HVAC (heating, ventilation and air-conditioning) contractors · Louisiana

Mechanical Systems & Service, LLC

West Monroe, LA · ~63 workers · 3 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Mechanical Systems & Service, LLC runs at 157% of its industry's injury rate - more dangerous than the typical HVAC (heating, ventilation and air-conditioning) contractors workplace, earning a grade D.

Mechanical Systems & Service, LLC: 4.4 TCR = 157% of HVAC (heating, ventilation and air-conditioning) contractors BLS 2.8 · 3y Form 300A (see methodology below)

Mechanical Systems & Service, LLC safety composite

Mechanical Systems & Service, LLC scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on total case rate (tcr) (safer than 39%), 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

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.39 per 100 workers

Safer than 39% 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%).

TCR Δ

−8.1

2018→2021

Mechanical Systems & Service, LLC injury rate improved

Mechanical Systems & Service, LLC's TCR fell 8.1 from 8.1 in 2018 to 0.0 in 2021. Peak filing year was 2018 at 8.1 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2018=8.1 · 2019=5.0 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · West Monroe, LA ABOVE-IND · SMALL

Grade D · TCR 4.4 · 157% of ind

  • DART 0.0 DART
  • RANK #56/61
  • PHOTO Harris Heating & Plu…
  • BOOK 3y book
  • INJ 7 inj
  • SIZE ~63 FTE

Nearest TCR peer: Harris Heating & Plumbing Co., Inc. (0.0 TCR gap)

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

Mechanical Systems & Service, LLC in the TCR neighbourhood

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

TCR

What this shows Mechanical Systems & Service, LLC averages 4.4 TCR (157% of the HVAC (heating, ventilation and air-conditioning) contractors BLS benchmark).

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

Mechanical Systems & Service, LLC TCR series: 2018=8.1 · 2019=5 · 2021=0 · BLS 2.8

Where Mechanical Systems & Service, LLC falls in its industry

5,793 HVAC (heating, ventilation and establishments

Safer than 39% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Louisiana alone (the establishments it most directly competes with for workers and contracts): ranked #56 safest of 61 HVAC (heating, ventilation and employers in Louisiana.

Mechanical Systems & Service, LLC (63 employees, TCR 4.4) 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 Mechanical Systems & Service, LLC
Mechanical Systems & Service, LLC (63 employees, TCR 4.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Mechanical Systems & Service, LLC has more employees than the HVAC (heating, ventilation and air-condi 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
2021 0.0 0.0 0 0 0
2019 5.0 3.4 3 0 0
2018 8.1 6.1 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · LA · West Monroe

5,793 HVAC (heating, ventilation and air-conditioning) contractors employers nationwide with a credible TCR · 6,723 rated employers in Louisiana with headcount on file · 78 employers in West Monroe, LA · 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 Harris Heating & Plumbing Co., Inc. 4.4 TCR
NAICS-TCR Air Technologies of Oklahoma City, LLC 4.4 TCR
NAICS-TCR Dana's Heating, Inc 4.4 TCR
NAICS-TCR Arronco Comfort Air Inc. 4.4 TCR
STATE-SIZE Concordia Electric Cooperative 63 FTE
STATE-SIZE Ratcliff Construction 63 FTE
STATE-SIZE Hernandez Consulting Inc 63 FTE
STATE-SIZE Aeon PEC 63 FTE
CITY-NEAR West Monroe LA (Mill) 864 FTE
CITY-NEAR West Monroe LA Mill 701 FTE
CITY-NEAR 307 380 FTE
CITY-NEAR WM 307 352 FTE
NAT-TCR Boda Plumbing, INC 4.4 TCR
NAT-TCR Americold Tradewater, Atlanta GA 4.4 TCR
NAT-TCR Bed Bath and Beyond El Paso 4.4 TCR
NAT-TCR Direct Building Supplies, LLC- DBA Home ReNu 4.4 TCR
NAT-SIZE Haviland Plastics Products 63 FTE
NAT-SIZE Fluke Electronics- Keene 63 FTE
NAT-SIZE Coilplus North Carolina 63 FTE
NAT-SIZE S&D Coffee & Tea-Ramdin Warehouse 63 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: 2021, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.