Resins, plastics (except custom compounding purchased resins), manufacturing · Michigan

Trinseo LLC

Midland, MI · ~209 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Trinseo LLC runs at 30% of its industry's injury rate - far safer than the typical Resins, plastics (except custom compounding purchased resins), manufacturing workplace, earning a grade A.

Trinseo LLC: 1.0 TCR = 30% of Resins, plastics (except custom compounding purchased resins), manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Trinseo LLC safety composite

Trinseo LLC scores strongest on total case rate (tcr) (safer than 71% of same-industry peers) and weakest on dart rate (safer than 48%), 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

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 0.99 per 100 workers

Safer than 71% of industry peers

DART rate
D 0.49 per 100 workers

Safer than 48% 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%).

Trinseo LLC held a steady TCR band

Trinseo LLC's TCR held near 0.0 from 1.0 in 2023 to 1.0 in 2024. Peak filing year was 2023 at 1.0 TCR. In 2024, DART was 0.49× this establishment's average TCR (severity share of cases).

2023=1.0 · 2024=1.0

OSHA ITA Form 300A scorecard

Establishment book 325211 · Midland, MI AT/BELOW-IND · MID

Grade A · TCR 1.0 · 30% of ind

  • DART 0.5 DART
  • RANK #9/31
  • PHOTO Dianal America, Inc.
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~209 FTE

Nearest TCR peer: Dianal America, Inc. (0.0 TCR gap)

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

Trinseo LLC in the TCR neighbourhood

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

TCR

What this shows Trinseo LLC averages 1.0 TCR (30% of the Resins, plastics (except custom compounding purchased resins), manufacturing BLS benchmark).

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

Trinseo LLC TCR series: 2023=1 · 2024=1 · BLS 3.3

Where Trinseo LLC falls in its industry

644 Resins, plastics (except custo establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #9 safest of 31 Resins, plastics (except custo employers in Michigan.

Trinseo LLC (209 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 72 employees and a TCR of 2.0 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 05001,0001,500 0246810 Average employees Total Case Rate Trinseo LLC
Trinseo LLC (209 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 72 employees and a TCR of 2.0

Trinseo LLC has more employees than the Resins, plastics (except custom compound median and a lower injury rate than the industry's median TCR of 2.0. 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 1.0 0.5 2 0 0
2023 1.0 0.5 1 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

325211 · MI · Midland

644 Resins, plastics (except custom compounding purchased resins), manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 135 employers in Midland, MI · 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 Dianal America, Inc. 1.0 TCR
NAICS-TCR COIM West Deptford 1.0 TCR
NAICS-TCR INEOS Neville Island Plant 1.0 TCR
NAICS-TCR Croydon Emulsions 1.0 TCR
STATE-SIZE Northern Concrete pipe 209 FTE
STATE-SIZE DeWys Manufacturing 209 FTE
STATE-SIZE Matcor Automotive (Michigan) Inc. 209 FTE
STATE-SIZE Keihin Michigan Manufacturing LLC. 209 FTE
CITY-NEAR Michigan Operations - Midland 3,755 FTE
CITY-NEAR Dow Chemical - Great Lakes Bay Region Corporate Facilities 3,454 FTE
CITY-NEAR MyMichigan Medical Center Midland 2,965 FTE
CITY-NEAR MidMichigan Medical Center - Midland 2,348 FTE
NAT-TCR Corsicana Home Care 1.0 TCR
NAT-TCR Newton Service Center 1.0 TCR
NAT-TCR STR0415 1.0 TCR
NAT-TCR STR0538 1.0 TCR
NAT-SIZE Ecolab Manufacturing Roscoe 209 FTE
NAT-SIZE CA-Dominguez Hills S/C 209 FTE
NAT-SIZE Adams Rite Aerospace 209 FTE
NAT-SIZE Brown-Forman Cooperage 209 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.