Air-conditioning system (except window) installation · California

GMH, Inc.

Oxnard, CA · ~105 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
3.5
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

GMH, Inc. runs at 126% of its industry's injury rate - more dangerous than the typical Air-conditioning system (except window) installation workplace, earning a grade D.

GMH, Inc.: 3.5 TCR = 126% of Air-conditioning system (except window) installation BLS 2.8 · 2y Form 300A (see methodology below)

GMH, Inc. safety composite

GMH, Inc. scores strongest on fatalities (safer than 51% 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).

D

45/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.54 per 100 workers

Safer than 47% of industry peers

DART rate
D 2.01 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%).

Rising injury rate

GMH, Inc.: 3.1 → 4.0 TCR

Peak year 2023 @ 4.0 TCR · DART/TCR 0.57× in 2023

GMH, Inc.'s TCR rose 0.9 from 3.1 in 2022 to 4.0 in 2023. In 2023, DART was 0.57× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Oxnard, CA ABOVE-IND · MID

Grade D · TCR 3.5 · 126% of ind

  • DART 2.0 DART
  • RANK #278/594
  • PHOTO Carwile Mechanical C…
  • BOOK 2y book
  • INJ 7 inj
  • SIZE ~105 FTE

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

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

GMH, Inc. in the TCR neighbourhood

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

TCR

What this shows GMH, Inc. averages 3.5 TCR (126% 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

GMH, Inc. TCR series: 2022=3.1 · 2023=4 · BLS 2.8

Where GMH, Inc. falls in its industry

5,793 Air-conditioning system (excep establishments

Safer than 47% 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 #278 safest of 594 Air-conditioning system (excep employers in California.

GMH, Inc. (105 employees, TCR 3.5) 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 GMH, Inc.
GMH, Inc. (105 employees, TCR 3.5) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

GMH, Inc. has more 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 4.0 2.0 4 0 0
2022 3.1 3.1 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Oxnard

5,793 Air-conditioning system (except window) installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 303 employers in Oxnard, 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 Carwile Mechanical Contractors, Inc. 3.5 TCR
NAICS-TCR ART PLUMBING COMPANY 3.5 TCR
NAICS-TCR Wiese Plumbing & Excavating Inc 3.5 TCR
NAICS-TCR Herr & Sacco, Inc 3.5 TCR
STATE-SIZE Villa Park Riverside 105 FTE
STATE-SIZE Zion Harvest 105 FTE
STATE-SIZE Fowler Packing Farm Management 105 FTE
STATE-SIZE SATICOY BASE - 15 105 FTE
CITY-NEAR Amazon.com Services LLC - OXR1 2,474 FTE
CITY-NEAR City of Oxnard 1,753 FTE
CITY-NEAR 6403-64030383 1,437 FTE
CITY-NEAR St. John's Regional Medical Center 1,352 FTE
NAT-TCR Shippers Warehouse - Orlando 3.5 TCR
NAT-TCR A. Brown & Sons Nursery, Inc. 3.5 TCR
NAT-TCR PG - Pagosa Springs 3.5 TCR
NAT-TCR Marysville, OH 3.5 TCR
NAT-SIZE Blue Ash 105 FTE
NAT-SIZE United Living Community 105 FTE
NAT-SIZE Boeing Distribution Services Inc. - O'Fallon, MO 105 FTE
NAT-SIZE Aviation Exteriors Louisiana 105 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. 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.