeckle Corp. 3.0 TCR
NAT-SIZE Embassy Suites - El Paso 37 FTE
NAT-SIZE Solers-PI 37 FTE
NAT-SIZE Lake County 37 FTE
NAT-SIZE Hilton Garden Inn Casper 37 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, 2022. 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.