Electric contracting · Arizona

Lone Star Electrical Systems, LLC

Tucson, AZ · ~21 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Lone Star Electrical Systems, LLC runs at 241% of its industry's injury rate - far more dangerous than the typical Electric contracting workplace, earning a grade F.

Lone Star Electrical Systems, LLC: 6.7 TCR = 241% of Electric contracting BLS 2.8 · 2y Form 300A (see methodology below)

Lone Star Electrical Systems, LLC safety composite

Lone Star Electrical Systems, LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 3%), 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

19/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.74 per 100 workers

Safer than 13% of industry peers

DART rate
F 9.03 per 100 workers

Safer than 3% 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%).

Rising injury rate

Lone Star Electrical Systems, LLC: 4.5 → 9.0 TCR

Peak year 2024 @ 9.0 TCR · DART/TCR 1.34× in 2024

Lone Star Electrical Systems, LLC's TCR rose 4.6 from 4.5 in 2023 to 9.0 in 2024. In 2024, DART was 1.34× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238210 · Tucson, AZ ABOVE-IND · SMALL

Grade F · TCR 6.7 · 241% of ind

  • DART 9.0 DART
  • RANK #98/105
  • PHOTO Clark Electric
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~21 FTE

Nearest TCR peer: Clark Electric (0.0 TCR gap)

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

Lone Star Electrical Systems, LLC in the TCR neighbourhood

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

TCR

What this shows Lone Star Electrical Systems, LLC averages 6.7 TCR (241% of the Electric contracting BLS benchmark).

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

Lone Star Electrical Systems, LLC TCR series: 2023=4.5 · 2024=9 · BLS 2.8

Where Lone Star Electrical Systems, LLC falls in its industry

4,550 Electric contracting establishments

Safer than 13% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Arizona alone (the establishments it most directly competes with for workers and contracts): ranked #98 safest of 105 Electric contracting employers in Arizona.

Lone Star Electrical Systems, LLC (21 employees, TCR 6.7) 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 Lone Star Electrical Systems, LLC
Lone Star Electrical Systems, LLC (21 employees, TCR 6.7) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5

Lone Star Electrical Systems, LLC has fewer employees than the Electric contracting 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 9.0 9.0 2 0 0
2023 4.5 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238210 · AZ · Tucson

4,550 Electric contracting employers nationwide with a credible TCR · 9,594 rated employers in Arizona with headcount on file · 1,150 employers in Tucson, AZ · 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 Clark Electric 6.8 TCR
NAICS-TCR Aldon Electric, Inc. 6.8 TCR
NAICS-TCR IFS-GA-MBZ 6.8 TCR
NAICS-TCR Wolfe Electric Co., Inc. - Lincoln 6.7 TCR
STATE-SIZE Curry Farms LLC 21 FTE
STATE-SIZE A & P Farms 21 FTE
STATE-SIZE ARLINGTON BARNS 21 FTE
STATE-SIZE Southwest Energy Shop and Warehouse 21 FTE
CITY-NEAR University of Arizona 18,951 FTE
CITY-NEAR Raytheon_Tucson_AZ_Airport Site 9,878 FTE
CITY-NEAR Tucson Medical Center 4,407 FTE
CITY-NEAR U.S. Border Patrol Sector - Tucson 3,989 FTE
NAT-TCR Inficon EDC, Inc. 6.7 TCR
NAT-TCR G&G Industries, Inc 6.7 TCR
NAT-TCR Meadow Ridge Senior Living 6.7 TCR
NAT-TCR The Pointe at Jacksonville 6.7 TCR
NAT-SIZE Singer Steel 21 FTE
NAT-SIZE Faciliserv, Inc SC 21 FTE
NAT-SIZE Giombetti Electric Inc. 21 FTE
NAT-SIZE Dracut 21 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. 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.