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

McKenney Mechanical Contractors, Inc

Name: McKenney Mechanical Contractors, Inc Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Newtown, CT · ~47 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

B
Good Safety Record: 2.1
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

McKenney Mechanical Contractors, Inc runs at 75% of its industry's injury rate - safer than the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade B.

McKenney Mechanical Contractors, Inc: 2.1 TCR = 75% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 2y Form 300A (see methodology below)

McKenney Mechanical Contractors, Inc safety composite

McKenney Mechanical Contractors, Inc scores strongest on total case rate (tcr) (safer than 67% of same-industry peers) and weakest on dart rate (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).

53/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 2.1 per 100 workers

Safer than 67% of industry peers
DART rate: D 2.05 per 100 workers

Safer than 39% 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%).

McKenney Mechanical Contractors, Inc held a steady TCR band

McKenney Mechanical Contractors, Inc's TCR held near 0.1 from 2.2 in 2023 to 2.0 in 2024. Peak filing year was 2023 at 2.2 TCR. In 2024, DART was 0.98× this establishment's average TCR (severity share of cases).

2023=2.2 · 2024=2.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Newtown, CT AT/BELOW-IND · SMALL

Grade B · TCR 2.1 · 75% of ind

DART 2.0 DART
RANK #14/54
PHOTO EGI Mechanical, Inc.
BOOK 2y book
INJ 2 inj
SIZE ~47 FTE

Nearest TCR peer: EGI Mechanical, Inc. (0.0 TCR gap)

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

This site

2.1
EGI Mechanical

2.1
Air Central LL

2.1
Impact Fire -

2.1
Tri-Tech Energ

2.1

What this shows McKenney Mechanical Contractors, Inc averages 2.1 TCR (75% of the Heating, ventilation and air-conditioning (HVAC) contractors BLS benchmark).

McKenney Mechanical Contractors, Inc TCR series: 2023=2.2 · 2024=2 · BLS 2.8

Where McKenney Mechanical Contractors, Inc falls in its industry

5,793 Heating, ventilation and air-c establishments

Safer than 67% of graded establishments in this industry, whose median TCR is 3.3.

Grade B

More dangerous than peersSafer than peers

Narrower to Connecticut alone (the establishments it most directly competes with for workers and contracts): ranked #14 safest of 54 Heating, ventilation and air-c employers in Connecticut.

McKenney Mechanical Contractors, Inc (47 employees, TCR 2.1) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

McKenney Mechanical Contractors, Inc has fewer 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
2024	2.0	2.0	1	0	0
2023	2.2	2.2	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CT · Newtown

5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 7,008 rated employers in Connecticut with headcount on file · 29 employers in Newtown, CT · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	EGI Mechanical, Inc.	SEYMOUR, WI	2.1 TCR
NAICS-TCR	Air Central LLC	HONOLULU, HI	2.1 TCR
NAICS-TCR	Impact Fire - Austin	AUSTIN, TX	2.1 TCR
NAICS-TCR	Tri-Tech Energy Inc	BOONTON TOWNSHIP, NJ	2.1 TCR
STATE-SIZE	Lindy Farms	SOMERS	47 FTE
STATE-SIZE	Eversource - Danielson Elec	DANIELSON	47 FTE
STATE-SIZE	Penna Construction (aka: A.J. Penna & Son Construction)	NORWALK	47 FTE
STATE-SIZE	105603 - 155.7MW Gravel Pit CT Solar	SOUTH WINDOSR	47 FTE
CITY-NEAR	Town of Newtown	Newtown	176 FTE
CITY-NEAR	Hubbell Newtown	Newtown	172 FTE
CITY-NEAR	226_5827	Newtown	167 FTE
CITY-NEAR	Maplewood at Newtown	Newtown	145 FTE
NAT-TCR	Warr Acres 10527	Warr Acres, OK	2.1 TCR
NAT-TCR	Whirlpool	Marion, OH	2.1 TCR
NAT-TCR	HighPoint Electric Inc.	Belmont, MI	2.1 TCR
NAT-TCR	Ramage Contracting, Inc.	Mims, FL	2.1 TCR
NAT-SIZE	MONSON-MA23	Monson, MA	47 FTE
NAT-SIZE	Ocotillo Service Center	Tempe, AZ	47 FTE
NAT-SIZE	New Hope 10163	New Hope, MN	47 FTE
NAT-SIZE	Cleveland 10401	Cleveland, OH	47 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. 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.