Air-conditioning system (except window) installation · South Carolina

Morelli Heating and Air Conditioning, Inc.

North Charleston, SC · ~42 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Morelli Heating and Air Conditioning, Inc. runs at 154% of its industry's injury rate - more dangerous than the typical Air-conditioning system (except window) installation workplace, earning a grade D.

Morelli Heating and Air Conditioning, Inc.: 4.3 TCR = 154% of Air-conditioning system (except window) installation BLS 2.8 · 6y Form 300A (see methodology below)

Morelli Heating and Air Conditioning, Inc. safety composite

Morelli Heating and Air Conditioning, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 13%), 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

33/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.32 per 100 workers

Safer than 40% of industry peers

DART rate
F 5.71 per 100 workers

Safer than 13% 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

Morelli Heating and Air Conditioning, Inc.: 2.2 → 5.7 TCR

Peak year 2017 @ 12.4 TCR · DART/TCR 1.32× in 2023

Morelli Heating and Air Conditioning, Inc.'s TCR rose 3.5 from 2.2 in 2016 to 5.7 in 2023. Peak filing year was 2017 at 12.4 TCR. In 2023, DART was 1.32× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · North Charleston, SC ABOVE-IND · SMALL

Grade D · TCR 4.3 · 154% of ind

  • DART 5.7 DART
  • RANK #38/54
  • PHOTO West Palm Beach
  • BOOK 6y book
  • INJ 10 inj
  • SIZE ~42 FTE

Nearest TCR peer: West Palm Beach (0.0 TCR gap)

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

Morelli Heating and Air Conditioning, Inc. in the TCR neighbourhood

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

TCR

What this shows Morelli Heating and Air Conditioning, Inc. averages 4.3 TCR (154% of the Air-conditioning system (except window) installation BLS benchmark).

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

Morelli Heating and Air Conditioning, Inc. TCR series: 2016=2.2 · 2017=12.4 · 2018=2.7 · 2019=2.9 · 2022=0 · 2023=5.7 · BLS 2.8

Where Morelli Heating and Air Conditioning, Inc. falls in its industry

5,793 Air-conditioning system (excep establishments

Safer than 40% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to South Carolina alone (the establishments it most directly competes with for workers and contracts): ranked #38 safest of 54 Air-conditioning system (excep employers in South Carolina.

Morelli Heating and Air Conditioning, Inc. (42 employees, TCR 4.3) 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 050100150200250 05101520 Average employees Total Case Rate Morelli Heating and Air Conditioning, Inc.
Morelli Heating and Air Conditioning, Inc. (42 employees, TCR 4.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Morelli Heating and Air Conditioning, Inc. has fewer employees than the Air-conditioning system (except window) 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
2023 5.7 5.7 2 0 0
2022 0.0 0.0 0 0 0
2019 2.9 2.9 1 0 0
2018 2.7 2.7 1 0 0
2017 12.4 5.0 5 0 0
2016 2.2 2.2 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · SC · North Charleston

5,793 Air-conditioning system (except window) installation employers nationwide with a credible TCR · 7,610 rated employers in South Carolina with headcount on file · 256 employers in North Charleston, SC · 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 West Palm Beach 4.3 TCR
NAICS-TCR PETERSON SHEET METAL INC 4.3 TCR
NAICS-TCR Excel Mechanical, Inc. 4.3 TCR
NAICS-TCR American Combustion Industries 4.3 TCR
STATE-SIZE Titan Production Company, LLC 42 FTE
STATE-SIZE Newberry Electric Cooperative,Inc. 42 FTE
STATE-SIZE Spartanburg Resource Center PNG 42 FTE
STATE-SIZE DRB Group South Carolina, LLC- Charleston Division 42 FTE
CITY-NEAR Charleston County 2,601 FTE
CITY-NEAR Palmetto Goodwill Services 1,105 FTE
CITY-NEAR Trident Medical Center 1,015 FTE
CITY-NEAR SRC Charleston ISS Division 815 FTE
NAT-TCR EE Marr Erectors Inc 4.3 TCR
NAT-TCR Cn Wire Corporation 4.3 TCR
NAT-TCR Rbc Aero Components 4.3 TCR
NAT-TCR Wenatchee HQ-Service Building (Location) 4.3 TCR
NAT-SIZE Kansas City Railcar Service 42 FTE
NAT-SIZE Athens Mold and Machine 42 FTE
NAT-SIZE Building Management Partners 42 FTE
NAT-SIZE JXN 42 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, 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.