Yacht building, not done in shipyards · Washington

S3 Maritime, LLC

Seattle, WA · ~59 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
12.5
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

S3 Maritime, LLC runs at 380% of its industry's injury rate - far more dangerous than the typical Yacht building, not done in shipyards workplace, earning a grade F.

S3 Maritime, LLC: 12.5 TCR = 380% of Yacht building, not done in shipyards BLS 3.3 · 2y Form 300A (see methodology below)

S3 Maritime, LLC safety composite

S3 Maritime, LLC scores strongest on dart rate (safer than 90% of same-industry peers) and weakest on total case rate (tcr) (safer than 7%), 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

47/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 12.54 per 100 workers

Safer than 7% of industry peers

DART rate
A 0 per 100 workers

Safer than 90% of industry peers

Fatalities
D 0

Safer than 50% 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

−13.9

2023→2024

S3 Maritime, LLC injury rate improved

S3 Maritime, LLC's TCR fell 13.9 from 19.5 in 2023 to 5.6 in 2024. Peak filing year was 2023 at 19.5 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=19.5 · 2024=5.6

OSHA ITA Form 300A scorecard

Establishment book 336612 · Seattle, WA ABOVE-IND · SMALL

Grade F · TCR 12.5 · 380% of ind

  • DART 0.0 DART
  • RANK #11/14
  • PHOTO Westerly Marine, Inc.
  • BOOK 2y book
  • INJ 12 inj
  • SIZE ~59 FTE

Nearest TCR peer: Westerly Marine, Inc. (0.0 TCR gap)

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

S3 Maritime, LLC in the TCR neighbourhood

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

TCR

What this shows S3 Maritime, LLC averages 12.5 TCR (380% of the Yacht building, not done in shipyards BLS benchmark).

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

S3 Maritime, LLC TCR series: 2023=19.5 · 2024=5.6 · BLS 3.3

Where S3 Maritime, LLC falls in its industry

249 Yacht building, not done in sh establishments

Safer than 7% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers

Narrower to Washington alone (the establishments it most directly competes with for workers and contracts): ranked #11 safest of 14 Yacht building, not done in sh employers in Washington.

S3 Maritime, LLC (59 employees, TCR 12.5) among 29 same-industry peers, split at the industry median of 121 employees and a TCR of 5.2 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 02004006008001,000 051015 Average employees Total Case Rate S3 Maritime, LLC
S3 Maritime, LLC (59 employees, TCR 12.5) among 29 same-industry peers, split at the industry median of 121 employees and a TCR of 5.2

S3 Maritime, LLC has fewer employees than the Yacht building, not done in shipyards median and a higher injury rate than the industry's median TCR of 5.2. 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 5.6 0.0 2 1 0
2023 19.5 5.8 10 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

336612 · WA · Seattle

249 Yacht building, not done in shipyards employers nationwide with a credible TCR · 10,147 rated employers in Washington with headcount on file · 1,279 employers in Seattle, WA · 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 Westerly Marine, Inc. 12.5 TCR
NAICS-TCR Recreation Unlimited, LLC 13.1 TCR
NAICS-TCR Hunt Yachts 13.1 TCR
NAICS-TCR Bayview Composites, LLC. 13.2 TCR
STATE-SIZE John I. Haas, Inc. - Warehouse Division 59 FTE
STATE-SIZE Nationwide Solar 59 FTE
STATE-SIZE Precision Concrete LLC 59 FTE
STATE-SIZE CHG Building Systems, Inc. 59 FTE
CITY-NEAR UW Seattle 32,378 FTE
CITY-NEAR The United States of America 25,000 FTE
CITY-NEAR Starz Entertainment 25,000 FTE
CITY-NEAR UW Medical Center - Montlake and NW 11,307 FTE
NAT-TCR Lincoln Court 12.5 TCR
NAT-TCR Lucky Day Logistics LLC 12.5 TCR
NAT-TCR Milkhouse Candle Co - New Hampton 12.5 TCR
NAT-TCR Blue Grass Stockyards of Lexington 12.5 TCR
NAT-SIZE Dakota Blenders 59 FTE
NAT-SIZE Snyder Manufacturing Inc. 59 FTE
NAT-SIZE FV Clinics-Univ Villge RX FSOC 59 FTE
NAT-SIZE Production Automation Inc. 59 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. 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.