Plumbing and heating contractors · California

Daniel L. Marks Incorporated

Pleasanton, CA · ~88 workers · 5 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.2
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Daniel L. Marks Incorporated runs at 149% of its industry's injury rate - more dangerous than the typical Plumbing and heating contractors workplace, earning a grade D.

Daniel L. Marks Incorporated: 4.2 TCR = 149% of Plumbing and heating contractors BLS 2.8 · 5y Form 300A (see methodology below)

Daniel L. Marks Incorporated safety composite

Daniel L. Marks Incorporated scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 30%), 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

40/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.16 per 100 workers

Safer than 42% of industry peers

DART rate
F 2.94 per 100 workers

Safer than 30% 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

−4.5

2019→2024

Daniel L. Marks Incorporated injury rate improved

Daniel L. Marks Incorporated's TCR fell 4.5 from 8.9 in 2019 to 4.4 in 2024. Peak filing year was 2019 at 8.9 TCR. In 2024, DART was 0.71× this establishment's average TCR (severity share of cases).

2019=8.9 · 2021=3.3 · 2022=1.0 · 2023=3.2 · 2024=4.4

OSHA ITA Form 300A scorecard

Establishment book 238220 · Pleasanton, CA ABOVE-IND · SMALL

Grade D · TCR 4.2 · 149% of ind

  • DART 2.9 DART
  • RANK #320/594
  • PHOTO Brigade Fire Protect…
  • BOOK 5y book
  • INJ 14 inj
  • SIZE ~88 FTE

Nearest TCR peer: Brigade Fire Protection (0.0 TCR gap)

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

Daniel L. Marks Incorporated in the TCR neighbourhood

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

TCR

What this shows Daniel L. Marks Incorporated averages 4.2 TCR (149% of the Plumbing and heating contractors BLS benchmark).

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

Daniel L. Marks Incorporated TCR series: 2019=8.9 · 2021=3.3 · 2022=1 · 2023=3.2 · 2024=4.4 · BLS 2.8

Where Daniel L. Marks Incorporated falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 42% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #320 safest of 594 Plumbing and heating contracto employers in California.

Daniel L. Marks Incorporated (88 employees, TCR 4.2) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate Daniel L. Marks Incorporated
Daniel L. Marks Incorporated (88 employees, TCR 4.2) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Daniel L. Marks Incorporated has more employees than the Plumbing and heating contractors median and a higher injury rate than the industry's median TCR of 3.3. 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 4.4 2.9 3 0 0
2023 3.2 0.0 2 0 0
2022 1.0 0.0 1 0 0
2021 3.3 1.1 3 0 0
2019 8.9 1.8 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Pleasanton

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 169 employers in Pleasanton, 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 Brigade Fire Protection 4.2 TCR
NAICS-TCR Clima-Tech LLC 4.2 TCR
NAICS-TCR Sunstate Plumbing, Inc 4.2 TCR
NAICS-TCR Crawford Sprinkler Co of Raleigh 4.2 TCR
STATE-SIZE Neil Bassetti Farms, LLC 88 FTE
STATE-SIZE Espinosa 88 FTE
STATE-SIZE Shoei Foods USA, Inc. 88 FTE
STATE-SIZE Crown Hill Ranches Inc. 88 FTE
CITY-NEAR California Department of Transportation Facility 138 2,891 FTE
CITY-NEAR California Department of Transportation Facility 624 2,891 FTE
CITY-NEAR Pleasanton Campus 1,561 FTE
CITY-NEAR Sciens Building Solutions LLC 1,472 FTE
NAT-TCR Saint Cloud MN FXFE-STC 4.2 TCR
NAT-TCR Precision Machine, Inc. 4.2 TCR
NAT-TCR South Lyon Community Schools - 63240 4.2 TCR
NAT-TCR Horace 4.2 TCR
NAT-SIZE Fundamental 88 FTE
NAT-SIZE Future Foam, Inc- Plant 03 88 FTE
NAT-SIZE United Electric 88 FTE
NAT-SIZE Green Bay WI FXFE-GRB 88 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, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.