Heating, ventilation and air-conditioning (HVAC) contractors · Texas

Polk Mechanical Company- DFW

Grand Prairie, TX · ~468 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.3
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Polk Mechanical Company- DFW runs at 12% of its industry's injury rate - far safer than the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade A.

Polk Mechanical Company- DFW: 0.3 TCR = 12% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 2y Form 300A (see methodology below)

Polk Mechanical Company- DFW safety composite

Polk Mechanical Company- DFW scores strongest on total case rate (tcr) (safer than 98% 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).

B

80/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.33 per 100 workers

Safer than 98% 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%).

Polk Mechanical Company- DFW held a steady TCR band

Polk Mechanical Company- DFW's TCR held near 0.3 from 0.5 in 2018 to 0.2 in 2019. Peak filing year was 2018 at 0.5 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

2018=0.5 · 2019=0.2

OSHA ITA Form 300A scorecard

Establishment book 238220 · Grand Prairie, TX AT/BELOW-IND · MID

Grade A · TCR 0.3 · 12% of ind

  • DART 0.0 DART
  • RANK #17/408
  • PHOTO James B. Donaghey
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~468 FTE

Nearest TCR peer: James B. Donaghey (0.0 TCR gap)

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

Polk Mechanical Company- DFW in the TCR neighbourhood

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

TCR

What this shows Polk Mechanical Company- DFW averages 0.3 TCR (12% of the Heating, ventilation and air-conditioning (HVAC) contractors BLS benchmark).

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

Polk Mechanical Company- DFW TCR series: 2018=0.5 · 2019=0.2 · BLS 2.8

Where Polk Mechanical Company- DFW falls in its industry

5,793 Heating, ventilation and air-c establishments

Safer than 98% 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 #17 safest of 408 Heating, ventilation and air-c employers in Texas.

Polk Mechanical Company- DFW (468 employees, TCR 0.3) 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 0100200300400500 05101520 Average employees Total Case Rate Polk Mechanical Company- DFW
Polk Mechanical Company- DFW (468 employees, TCR 0.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Polk Mechanical Company- DFW has more employees than the Heating, ventilation and air-conditionin 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
2019 0.2 0.0 1 0 0
2018 0.5 0.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · TX · Grand Prairie

5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 38,394 rated employers in Texas with headcount on file · 405 employers in Grand Prairie, 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 James B. Donaghey 0.3 TCR
NAICS-TCR Kinetic Systems Inc TSMC 0.3 TCR
NAICS-TCR Honolulu, HI HVAC 0.3 TCR
NAICS-TCR Fidelity Engineering, LLC 0.3 TCR
STATE-SIZE Dallas Beverages 468 FTE
STATE-SIZE 2612 468 FTE
STATE-SIZE USM Store #562 468 FTE
STATE-SIZE Omni Fort Worth Hotel 468 FTE
CITY-NEAR Lockheed Martin Corporation Grand Prairie Campus (1435) 3,544 FTE
CITY-NEAR Poly-America, L.P. 2,377 FTE
CITY-NEAR Poly America 2,318 FTE
CITY-NEAR Inmar - 4355 Grand Prairie, TX 1,200 FTE
NAT-TCR Medtronic Puerto Rico Operations Co 0.3 TCR
NAT-TCR Adventist HealthCare Support Center 0.3 TCR
NAT-TCR Owens Corning Tallmadge Plant 0.3 TCR
NAT-TCR Meritrust Credit Union 0.3 TCR
NAT-SIZE Broshco Fabricated Products 468 FTE
NAT-SIZE Hershey EDC III WHS 468 FTE
NAT-SIZE North Albany Operating Hqtrs (Ny01) 468 FTE
NAT-SIZE Berry Plastics Corporation 468 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: 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.