Alarm apparatus, electric, merchant wholesalers · Minnesota

JH Larson Electrical Plymouth

Plymouth, MN · ~74 workers · 6 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.6
Avg TCR
2.2
Industry avg
0
Fatalities
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The verdict

JH Larson Electrical Plymouth runs at 118% of its industry's injury rate - about level with the typical Alarm apparatus, electric, merchant wholesalers workplace, earning a grade C.

JH Larson Electrical Plymouth: 2.6 TCR = 118% of Alarm apparatus, electric, merchant wholesalers BLS 2.2 · 6y Form 300A (see methodology below)

JH Larson Electrical Plymouth safety composite

JH Larson Electrical Plymouth scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 42%), 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

45/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 2.59 per 100 workers

Safer than 45% of industry peers

DART rate
D 1.3 per 100 workers

Safer than 42% 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%).

JH Larson Electrical Plymouth held a steady TCR band

JH Larson Electrical Plymouth's TCR held near 0.1 from 2.7 in 2019 to 2.6 in 2024. Peak filing year was 2022 at 4.5 TCR. In 2024, DART was 0.5× this establishment's average TCR (severity share of cases).

2019=2.7 · 2020=0.0 · 2021=1.7 · 2022=4.5 · 2023=4.1 · 2024=2.6

OSHA ITA Form 300A scorecard

Establishment book 423610 · Plymouth, MN ABOVE-IND · SMALL

Grade C · TCR 2.6 · 118% of ind

  • DART 1.3 DART
  • RANK #18/30
  • PHOTO Hubbell Inc. (Aurora…
  • BOOK 6y book
  • INJ 11 inj
  • SIZE ~74 FTE

Nearest TCR peer: Hubbell Inc. (Aurora IL) (0.0 TCR gap)

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

JH Larson Electrical Plymouth in the TCR neighbourhood

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

TCR

What this shows JH Larson Electrical Plymouth averages 2.6 TCR (118% of the Alarm apparatus, electric, merchant wholesalers BLS benchmark).

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

JH Larson Electrical Plymouth TCR series: 2019=2.7 · 2020=0 · 2021=1.7 · 2022=4.5 · 2023=4.1 · 2024=2.6 · BLS 2.2

Where JH Larson Electrical Plymouth falls in its industry

1,190 Alarm apparatus, electric, mer establishments

Safer than 45% of graded establishments in this industry, whose median TCR is 2.4.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #18 safest of 30 Alarm apparatus, electric, mer employers in Minnesota.

JH Larson Electrical Plymouth (74 employees, TCR 2.6) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 2.4 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 JH Larson Electrical Plymouth
JH Larson Electrical Plymouth (74 employees, TCR 2.6) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 2.4

JH Larson Electrical Plymouth has more employees than the Alarm apparatus, electric, merchant whol median and a higher injury rate than the industry's median TCR of 2.4. 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 2.6 1.3 2 0 0
2023 4.1 4.1 3 0 0
2022 4.5 4.5 3 0 0
2021 1.7 0.0 1 0 0
2020 0.0 0.0 0 0 0
2019 2.7 2.7 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

423610 · MN · Plymouth

1,190 Alarm apparatus, electric, merchant wholesalers employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 321 employers in Plymouth, MN · 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 Hubbell Inc. (Aurora IL) 2.6 TCR
NAICS-TCR 6340-CAPITALTRISTATE-MD20772-KUPP 2.6 TCR
NAICS-TCR Retail Acquisition & Development 2.6 TCR
NAICS-TCR US - Branch Network : 0688 2.6 TCR
STATE-SIZE Willet Hauser Company, LLC 74 FTE
STATE-SIZE BT Shoreview 74 FTE
STATE-SIZE Wenzel Plymouth Plumbing 74 FTE
STATE-SIZE Metro Home Insulation 74 FTE
CITY-NEAR Lawrence Service LLC 3,881 FTE
CITY-NEAR EP SH Plymouth MN 2,084 FTE
CITY-NEAR EP / SH Plymouth MN 1,982 FTE
CITY-NEAR CN Plymouth 1,565 FTE
NAT-TCR One World Logistics of America Inc. 2.6 TCR
NAT-TCR 2764 - Christiana 2.6 TCR
NAT-TCR 2486 - South Lebanon 2.6 TCR
NAT-TCR Es-St Thomas Midtown 2.6 TCR
NAT-SIZE HP Ecological Services, LLC 74 FTE
NAT-SIZE CassMac LLC 74 FTE
NAT-SIZE Westside 74 FTE
NAT-SIZE Fechheimer Bros Co (Grantsville Plant) 74 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.

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

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