Electric power transmission line and tower construction · Arizona

EC Source Services LLC

Mesa, AZ · ~345 workers · 5 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

EC Source Services LLC runs at 31% of its industry's injury rate - far safer than the typical Electric power transmission line and tower construction workplace, earning a grade A.

EC Source Services LLC: 0.9 TCR = 31% of Electric power transmission line and tower construction BLS 2.8 · 5y Form 300A (see methodology below)

EC Source Services LLC safety composite

EC Source Services LLC scores strongest on total case rate (tcr) (safer than 79% of same-industry peers) and weakest on fatalities (safer than 52%), 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).

C

72/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.87 per 100 workers

Safer than 79% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% of industry peers

Fatalities
D 0

Safer than 52% 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%).

EC Source Services LLC held a steady TCR band

EC Source Services LLC's TCR held near 0.2 from 1.3 in 2018 to 1.1 in 2023. Peak filing year was 2018 at 1.3 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2018=1.3 · 2019=1.3 · 2020=0.6 · 2021=0.0 · 2023=1.1

OSHA ITA Form 300A scorecard

Establishment book 237130 · Mesa, AZ AT/BELOW-IND · MID

Grade A · TCR 0.9 · 31% of ind

  • DART 0.0 DART
  • RANK #9/47
  • PHOTO Blue Ridge Power
  • BOOK 5y book
  • INJ 20 inj
  • SIZE ~345 FTE

Nearest TCR peer: Blue Ridge Power (0.0 TCR gap)

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

EC Source Services LLC in the TCR neighbourhood

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

TCR

What this shows EC Source Services LLC averages 0.9 TCR (31% of the Electric power transmission line and tower construction BLS benchmark).

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

EC Source Services LLC TCR series: 2018=1.3 · 2019=1.3 · 2020=0.6 · 2021=0 · 2023=1.1 · BLS 2.8

Where EC Source Services LLC falls in its industry

1,605 Electric power transmission li establishments

Safer than 79% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to Arizona alone (the establishments it most directly competes with for workers and contracts): ranked #9 safest of 47 Electric power transmission li employers in Arizona.

EC Source Services LLC (345 employees, TCR 0.9) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0 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 0100200300400500 05101520 Average employees Total Case Rate EC Source Services LLC
EC Source Services LLC (345 employees, TCR 0.9) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0

EC Source Services LLC has more employees than the Electric power transmission line and tow median and a lower injury rate than the industry's median TCR of 2.0. 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
2023 1.1 0.0 6 0 0
2021 0.0 0.0 2 0 0
2020 0.6 0.0 2 0 0
2019 1.3 0.5 5 0 0
2018 1.3 1.1 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237130 · AZ · Mesa

1,605 Electric power transmission line and tower construction employers nationwide with a credible TCR · 9,594 rated employers in Arizona with headcount on file · 565 employers in Mesa, 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 Blue Ridge Power 0.9 TCR
NAICS-TCR CA Advanced 0.9 TCR
NAICS-TCR PJVIDALIA: Vidalia GA - 3759 McIntosh 0.9 TCR
NAICS-TCR Windy City Tower Techs LLC 0.9 TCR
STATE-SIZE Oakcraft,Inc 345 FTE
STATE-SIZE 3861 345 FTE
STATE-SIZE Florence Service Processing Center 345 FTE
STATE-SIZE 3799 344 FTE
CITY-NEAR AZ001 4,193 FTE
CITY-NEAR AZAPW9668 AZA - RAMP PAX 3,181 FTE
CITY-NEAR 04-290370278-2 1,964 FTE
CITY-NEAR Police Department H210 1,651 FTE
NAT-TCR SAF-HOLLAND - Muskegon 0.9 TCR
NAT-TCR Compressed Air Technologies, Inc. 0.9 TCR
NAT-TCR Smithfield Packaged Meats 0.9 TCR
NAT-TCR Contact Center 0.9 TCR
NAT-SIZE Sysco Jacksonville 345 FTE
NAT-SIZE Nemak 345 FTE
NAT-SIZE Legrand AV Inc. 345 FTE
NAT-SIZE Queens Regional Office 345 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: 2023, 2021, 2020, 2019, 2018. 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.