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

ACH Mechanical Contractors, Inc

Redlands, CA · ~81 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

ACH Mechanical Contractors, Inc runs at 177% of its industry's injury rate - more dangerous than the typical Heating, ventilation and air-conditioning (HVAC) contractors workplace, earning a grade D.

ACH Mechanical Contractors, Inc: 5.0 TCR = 177% of Heating, ventilation and air-conditioning (HVAC) contractors BLS 2.8 · 2y Form 300A (see methodology below)

ACH Mechanical Contractors, Inc safety composite

ACH Mechanical Contractors, Inc scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 34%), 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).

D

39/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 4.95 per 100 workers

Safer than 35% of industry peers

DART rate
F 2.49 per 100 workers

Safer than 34% 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%).

ACH Mechanical Contractors, Inc held a steady TCR band

ACH Mechanical Contractors, Inc's TCR held near 0.1 from 4.9 in 2022 to 5.0 in 2024. In 2024, DART was 0.5× this establishment's average TCR (severity share of cases).

2022=4.9 · 2024=5.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Redlands, CA ABOVE-IND · SMALL

Grade D · TCR 5.0 · 177% of ind

  • DART 2.5 DART
  • RANK #361/594
  • PHOTO Hill-Air Heating & A…
  • BOOK 2y book
  • INJ 7 inj
  • SIZE ~81 FTE

Nearest TCR peer: Hill-Air Heating & Air, Inc. (0.0 TCR gap)

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

ACH Mechanical Contractors, Inc in the TCR neighbourhood

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

TCR

What this shows ACH Mechanical Contractors, Inc averages 5.0 TCR (177% 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 2026-08-25

ACH Mechanical Contractors, Inc TCR series: 2022=4.9 · 2024=5 · BLS 2.8

Where ACH Mechanical Contractors, Inc falls in its industry

5,793 Heating, ventilation and air-c establishments

Safer than 35% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #361 safest of 594 Heating, ventilation and air-c employers in California.

ACH Mechanical Contractors, Inc (81 employees, TCR 5.0) 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 ACH Mechanical Contractors, Inc
ACH Mechanical Contractors, Inc (81 employees, TCR 5.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

ACH Mechanical Contractors, Inc has more employees than the Heating, ventilation and air-conditionin 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
2024 5.0 2.5 4 0 0
2022 4.9 4.9 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Redlands

5,793 Heating, ventilation and air-conditioning (HVAC) contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 180 employers in Redlands, CA · 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 Hill-Air Heating & Air, Inc. 5.0 TCR
NAICS-TCR TRM Services, Inc. 5.0 TCR
NAICS-TCR 5016_11543 5.0 TCR
NAICS-TCR Chet's Plumbing & Heating Inc 5.0 TCR
STATE-SIZE Allied Potato Inc. 81 FTE
STATE-SIZE STS Ranch LLC 81 FTE
STATE-SIZE C. R CRAIN AND SONS, INC 81 FTE
STATE-SIZE Miramar 81 FTE
CITY-NEAR Burlington Redlands #517 1,194 FTE
CITY-NEAR Ono-010 912 FTE
CITY-NEAR North America Fulfillment Centers (FCs) : LGB4 776 FTE
CITY-NEAR Amazon.com Services LLC - LGB4 762 FTE
NAT-TCR First Choice Packaging 5.0 TCR
NAT-TCR Store 0732 5.0 TCR
NAT-TCR Store 0889 5.0 TCR
NAT-TCR Premier Precision Machining, LLC 5.0 TCR
NAT-SIZE Transitional Services Inc All Locations 81 FTE
NAT-SIZE Inspection Experts, Inc. 81 FTE
NAT-SIZE West Gables Operator LLC 81 FTE
NAT-SIZE Arbors at Oregon 81 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, 2022. 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.