Avionics Shop · Montana

Aerotronics Inc

Billings, MT · ~20 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.9
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

Aerotronics Inc runs at 42% of its industry's injury rate - far safer than the typical Avionics Shop workplace, earning a grade A.

Aerotronics Inc: 1.9 TCR = 42% of Avionics Shop BLS 4.5 · 3y Form 300A (see methodology below)

Aerotronics Inc safety composite

Aerotronics Inc scores strongest on dart rate (safer than 81% of same-industry peers) and weakest on fatalities (safer than 50%), 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

69/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.89 per 100 workers

Safer than 71% of industry peers

DART rate
B 0 per 100 workers

Safer than 81% 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%).

Aerotronics Inc held a steady TCR band

Aerotronics Inc's TCR held near 0.0 from 0.0 in 2021 to 0.0 in 2023. Peak filing year was 2022 at 5.7 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2021=0.0 · 2022=5.7 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 488190 · Billings, MT AT/BELOW-IND · SMALL

Grade A · TCR 1.9 · 42% of ind

  • DART 0.0 DART
  • RANK #4/9
  • PHOTO FL026
  • BOOK 3y book
  • INJ 0 inj
  • SIZE ~20 FTE

Nearest TCR peer: FL026 (0.0 TCR gap)

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

Aerotronics Inc in the TCR neighbourhood

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

TCR

What this shows Aerotronics Inc averages 1.9 TCR (42% of the Avionics Shop BLS benchmark).

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

Aerotronics Inc TCR series: 2021=0 · 2022=5.7 · 2023=0 · BLS 4.5

Where Aerotronics Inc falls in its industry

992 Avionics Shop establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 3.2.

More dangerous than peersSafer than peers

Narrower to Montana alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 9 Avionics Shop employers in Montana.

Aerotronics Inc (20 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 3.2 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 05001,0001,500 05101520 Average employees Total Case Rate Aerotronics Inc
Aerotronics Inc (20 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 3.2

Aerotronics Inc has fewer employees than the Avionics Shop median and a lower injury rate than the industry's median TCR of 3.2. 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
2023 0.0 0.0 0 0 0
2022 5.7 0.0 0 1 0
2021 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

488190 · MT · Billings

992 Avionics Shop employers nationwide with a credible TCR · 1,536 rated employers in Montana with headcount on file · 327 employers in Billings, MT · 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 FL026 1.9 TCR
NAICS-TCR VT Mobile Aerospace Engineering, Inc 1.9 TCR
NAICS-TCR John Bean Technologies Corporation PHX-BHS 1.9 TCR
NAICS-TCR Textron Aviation - HBS Wichita 1.9 TCR
STATE-SIZE URUS Production - Billings 20 FTE
STATE-SIZE PETE CLAUSEN AND SONS, INC 20 FTE
STATE-SIZE HAVRE SAND & GRAVEL, INC. 20 FTE
STATE-SIZE Bradford Roof Management, Inc. 20 FTE
CITY-NEAR Billings Clinic Hospital 2,366 FTE
CITY-NEAR St. Vincent Healthcare 1,860 FTE
CITY-NEAR Billings Clinic Downtown Campus 1,223 FTE
CITY-NEAR St. John's Lutheran Ministries 651 FTE
NAT-TCR Ryder-EMA Minooka 1.9 TCR
NAT-TCR Anver Corporation 1.9 TCR
NAT-TCR Flaherty & Collins Inc 1.9 TCR
NAT-TCR Lorain County Health & Dentistry 1.9 TCR
NAT-SIZE Future Air 20 FTE
NAT-SIZE Eagle Machine 20 FTE
NAT-SIZE Biff Baker Fence Co., Inc. 20 FTE
NAT-SIZE Alloy Resources Corporation 20 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.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.