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

4M Service, LLC

Name: 4M Service, LLC Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Indianapolis, IN · ~24 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · September 26, 2026

C
Average Safety Record: 0.0
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

4M Service, LLC runs at 0% of its industry's injury rate - about level with the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade C.

4M Service, LLC: 0.0 TCR = 0% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 3y Form 300A (see methodology below)

4M Service, LLC safety composite

4M Service, LLC scores strongest on total case rate (tcr) (safer than 100% 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).

81/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0 per 100 workers

Safer than 100% 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%).

4M Service, LLC held a steady TCR band

4M Service, LLC's TCR held near 0.0 from 0.0 in 2019 to 0.0 in 2023. Peak filing year was 2019 at 0.0 TCR.

2019=0.0 · 2020=0.0 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Indianapolis, IN AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

DART 0.0 DART
RANK #0/130
PHOTO Spectrum Mechanical,…
BOOK 3y book
INJ 0 inj
SIZE ~24 FTE

Nearest TCR peer: Spectrum Mechanical, LLC (0.0 TCR gap)

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

Houston, TX HV

0.1
Automated Logi

0.1
This site

0
Spectrum Mecha

0
NXP Semiconduc

0

What this shows 4M Service, LLC averages 0.0 TCR (0% of the Heating, ventilation and air-conditioning (HVAC) contractors BLS benchmark).

4M Service, LLC TCR series: 2019=0 · 2020=0 · 2023=0 · BLS 2.8

Where 4M Service, LLC falls in its industry

5,793 Heating, ventilation and air-c establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 3.3.

Grade C

More dangerous than peersSafer than peers

Narrower to Indiana alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 130 Heating, ventilation and air-c employers in Indiana.

4M Service, LLC (24 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

4M Service, LLC 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
2023	0.0	0.0	0	0	0
2020	0.0	0.0	0	0	0
2019	0.0	0.0	0	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · IN · Indianapolis

5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 12,750 rated employers in Indiana with headcount on file · 2,074 employers in Indianapolis, IN · 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	Spectrum Mechanical, LLC	CLEARWATER, FL	0.0 TCR
NAICS-TCR	NXP Semiconductors	AUSTIN, TX	0.0 TCR
NAICS-TCR	Houston, TX HVAC	HOUSTON, TX	0.1 TCR
NAICS-TCR	Automated Logic Controls (Midwest)	ST. PAUL, MN	0.1 TCR
STATE-SIZE	8027671-MPI	GREENFIELD	24 FTE
STATE-SIZE	Structural Steel Services	MARION	24 FTE
STATE-SIZE	Home2Suites Mishawaka	MISHAWAKA	24 FTE
STATE-SIZE	Maple Leaf Farms, Inc., Cromwell Hatchery	CROMWELL	24 FTE
CITY-NEAR	Indiana University Health, Inc	Indianapolis	7,874 FTE
CITY-NEAR	Methodist Hospital	Indianapolis	6,862 FTE
CITY-NEAR	Eli Lilly - Lilly Corp Center	Indianapolis	6,482 FTE
CITY-NEAR	Lilly Technology Center	Indianapolis	6,472 FTE
NAT-TCR	Airborn Inc. Addison	Addison, TX	0.0 TCR
NAT-TCR	Keller Warehouse	Defiance, OH	0.0 TCR
NAT-TCR	Integration Appliance Inc.	Palo Alto, CA	0.0 TCR
NAT-TCR	California Department of Transportation Facility 128	Oakland, CA	0.0 TCR
NAT-SIZE	Red Lake Transportation	Red Lake, MN	24 FTE
NAT-SIZE	Midwest-Madison	Madison, WI	24 FTE
NAT-SIZE	Oklahoma City Distribution	Oklahoma City, OK	24 FTE
NAT-SIZE	Fort Worth - Northside	Fort Worth, TX	24 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, 2020, 2019. 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.