Boiler, heating, installation · Wisconsin

Cardinal Heating & Air Conditioning, Inc

Sun Prairie, WI · ~108 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
25.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Cardinal Heating & Air Conditioning, Inc runs at 894% of its industry's injury rate - far more dangerous than the typical Boiler, heating, installation workplace, earning a grade F.

Cardinal Heating & Air Conditioning, Inc: 25.0 TCR = 894% of Boiler, heating, installation BLS 2.8 · 3y Form 300A (see methodology below)

Cardinal Heating & Air Conditioning, Inc safety composite

Cardinal Heating & Air Conditioning, Inc scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 0%), 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).

F

20/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 25.04 per 100 workers

Safer than 0% of industry peers

DART rate
F 4.08 per 100 workers

Safer than 21% 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

Cardinal Heating & Air Conditioning, Inc: 11.9 → 16.3 TCR

Peak year 2022 @ 47.0 TCR · DART/TCR 0.16× in 2023

Cardinal Heating & Air Conditioning, Inc's TCR rose 4.4 from 11.9 in 2021 to 16.3 in 2023. Peak filing year was 2022 at 47.0 TCR. In 2023, DART was 0.16× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Sun Prairie, WI ABOVE-IND · MID

Grade F · TCR 25.0 · 894% of ind

  • DART 4.1 DART
  • RANK #153/154
  • PHOTO Greenwell Plumbing
  • BOOK 3y book
  • INJ 25 inj
  • SIZE ~108 FTE

Nearest TCR peer: Greenwell Plumbing (0.0 TCR gap)

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

Cardinal Heating & Air Conditioning, Inc in the TCR neighbourhood

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

TCR

What this shows Cardinal Heating & Air Conditioning, Inc averages 25.0 TCR (894% of the Boiler, heating, installation BLS benchmark).

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

Cardinal Heating & Air Conditioning, Inc TCR series: 2021=11.9 · 2022=47 · 2023=16.3 · BLS 2.8

Where Cardinal Heating & Air Conditioning, Inc falls in its industry

5,793 Boiler, heating, installation establishments

Safer than 0% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #153 safest of 154 Boiler, heating, installation employers in Wisconsin.

Cardinal Heating & Air Conditioning, Inc (108 employees, TCR 25.0) 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 0102030 Average employees Total Case Rate Cardinal Heating & Air Conditioning, Inc
Cardinal Heating & Air Conditioning, Inc (108 employees, TCR 25.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Cardinal Heating & Air Conditioning, Inc has more employees than the Boiler, heating, installation 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
2023 16.3 4.1 18 2 0
2022 47.0 47.0 4 37 0
2021 11.9 10.7 3 7 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WI · Sun Prairie

5,793 Boiler, heating, installation employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 69 employers in Sun Prairie, 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 Greenwell Plumbing 25.0 TCR
NAICS-TCR Emerald Heating 24.8 TCR
NAICS-TCR Estes Oil Burner Service Inc 24.7 TCR
NAICS-TCR Legacy Air, Inc. - Bakersfield 24.7 TCR
STATE-SIZE Wiese Brothers Farms 108 FTE
STATE-SIZE Pagel's Ponderosa Dairy LLC 108 FTE
STATE-SIZE Corporate Headquarters 108 FTE
STATE-SIZE Kraemer North America - All Other WI 108 FTE
CITY-NEAR Sun Prairie Location 290 FTE
CITY-NEAR WM 1267 286 FTE
CITY-NEAR SUN PRAIRIE GENERAL OFC 278 FTE
CITY-NEAR CB Sun Prairie 275 FTE
NAT-TCR City of Golden Valley 25.0 TCR
NAT-TCR Feld Entertainment - D27 25.0 TCR
NAT-TCR BNA - Provisioning 25.0 TCR
NAT-TCR Fire Department 25.0 TCR
NAT-SIZE KB Home Southbay 108 FTE
NAT-SIZE 5280 Solutions LLC 108 FTE
NAT-SIZE Content Critical Solutions - New Jersey 108 FTE
NAT-SIZE Budnick Headquarters 108 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, 2022, 2021. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.