Wholesale manufactureers representative who sells and distributes plumbing and mechanical contracting supplies · Arizona

Southwestern Mechanical LLC

Gilbert, AZ · ~19 workers · 3 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Southwestern Mechanical LLC runs at 66% of its industry's injury rate - safer than the typical Wholesale manufactureers representative who sells and distributes plumbing and mechanical contracting supplies workplace, earning a grade B.

Southwestern Mechanical LLC: 1.9 TCR = 66% of Wholesale manufactureers representative who sells and distributes plumbing and mechanical contracting supplies BLS 2.8 · 3y Form 300A (see methodology below)

Southwestern Mechanical LLC safety composite

Southwestern Mechanical LLC scores strongest on dart rate (safer than 80% 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).

C

69/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.85 per 100 workers

Safer than 71% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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%).

Southwestern Mechanical LLC held a steady TCR band

Southwestern Mechanical LLC's TCR held near 0.0 from 0.0 in 2019 to 0.0 in 2022. Peak filing year was 2020 at 5.5 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

2019=0.0 · 2020=5.5 · 2022=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Gilbert, AZ AT/BELOW-IND · SMALL

Grade B · TCR 1.9 · 66% of ind

  • DART 0.0 DART
  • RANK #44/131
  • PHOTO M&D Home oiffice
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~19 FTE

Nearest TCR peer: M&D Home oiffice (0.0 TCR gap)

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

Southwestern Mechanical LLC in the TCR neighbourhood

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

TCR

What this shows Southwestern Mechanical LLC averages 1.9 TCR (66% of the Wholesale manufactureers representative who sells and distributes plumbing and mechanical contracting supplies BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-09-26

Southwestern Mechanical LLC TCR series: 2019=0 · 2020=5.5 · 2022=0 · BLS 2.8

Where Southwestern Mechanical LLC falls in its industry

5,793 Wholesale manufactureers repre establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Arizona alone (the establishments it most directly competes with for workers and contracts): ranked #44 safest of 131 Wholesale manufactureers repre employers in Arizona.

Southwestern Mechanical LLC (19 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 Southwestern Mechanical LLC
Southwestern Mechanical LLC (19 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Southwestern Mechanical LLC has fewer employees than the Wholesale manufactureers representative median and a lower injury rate than the industry's median TCR of 3.3. 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
2022 0.0 0.0 0 0 0
2020 5.5 0.0 1 0 0
2019 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · AZ · Gilbert

5,793 Wholesale manufactureers representative who sells and distributes plumbing and mechanical contracting supplies employers nationwide with a credible TCR · 9,594 rated employers in Arizona with headcount on file · 261 employers in Gilbert, AZ · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR M&D Home oiffice 1.9 TCR
NAICS-TCR TCI Companies, Inc. 1.9 TCR
NAICS-TCR Shambaugh & Son LP 1.9 TCR
NAICS-TCR Koorsen Fire & Security Indianapolis 1.9 TCR
STATE-SIZE Store 1775 19 FTE
STATE-SIZE 0723 - SHOW LOW, AZ 19 FTE
STATE-SIZE 03004-TBHL-AZ-SCOTTSDALE 19 FTE
STATE-SIZE SOUTH TUCSON, AZ #03033 19 FTE
CITY-NEAR 6403-64030512 1,613 FTE
CITY-NEAR Town of Gilbert 1,500 FTE
CITY-NEAR 2643-64030512-512001 1,286 FTE
CITY-NEAR Ono-512 911 FTE
NAT-TCR Dickinson Fleet Killdeer Fleet 1.9 TCR
NAT-TCR Henderson Plant 1.9 TCR
NAT-TCR Gooch and Housego 1.9 TCR
NAT-TCR 2967-OH06 1.9 TCR

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: 2022, 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.