Central air-conditioning equipment installation · California

Countywide Mechanical Systems, LLC

El Cajon, CA · ~144 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Countywide Mechanical Systems, LLC runs at 33% of its industry's injury rate - far safer than the typical Central air-conditioning equipment installation workplace, earning a grade A.

Countywide Mechanical Systems, LLC: 0.9 TCR = 33% of Central air-conditioning equipment installation BLS 2.8 · 2y Form 300A (see methodology below)

Countywide Mechanical Systems, LLC safety composite

Countywide Mechanical Systems, LLC scores strongest on total case rate (tcr) (safer than 89% 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).

B

76/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.92 per 100 workers

Safer than 89% 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%).

TCR Δ

−1.8

2023→2024

Countywide Mechanical Systems, LLC injury rate improved

Countywide Mechanical Systems, LLC's TCR fell 1.8 from 1.8 in 2023 to 0.0 in 2024. Peak filing year was 2023 at 1.8 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=1.8 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · El Cajon, CA AT/BELOW-IND · MID

Grade A · TCR 0.9 · 33% of ind

  • DART 0.0 DART
  • RANK #49/594
  • PHOTO Systems Plant Servic…
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~144 FTE

Nearest TCR peer: Systems Plant Services, Inc.- Blytheville, AR NYS-Nucor Yamato (0.0 TCR gap)

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Countywide Mechanical Systems, LLC in the TCR neighbourhood

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

TCR

What this shows Countywide Mechanical Systems, LLC averages 0.9 TCR (33% of the Central air-conditioning equipment installation BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-09-26

Countywide Mechanical Systems, LLC TCR series: 2023=1.8 · 2024=0 · BLS 2.8

Where Countywide Mechanical Systems, LLC falls in its industry

5,793 Central air-conditioning equip establishments

Safer than 89% 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 #49 safest of 594 Central air-conditioning equip employers in California.

Countywide Mechanical Systems, LLC (144 employees, TCR 0.9) 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 Countywide Mechanical Systems, LLC
Countywide Mechanical Systems, LLC (144 employees, TCR 0.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Countywide Mechanical Systems, LLC has more employees than the Central air-conditioning equipment insta 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 0.0 0.0 0 0 0
2023 1.8 0.6 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · El Cajon

5,793 Central air-conditioning equipment installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 236 employers in El Cajon, 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 Systems Plant Services, Inc.- Blytheville, AR NYS-Nucor Yamato 0.9 TCR
NAICS-TCR Comfort Systems USA Southeast 0.9 TCR
NAICS-TCR Manny & Lou Plumbing Contractors Inc 0.9 TCR
NAICS-TCR US074: Miami 263 - SG 0.9 TCR
STATE-SIZE Bakersfield-Panama #119 144 FTE
STATE-SIZE Fountainview at Gonda (JHA West 16 LLC) 144 FTE
STATE-SIZE Bristol Farms Beverly West 144 FTE
STATE-SIZE 6962-SWY-0029-0029-02989 144 FTE
CITY-NEAR SOUTHERN REGION : SDU 1,176 FTE
CITY-NEAR California Department of Transportation Facility 370 1,148 FTE
CITY-NEAR GKN Aerospace Chem-tronics 1,059 FTE
CITY-NEAR GKN Aerospace Chem Tronics 938 FTE
NAT-TCR The Garden House 0.9 TCR
NAT-TCR Berry Global Waxahachie 0.9 TCR
NAT-TCR Otis Elevator Company-North Jersey 0.9 TCR
NAT-TCR John Crane Bolingbrook 0.9 TCR
NAT-SIZE Rowlett Health & Rehabilitation 144 FTE
NAT-SIZE Clark Contractors LLC 144 FTE
NAT-SIZE Matrix Power Services, Inc. 144 FTE
NAT-SIZE Contempora Fabrics Inc. 144 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.
Data sourced from official public datasets. See our methodology for details.