Alarm systems and equipment manufacturing · Missouri

Potter Electric Signal Company

Hazelwood, MO · ~177 workers · 3 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Potter Electric Signal Company runs at 83% of its industry's injury rate - about level with the typical Alarm systems and equipment manufacturing workplace, earning a grade C.

Potter Electric Signal Company: 2.7 TCR = 83% of Alarm systems and equipment manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Potter Electric Signal Company safety composite

Potter Electric Signal Company scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 5%), 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

22/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 2.74 per 100 workers

Safer than 19% of industry peers

DART rate
F 3.78 per 100 workers

Safer than 5% 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%).

Rising injury rate

Potter Electric Signal Company: 3.2 → 3.8 TCR

Peak year 2024 @ 3.8 TCR · DART/TCR 1.38× in 2024

Potter Electric Signal Company's TCR rose 0.5 from 3.2 in 2016 to 3.8 in 2024. In 2024, DART was 1.38× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 334290 · Hazelwood, MO AT/BELOW-IND · MID

Grade C · TCR 2.7 · 83% of ind

  • DART 3.8 DART
  • RANK #2/6
  • PHOTO Pyott Boone Electron…
  • BOOK 3y book
  • INJ 15 inj
  • SIZE ~177 FTE

Nearest TCR peer: Pyott Boone Electronics Inc. (0.1 TCR gap)

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

Potter Electric Signal Company in the TCR neighbourhood

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

TCR

What this shows Potter Electric Signal Company averages 2.7 TCR (83% of the Alarm systems and equipment manufacturing BLS benchmark).

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

Potter Electric Signal Company TCR series: 2016=3.2 · 2018=1.2 · 2024=3.8 · BLS 3.3

Where Potter Electric Signal Company falls in its industry

103 Alarm systems and equipment ma establishments

Safer than 19% of graded establishments in this industry, whose median TCR is 0.8.

More dangerous than peersSafer than peers

Narrower to Missouri alone (the establishments it most directly competes with for workers and contracts): ranked #2 safest of 6 Alarm systems and equipment ma employers in Missouri.

Potter Electric Signal Company (177 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 127 employees and a TCR of 0.8 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 05001,0001,5002,000 012345 Average employees Total Case Rate Potter Electric Signal Company
Potter Electric Signal Company (177 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 127 employees and a TCR of 0.8

Potter Electric Signal Company has more employees than the Alarm systems and equipment manufacturin median and a higher injury rate than the industry's median TCR of 0.8. 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 3.8 3.8 9 0 0
2018 1.2 0.6 2 0 0
2016 3.2 3.2 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

334290 · MO · Hazelwood

103 Alarm systems and equipment manufacturing employers nationwide with a credible TCR · 10,075 rated employers in Missouri with headcount on file · 106 employers in Hazelwood, MO · 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 Pyott Boone Electronics Inc. 2.8 TCR
NAICS-TCR Sonetics 2.8 TCR
NAICS-TCR BAE Systems I&S - Spring Lake 2.9 TCR
NAICS-TCR LOGUS MICROWAVE 2.6 TCR
STATE-SIZE Kodiak Service Center 177 FTE
STATE-SIZE AMEREN MISSOURI - MO MGO Gas 177 FTE
STATE-SIZE Square Up Builders, LLC 177 FTE
STATE-SIZE Kansas City Office 177 FTE
CITY-NEAR Amazon Transportation Services : STL5 1,215 FTE
CITY-NEAR AMZL : DLI1 969 FTE
CITY-NEAR bioMerieux Inc. 960 FTE
CITY-NEAR bioMerieux St. Louis 871 FTE
NAT-TCR 052 - Fairfax Va 2.7 TCR
NAT-TCR 6614 Lakewood Ca 2.7 TCR
NAT-TCR G M Mattress and Foam Corporation 2.7 TCR
NAT-TCR Mk Heating and Air Conditioning, Inc. 2.7 TCR
NAT-SIZE 2038 Coborn's New Prague 177 FTE
NAT-SIZE 2035 Coborn's Cooper 177 FTE
NAT-SIZE 2029 Coborn's Albertville 177 FTE
NAT-SIZE The Almond Company LP 177 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, 2018, 2016. 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.