Low voltage electrical work · Pennsylvania

Wm. A. J. Shaeffer Sons Inc.

King F Prussia, PA · ~125 workers · 2 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

Wm. A. J. Shaeffer Sons Inc. runs at 0% of its industry's injury rate - about level with the typical Low voltage electrical work workplace, earning a grade C.

Wm. A. J. Shaeffer Sons Inc.: 0.0 TCR = 0% of Low voltage electrical work BLS 2.8 · 2y Form 300A (see methodology below)

Wm. A. J. Shaeffer Sons Inc. safety composite

Wm. A. J. Shaeffer Sons 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

80/100

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 78% 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%).

Wm. A. J. Shaeffer Sons Inc. held a steady TCR band

Wm. A. J. Shaeffer Sons Inc.'s TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2017. Peak filing year was 2016 at 0.0 TCR.

2016=0.0 · 2017=0.0

OSHA ITA Form 300A scorecard

Establishment book 238210 · King F Prussia, PA AT/BELOW-IND · MID

Grade C · TCR 0.0 · 0% of ind

  • DART 0.0 DART
  • RANK #0/191
  • PHOTO Putzel Electrical Co…
  • BOOK 2y book
  • INJ 0 inj
  • SIZE ~125 FTE

Nearest TCR peer: Putzel Electrical Contractors, Inc. (0.0 TCR gap)

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

Wm. A. J. Shaeffer Sons Inc. in the TCR neighbourhood

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

TCR

What this shows Wm. A. J. Shaeffer Sons Inc. averages 0.0 TCR (0% 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

Wm. A. J. Shaeffer Sons Inc. TCR series: 2016=0 · 2017=0 · BLS 2.8

Where Wm. A. J. Shaeffer Sons Inc. falls in its industry

4,550 Low voltage electrical work establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Pennsylvania alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 191 Low voltage electrical work employers in Pennsylvania.

Wm. A. J. Shaeffer Sons Inc. (125 employees, TCR 0.0) 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 Wm. A. J. Shaeffer Sons Inc.
Wm. A. J. Shaeffer Sons Inc. (125 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5

Wm. A. J. Shaeffer Sons Inc. has more employees than the Low voltage electrical work median and a lower 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
2017 0.0 0.0 0 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238210 · PA · King F Prussia

4,550 Low voltage electrical work employers nationwide with a credible TCR · 22,692 rated employers in Pennsylvania with headcount on file · 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 Putzel Electrical Contractors, Inc. 0.0 TCR
NAICS-TCR Bergelectric Corp. NM 0.0 TCR
NAICS-TCR Contech Control Services, Inc. 0.0 TCR
NAICS-TCR CA Bakersfield 0.0 TCR
STATE-SIZE Giorgi Mushroom Farm 2 125 FTE
STATE-SIZE Keystone Custom Management 125 FTE
STATE-SIZE Marr Development 125 FTE
STATE-SIZE M. O'Herron Company 125 FTE
NAT-TCR Aviation Other : Virtual Employee Roll-Up Site 0.0 TCR
NAT-TCR AZ-01 0.0 TCR
NAT-TCR CT-02 0.0 TCR
NAT-TCR NJ-05 0.0 TCR
NAT-SIZE TREC 125 FTE
NAT-SIZE Main Office NV - 002 125 FTE
NAT-SIZE Peapod S&S Abington, Ma 125 FTE
NAT-SIZE Full Sail Brewing 125 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: 2017, 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.