Masonry contractors · California

QuarryHouse, Inc.

San Anselmo, CA · ~45 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
13.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

QuarryHouse, Inc. runs at 465% of its industry's injury rate - far more dangerous than the typical Masonry contractors workplace, earning a grade F.

QuarryHouse, Inc.: 13.0 TCR = 465% of Masonry contractors BLS 2.8 · 2y Form 300A (see methodology below)

QuarryHouse, Inc. safety composite

QuarryHouse, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 5%), 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

26/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 13.03 per 100 workers

Safer than 5% of industry peers

DART rate
F 3.72 per 100 workers

Safer than 31% 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

−41.5

2018→2024

QuarryHouse, Inc. injury rate improved

QuarryHouse, Inc.'s TCR fell 41.5 from 54.5 in 2018 to 13.0 in 2024. Peak filing year was 2018 at 54.5 TCR. In 2024, DART was 0.29× this establishment's average TCR (severity share of cases).

2018=54.5 · 2024=13.0

OSHA ITA Form 300A scorecard

Establishment book 238140 · San Anselmo, CA ABOVE-IND · SMALL

Grade F · TCR 13.0 · 465% of ind

  • DART 3.7 DART
  • RANK #73/77
  • PHOTO Soderberg Masonry, I…
  • BOOK 2y book
  • INJ 23 inj
  • SIZE ~45 FTE

Nearest TCR peer: Soderberg Masonry, Inc. (0.1 TCR gap)

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

QuarryHouse, Inc. in the TCR neighbourhood

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

TCR

What this shows QuarryHouse, Inc. averages 13.0 TCR (465% of the Masonry contractors BLS benchmark).

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

QuarryHouse, Inc. TCR series: 2018=54.5 · 2024=13 · BLS 2.8

Where QuarryHouse, Inc. falls in its industry

703 Masonry contractors establishments

Safer than 5% 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 #73 safest of 77 Masonry contractors employers in California.

QuarryHouse, Inc. (45 employees, TCR 13.0) 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 051015 Average employees Total Case Rate QuarryHouse, Inc.
QuarryHouse, Inc. (45 employees, TCR 13.0) among 29 same-industry peers, split at the industry median of 52 employees and a TCR of 3.9

QuarryHouse, Inc. has fewer employees than the Masonry contractors median and a higher 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 13.0 3.7 7 0 0
2018 54.5 54.5 16 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238140 · CA · San Anselmo

703 Masonry contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 11 employers in San Anselmo, 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 Soderberg Masonry, Inc. 12.9 TCR
NAICS-TCR Phoenix Masonry Inc 12.8 TCR
NAICS-TCR Hascall & Hall 12.7 TCR
NAICS-TCR United Masonry Incorporated of Virginia 12.7 TCR
STATE-SIZE Salinas Transplant Company 45 FTE
STATE-SIZE Terra Firma Farm 45 FTE
STATE-SIZE Donald Beeman Farm 45 FTE
STATE-SIZE Berry Mist Farms, LP 45 FTE
CITY-NEAR Play-Well TEKnologies Home Office 153 FTE
CITY-NEAR 6962-SWY-0025-0025-01723 87 FTE
CITY-NEAR SWY-0025-0025-01723 FAC-01723-SAN ANSELMO-CA 81 FTE
CITY-NEAR 6962-SWY 0025 1723 78 FTE
NAT-TCR Hixson Utility District 13.0 TCR
NAT-TCR Atlantic Specialty Care 13.0 TCR
NAT-TCR Northern Regional CFA Business Office 13.0 TCR
NAT-TCR Dakota Specialty Milling 13.0 TCR
NAT-SIZE Iowa Wall Systems, Inc 45 FTE
NAT-SIZE M2M On track LLC 45 FTE
NAT-SIZE Clearwing Productions Arizona LLC 45 FTE
NAT-SIZE Alamo Heights 45 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, 2018. 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.