Commercial building construction general contractors · Wisconsin

Supreme Structures Inc

Madison, WI · ~21 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
12.9
Avg TCR
2.9
Industry avg
0
Fatalities
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The verdict

Supreme Structures Inc runs at 447% of its industry's injury rate - far more dangerous than the typical Commercial building construction general contractors workplace, earning a grade F.

Supreme Structures Inc: 12.9 TCR = 447% of Commercial building construction general contractors BLS 2.9 · 2y Form 300A (see methodology below)

Supreme Structures Inc safety composite

Supreme Structures Inc scores strongest on dart rate (safer than 73% of same-industry peers) and weakest on total case rate (tcr) (safer than 3%), 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)
F 12.95 per 100 workers

Safer than 3% of industry peers

DART rate
C 0 per 100 workers

Safer than 73% 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%).

Rising injury rate

Supreme Structures Inc: 9.9 → 16.0 TCR

Peak year 2021 @ 16.0 TCR · DART/TCR 0× in 2021

Supreme Structures Inc's TCR rose 6.1 from 9.9 in 2020 to 16.0 in 2021. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 236220 · Madison, WI ABOVE-IND · SMALL

Grade F · TCR 12.9 · 447% of ind

  • DART 0.0 DART
  • RANK #135/149
  • PHOTO Bigelow & Lennon Con…
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~21 FTE

Nearest TCR peer: Bigelow & Lennon Construction (0.0 TCR gap)

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

Supreme Structures Inc in the TCR neighbourhood

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

TCR

What this shows Supreme Structures Inc averages 12.9 TCR (447% of the Commercial building construction general contractors BLS benchmark).

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

Supreme Structures Inc TCR series: 2020=9.9 · 2021=16 · BLS 2.9

Where Supreme Structures Inc falls in its industry

4,692 Commercial building constructi establishments

Safer than 3% of graded establishments in this industry, whose median TCR is 2.3.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #135 safest of 149 Commercial building constructi employers in Wisconsin.

Supreme Structures Inc (21 employees, TCR 12.9) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3 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 0100200300400500 051015 Average employees Total Case Rate Supreme Structures Inc
Supreme Structures Inc (21 employees, TCR 12.9) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

Supreme Structures Inc has fewer employees than the Commercial building construction general median and a higher injury rate than the industry's median TCR of 2.3. 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
2021 16.0 0.0 3 0 0
2020 9.9 9.9 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · WI · Madison

4,692 Commercial building construction general contractors employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 577 employers in Madison, WI · 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 Bigelow & Lennon Construction 13.0 TCR
NAICS-TCR 8015141 Navy Federal Credit Union Phase 2 13.0 TCR
NAICS-TCR Wichita 2016 13.0 TCR
NAICS-TCR Fox Structures Inc. 12.9 TCR
STATE-SIZE Legacy Farms LLC 21 FTE
STATE-SIZE Westby 21 FTE
STATE-SIZE Inguran LLC (dba STgenetics-Vienna Farms) 21 FTE
STATE-SIZE ALL ENERGY SOLAR MADISON WI 21 FTE
CITY-NEAR St. Mary's Hospital - Madison 2,401 FTE
CITY-NEAR Meriter Hospital 2,249 FTE
CITY-NEAR EatStreet 1,659 FTE
CITY-NEAR TDS - Junction Road (All Employees) 1,302 FTE
NAT-TCR Earl May Seed & Nursery Distribution Center 12.9 TCR
NAT-TCR Challenger Pallet & Supply Inc. Idaho 12.9 TCR
NAT-TCR 314903-Las-Winterwood Sta 12.9 TCR
NAT-TCR 072341-Den-North Pecos Sta 12.9 TCR
NAT-SIZE Grass Pad Stilwell 21 FTE
NAT-SIZE Meridian Tube Plant 21 FTE
NAT-SIZE Kirby Risk Electrical Supply Peoria 21 FTE
NAT-SIZE Greenpoint Ag- Gin & Warehouse 21 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: 2021, 2020. 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.