Plumbing contractors · California

Suttles Plumbing & Mechanical Corp.

Simi Valley, CA · ~120 workers · 5 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Suttles Plumbing & Mechanical Corp. runs at 85% of its industry's injury rate - about level with the typical Plumbing contractors workplace, earning a grade C.

Suttles Plumbing & Mechanical Corp.: 2.4 TCR = 85% of Plumbing contractors BLS 2.8 · 5y Form 300A (see methodology below)

Suttles Plumbing & Mechanical Corp. safety composite

Suttles Plumbing & Mechanical Corp. 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 2.39 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

−2.3

2018→2023

Suttles Plumbing & Mechanical Corp. injury rate improved

Suttles Plumbing & Mechanical Corp.'s TCR fell 2.3 from 2.3 in 2018 to 0.0 in 2023. Peak filing year was 2020 at 3.3 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2018=2.3 · 2019=3.2 · 2020=3.3 · 2021=3.1 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Simi Valley, CA AT/BELOW-IND · MID

Grade C · TCR 2.4 · 85% of ind

  • DART 0.0 DART
  • RANK #187/594
  • PHOTO Mechanical Design Sy…
  • BOOK 5y book
  • INJ 12 inj
  • SIZE ~120 FTE

Nearest TCR peer: Mechanical Design Systems, Inc. (0.0 TCR gap)

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

Suttles Plumbing & Mechanical Corp. in the TCR neighbourhood

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

TCR

What this shows Suttles Plumbing & Mechanical Corp. averages 2.4 TCR (85% of the Plumbing contractors BLS benchmark).

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

Suttles Plumbing & Mechanical Corp. TCR series: 2018=2.3 · 2019=3.2 · 2020=3.3 · 2021=3.1 · 2023=0 · BLS 2.8

Where Suttles Plumbing & Mechanical Corp. falls in its industry

5,793 Plumbing contractors establishments

Safer than 62% 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 #187 safest of 594 Plumbing contractors employers in California.

Suttles Plumbing & Mechanical Corp. (120 employees, TCR 2.4) 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 Suttles Plumbing & Mechanical Corp.
Suttles Plumbing & Mechanical Corp. (120 employees, TCR 2.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Suttles Plumbing & Mechanical Corp. has more employees than the Plumbing contractors median and a lower 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
2023 0.0 0.0 0 0 0
2021 3.1 2.1 3 0 0
2020 3.3 1.7 3 1 0
2019 3.2 1.6 4 0 0
2018 2.3 1.2 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Simi Valley

5,793 Plumbing contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 139 employers in Simi Valley, 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 Mechanical Design Systems, Inc. 2.4 TCR
NAICS-TCR On Point HVAC Corp 2.4 TCR
NAICS-TCR Walker J Walker 2.4 TCR
NAICS-TCR Valley Fire Protection Systems, LLC 2.4 TCR
STATE-SIZE Spreckels 120 FTE
STATE-SIZE VF - Healdsburg 120 FTE
STATE-SIZE Ito Brothers Inc. 120 FTE
STATE-SIZE Crown Citrus 120 FTE
CITY-NEAR Meggitt Safety Systems, Inc. 563 FTE
CITY-NEAR 9292-AHSV001 - HOSPITAL 555 FTE
CITY-NEAR City of Simi Valley 520 FTE
CITY-NEAR Milgard Manufacturing Simi Valley CA 511 FTE
NAT-TCR Market Basket #52 2.4 TCR
NAT-TCR Bellevue 2.4 TCR
NAT-TCR Bennington #171 2.4 TCR
NAT-TCR CPEP Inc.dba Port Fabricators 2.4 TCR
NAT-SIZE Shreveport Operations 120 FTE
NAT-SIZE 4223-M5600 120 FTE
NAT-SIZE Boyd Corporation Allenton 120 FTE
NAT-SIZE North America : Milliken Sidman 120 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: 2023, 2021, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.