Low voltage electrical work · Maryland

John E Kelly and Sons

Upper Marlboro, MD · ~128 workers · 3 years of OSHA Injury Tracking Application data.

C
Average Safety Record
3.1
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

John E Kelly and Sons runs at 112% of its industry's injury rate - about level with the typical Low voltage electrical work workplace, earning a grade C.

John E Kelly and Sons: 3.1 TCR = 112% of Low voltage electrical work BLS 2.8 · 3y Form 300A (see methodology below)

John E Kelly and Sons safety composite

John E Kelly and Sons scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 40%), 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 3.13 per 100 workers

Safer than 40% of industry peers

DART rate
D 0.75 per 100 workers

Safer than 47% 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%).

TCR Δ

−1.6

2022→2024

John E Kelly and Sons injury rate improved

John E Kelly and Sons's TCR fell 1.6 from 3.9 in 2022 to 2.3 in 2024. Peak filing year was 2022 at 3.9 TCR. In 2024, DART was 0.24× this establishment's average TCR (severity share of cases).

2022=3.9 · 2023=3.3 · 2024=2.3

OSHA ITA Form 300A scorecard

Establishment book 238210 · Upper Marlboro, MD ABOVE-IND · MID

Grade C · TCR 3.1 · 112% of ind

  • DART 0.8 DART
  • RANK #47/77
  • PHOTO Montgomery Electric …
  • BOOK 3y book
  • INJ 12 inj
  • SIZE ~128 FTE

Nearest TCR peer: Montgomery Electric Inc (0.0 TCR gap)

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

John E Kelly and Sons in the TCR neighbourhood

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

TCR

What this shows John E Kelly and Sons averages 3.1 TCR (112% of the Low voltage electrical work BLS benchmark).

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

John E Kelly and Sons TCR series: 2022=3.9 · 2023=3.3 · 2024=2.3 · BLS 2.8

Where John E Kelly and Sons falls in its industry

4,550 Low voltage electrical work establishments

Safer than 40% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Maryland alone (the establishments it most directly competes with for workers and contracts): ranked #47 safest of 77 Low voltage electrical work employers in Maryland.

John E Kelly and Sons (128 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5 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 051015 Average employees Total Case Rate John E Kelly and Sons
John E Kelly and Sons (128 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5

John E Kelly and Sons has more employees than the Low voltage electrical work median and a higher injury rate than the industry's median TCR of 2.5. 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 2.3 0.8 3 0 0
2023 3.3 1.6 4 0 0
2022 3.9 1.5 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238210 · MD · Upper Marlboro

4,550 Low voltage electrical work employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 98 employers in Upper Marlboro, MD · 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 Montgomery Electric Inc 3.1 TCR
NAICS-TCR CAREY ELECTRIC CO 3.1 TCR
NAICS-TCR MC Power Companies 3.1 TCR
NAICS-TCR R S Reidenbaugh Corp 3.1 TCR
STATE-SIZE MPS 128 FTE
STATE-SIZE US735: Linthicum Heights (Baltimore) 565 - SG 128 FTE
STATE-SIZE R.M. Thornton Mechanical 128 FTE
STATE-SIZE US MD Baltimore Plant 128 FTE
CITY-NEAR Washington DC 1,045 FTE
CITY-NEAR 3888 - East Coast Return Center 447 FTE
CITY-NEAR 3881 - Upper Marlboro FDC 431 FTE
CITY-NEAR Thos. Somerville Co. 368 FTE
NAT-TCR APC Pompano Beach 3.1 TCR
NAT-TCR AJM Packaging - Fullerton 3.1 TCR
NAT-TCR Delta Air Lines - MKE 3.1 TCR
NAT-TCR Gett Industries, Ltd 3.1 TCR
NAT-SIZE Cypress Cove Care Center, LLC 128 FTE
NAT-SIZE Southwind 128 FTE
NAT-SIZE Ron Marhofer Automall and Autoplex 128 FTE
NAT-SIZE 2086 - Columbus East Broad Street 128 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. 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.