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

NAC Mechanical & Electrical

Vadnais Heights, MN · ~338 workers · 7 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

NAC Mechanical & Electrical runs at 57% of its industry's injury rate - safer than the typical HVAC (heating, ventilation and air-conditioning) contractors workplace, earning a grade B.

NAC Mechanical & Electrical: 1.6 TCR = 57% of HVAC (heating, ventilation and air-conditioning) contractors BLS 2.8 · 7y Form 300A (see methodology below)

NAC Mechanical & Electrical safety composite

NAC Mechanical & Electrical scores strongest on total case rate (tcr) (safer than 76% 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

64/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.59 per 100 workers

Safer than 76% of industry peers

DART rate
C 0.4 per 100 workers

Safer than 59% 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

−2.0

2017→2023

NAC Mechanical & Electrical injury rate improved

NAC Mechanical & Electrical's TCR fell 2.0 from 2.4 in 2017 to 0.4 in 2023. Peak filing year was 2017 at 2.4 TCR. In 2023, DART was 0.25× this establishment's average TCR (severity share of cases).

2017=2.4 · 2018=1.4 · 2019=1.8 · 2020=1.7 · 2021=1.9 · 2022=1.6 · 2023=0.4

OSHA ITA Form 300A scorecard

Establishment book 238220 · Vadnais Heights, MN AT/BELOW-IND · MID

Grade B · TCR 1.6 · 57% of ind

  • DART 0.4 DART
  • RANK #24/153
  • PHOTO Garner, North Carolina
  • BOOK 7y book
  • INJ 38 inj
  • SIZE ~338 FTE

Nearest TCR peer: Garner, North Carolina (0.0 TCR gap)

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

NAC Mechanical & Electrical in the TCR neighbourhood

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

TCR

What this shows NAC Mechanical & Electrical averages 1.6 TCR (57% 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

NAC Mechanical & Electrical TCR series: 2017=2.4 · 2018=1.4 · 2019=1.8 · 2020=1.7 · 2021=1.9 · 2022=1.6 · 2023=0.4 · BLS 2.8

Where NAC Mechanical & Electrical falls in its industry

5,793 HVAC (heating, ventilation and establishments

Safer than 76% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #24 safest of 153 HVAC (heating, ventilation and employers in Minnesota.

NAC Mechanical & Electrical (338 employees, TCR 1.6) 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 0100200300400 05101520 Average employees Total Case Rate NAC Mechanical & Electrical
NAC Mechanical & Electrical (338 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

NAC Mechanical & Electrical has more employees than the HVAC (heating, ventilation and air-condi 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
2023 0.4 0.4 1 0 0
2022 1.6 1.2 4 0 0
2021 1.9 0.9 6 0 0
2020 1.7 0.0 6 0 0
2019 1.8 0.3 6 0 0
2018 1.4 0.8 5 0 0
2017 2.4 0.5 10 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MN · Vadnais Heights

5,793 HVAC (heating, ventilation and air-conditioning) contractors employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 42 employers in Vadnais Heights, MN · 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 Garner, North Carolina 1.6 TCR
NAICS-TCR Premier Mechanical Inc 1.6 TCR
NAICS-TCR Bradley Plumbing & Heating, Inc. 1.6 TCR
NAICS-TCR CONSTELLATION HOME PRODUCTS & SERVICES, LLC (Frederick) 1.6 TCR
STATE-SIZE Valley Apple Ford INC, dba Apple Ford Lincoln Apple Valley 338 FTE
STATE-SIZE Amazon.com Services LLC - DMS2 338 FTE
STATE-SIZE General Security Services Corporation 338 FTE
STATE-SIZE MnSCU System Office 338 FTE
CITY-NEAR MN State Operated Community Services (MSOCS) 1,296 FTE
CITY-NEAR WM 2087 380 FTE
CITY-NEAR 2087 354 FTE
CITY-NEAR 0751 - Vadnais Heights 226 FTE
NAT-TCR Las Vegas NV Truss (Range Rd) 1.6 TCR
NAT-TCR First Student 1.6 TCR
NAT-TCR Electric Motor Sales (Pc1023) 1.6 TCR
NAT-TCR Dover Insulation, Inc. 1.6 TCR
NAT-SIZE Charlotte Retail 338 FTE
NAT-SIZE Mannix Family Market @ Veterans Road LLC 338 FTE
NAT-SIZE Printful, Inc. (Westlake, Charlotte) 338 FTE
NAT-SIZE Timpte DC MFG 338 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, 2022, 2021, 2020, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.