Heating, ventilation and air-conditioning (HVAC) contractors · Illinois

American Combustion Service, Inc.

Mokena, IL · ~30 workers · 6 years of OSHA Injury Tracking Application data.

C
Average Safety Record
0.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

American Combustion Service, Inc. runs at 0% of its industry's injury rate - about level with the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade C.

American Combustion Service, Inc.: 0.0 TCR = 0% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 6y Form 300A (see methodology below)

American Combustion Service, Inc. safety composite

American Combustion Service, Inc. scores strongest on total case rate (tcr) (safer than 100% 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).

B

81/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0 per 100 workers

Safer than 100% 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%).

American Combustion Service, Inc. held a steady TCR band

American Combustion Service, Inc.'s TCR held near 0.0 from 0.0 in 2019 to 0.0 in 2024. Peak filing year was 2019 at 0.0 TCR.

2019=0.0 · 2020=0.0 · 2021=0.0 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Mokena, IL AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

  • DART 0.0 DART
  • RANK #0/230
  • PHOTO Spectrum Mechanical,…
  • BOOK 6y book
  • INJ 0 inj
  • SIZE ~30 FTE

Nearest TCR peer: Spectrum Mechanical, LLC (0.0 TCR gap)

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

American Combustion Service, Inc. in the TCR neighbourhood

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

TCR

What this shows American Combustion Service, Inc. averages 0.0 TCR (0% of the Heating, ventilation and air-conditioning (HVAC) contractors BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-09-26

American Combustion Service, Inc. TCR series: 2019=0 · 2020=0 · 2021=0 · 2022=0 · 2023=0 · 2024=0 · BLS 2.8

Where American Combustion Service, Inc. falls in its industry

5,793 Heating, ventilation and air-c establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 230 Heating, ventilation and air-c employers in Illinois.

American Combustion Service, Inc. (30 employees, TCR 0.0) 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 05101520 Average employees Total Case Rate American Combustion Service, Inc.
American Combustion Service, Inc. (30 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

American Combustion Service, Inc. has fewer employees than the Heating, ventilation and air-conditionin 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
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · IL · Mokena

5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 47 employers in Mokena, IL · 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 Spectrum Mechanical, LLC 0.0 TCR
NAICS-TCR NXP Semiconductors 0.0 TCR
NAICS-TCR Houston, TX HVAC 0.1 TCR
NAICS-TCR Automated Logic Controls (Midwest) 0.1 TCR
STATE-SIZE Hampton Inn & Suites Mt. Prospect 30 FTE
STATE-SIZE Greenville FPD 30 FTE
STATE-SIZE Maintenance Bureau - District 1 30 FTE
STATE-SIZE Fire Station 30 FTE
CITY-NEAR Meijer273 265 FTE
CITY-NEAR Presence Life Connections 250 FTE
CITY-NEAR 273 - Mokena 249 FTE
CITY-NEAR Provisur Technologies Mokena 228 FTE
NAT-TCR Cedar Bay Entertainment LLC 0.0 TCR
NAT-TCR Cardinal Health 7000 and 7200 0.0 TCR
NAT-TCR One Federal Street 0.0 TCR
NAT-TCR City of Fremont - Community Support Includes Recreation and Human Services 0.0 TCR
NAT-SIZE Jackie O's Brewery - 1 30 FTE
NAT-SIZE Refractory Sales & Service Co., Inc. 30 FTE
NAT-SIZE Continental Plumbing, Inc. 30 FTE
NAT-SIZE Admin Services 30 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, 2022, 2021, 2020, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.