Mechanical contractors · Texas

MMM Plumbing, Heating & A/C Inc.

Amarillo, TX · ~70 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

MMM Plumbing, Heating & A/C Inc. runs at 334% of its industry's injury rate - far more dangerous than the typical Mechanical contractors workplace, earning a grade F.

MMM Plumbing, Heating & A/C Inc.: 9.4 TCR = 334% of Mechanical contractors BLS 2.8 · 5y Form 300A (see methodology below)

MMM Plumbing, Heating & A/C Inc. safety composite

MMM Plumbing, Heating & A/C Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 0%), 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

18/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.36 per 100 workers

Safer than 12% of industry peers

DART rate
F 41.35 per 100 workers

Safer than 0% 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

MMM Plumbing, Heating & A/C Inc.: 3.8 → 41.4 TCR

Peak year 2024 @ 41.4 TCR · DART/TCR 4.42× in 2024

MMM Plumbing, Heating & A/C Inc.'s TCR rose 37.6 from 3.8 in 2016 to 41.4 in 2024. In 2024, DART was 4.42× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Amarillo, TX ABOVE-IND · SMALL

Grade F · TCR 9.4 · 334% of ind

  • DART 41.4 DART
  • RANK #377/408
  • PHOTO Tuckey Mechanical Se…
  • BOOK 5y book
  • INJ 7 inj
  • SIZE ~70 FTE

Nearest TCR peer: Tuckey Mechanical Services (0.0 TCR gap)

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

MMM Plumbing, Heating & A/C Inc. in the TCR neighbourhood

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

TCR

What this shows MMM Plumbing, Heating & A/C Inc. averages 9.4 TCR (334% of the Mechanical contractors BLS benchmark).

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

MMM Plumbing, Heating & A/C Inc. TCR series: 2016=3.8 · 2021=0 · 2022=0 · 2023=1.7 · 2024=41.4 · BLS 2.8

Where MMM Plumbing, Heating & A/C Inc. falls in its industry

5,793 Mechanical contractors establishments

Safer than 12% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Texas alone (the establishments it most directly competes with for workers and contracts): ranked #377 safest of 408 Mechanical contractors employers in Texas.

MMM Plumbing, Heating & A/C Inc. (70 employees, TCR 9.4) 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 MMM Plumbing, Heating & A/C Inc.
MMM Plumbing, Heating & A/C Inc. (70 employees, TCR 9.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

MMM Plumbing, Heating & A/C Inc. has more employees than the Mechanical contractors median and a higher 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
2024 41.4 41.4 3 0 0
2023 1.7 1.7 1 0 0
2022 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2016 3.8 1.3 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · TX · Amarillo

5,793 Mechanical contractors employers nationwide with a credible TCR · 38,394 rated employers in Texas with headcount on file · 351 employers in Amarillo, TX · 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 Tuckey Mechanical Services 9.4 TCR
NAICS-TCR Bill Fenwick Plumbing Services LLC 9.4 TCR
NAICS-TCR Sands Plumbing, Inc. 9.4 TCR
NAICS-TCR Walter Anderson Plumbing Inc. 9.3 TCR
STATE-SIZE Sales-OOS 70 FTE
STATE-SIZE Legacy Farms 70 FTE
STATE-SIZE GP 176/GP 178 70 FTE
STATE-SIZE San Angelo 1214 Gas Plant Rd, San Angelo, TX 76904 70 FTE
CITY-NEAR Amarillo Plant 3,771 FTE
CITY-NEAR BSA Hospital LLC 2,790 FTE
CITY-NEAR 2576-12071000-12071 1,839 FTE
CITY-NEAR 2576-30 1,492 FTE
NAT-TCR Torrington Store 9.4 TCR
NAT-TCR Town of Kittery Fire Department 9.4 TCR
NAT-TCR Gasparini Landscaping Company Inc 9.4 TCR
NAT-TCR Aegis of Bellevue 9.4 TCR
NAT-SIZE Coastal Corrosion Control, Inc. 70 FTE
NAT-SIZE North Branch Nursery Inc 70 FTE
NAT-SIZE Starke 70 FTE
NAT-SIZE Schwoeppe Machine and Tool 70 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, 2021, 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.