Air-conditioning system (except window) installation · California
National Air & Energy
San Diego, CA · ~88 workers · 8 years of OSHA Injury Tracking Application data.
- C
- Average Safety Record
- 2.9
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
National Air & Energy runs at 104% of its industry's injury rate - about level with the typical Air-conditioning system (except window) installation workplace, earning a grade C.
National Air & Energy: 2.9 TCR = 104% of Air-conditioning system (except window) installation BLS 2.8 · 8y Form 300A (see methodology below)
National Air & Energy safety composite
National Air & Energy scores strongest on total case rate (tcr) (safer than 55% of same-industry peers) and weakest on dart rate (safer than 45%), 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).
51/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- C 2.92 per 100 workers
Safer than 55% of industry peers
- DART rate
- D 1.55 per 100 workers
Safer than 45% 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
National Air & Energy: 2.6 → 4.7 TCR
Peak year 2022 @ 7.1 TCR · DART/TCR 0.53× in 2024
National Air & Energy's TCR rose 2.1 from 2.6 in 2017 to 4.7 in 2024. Peak filing year was 2022 at 7.1 TCR. In 2024, DART was 0.53× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 238220 · San Diego, CA ABOVE-IND · SMALL
Grade C · TCR 2.9 · 104% of ind
- DART 1.6 DART
- RANK #227/594
- PHOTO Kirk Williams Piping…
- BOOK 8y book
- INJ 19 inj
- SIZE ~88 FTE
Nearest TCR peer: Kirk Williams Piping and Plumbing Company (0.0 TCR gap)
Read with this employer → · Industry book → · California employers → · Look up another →
National Air & Energy in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
National Air & Energy
2.9 TCR
- Kirk Williams
Kirk Williams Piping and Plumbing Company
2.9 TCR
- Messmer Mechan
Messmer Mechanical, Inc.
2.9 TCR
- 13788 ADMOR HV
13788 ADMOR HVAC PRODUCTS, INC.
2.9 TCR
- American Plumb
American Plumbing Contractors, Inc.
2.9 TCR
What this shows National Air & Energy averages 2.9 TCR (104% of the Air-conditioning system (except window) installation BLS benchmark).
National Air & Energy TCR series: 2017=2.6 · 2018=0.8 · 2019=2.6 · 2020=2.6 · 2021=3 · 2022=7.1 · 2023=0 · 2024=4.7 · BLS 2.8
Where National Air & Energy falls in its industry
5,793 Air-conditioning system (excep establishmentsSafer than 55% of graded establishments in this industry, whose median TCR is 3.3.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #227 safest of 594 Air-conditioning system (excep employers in California.
National Air & Energy has more employees than the Air-conditioning system (except window) 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 | 4.7 | 1.6 | 3 | 0 | 0 |
| 2023 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2022 | 7.1 | 5.7 | 5 | 0 | 0 |
| 2021 | 3.0 | 1.5 | 2 | 0 | 0 |
| 2020 | 2.6 | 2.6 | 2 | 0 | 0 |
| 2019 | 2.6 | 0.9 | 3 | 0 | 0 |
| 2018 | 0.8 | 0.8 | 1 | 0 | 0 |
| 2017 | 2.6 | 2.6 | 3 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238220 · CA · San Diego
5,793 Air-conditioning system (except window) installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,979 employers in San Diego, 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 | Kirk Williams Piping and Plumbing Company | 2.9 TCR |
| NAICS-TCR | Messmer Mechanical, Inc. | 2.9 TCR |
| NAICS-TCR | 13788 ADMOR HVAC PRODUCTS, INC. | 2.9 TCR |
| NAICS-TCR | American Plumbing Contractors, Inc. | 2.9 TCR |
| STATE-SIZE | Neil Bassetti Farms, LLC | 88 FTE |
| STATE-SIZE | Espinosa | 88 FTE |
| STATE-SIZE | Shoei Foods USA, Inc. | 88 FTE |
| STATE-SIZE | Crown Hill Ranches Inc. | 88 FTE |
| CITY-NEAR | UC San Diego Health | 9,310 FTE |
| CITY-NEAR | General Atomics | 8,108 FTE |
| CITY-NEAR | Health Human Services Agency | 6,080 FTE |
| CITY-NEAR | National University | 4,955 FTE |
| NAT-TCR | Clackamas | 2.9 TCR |
| NAT-TCR | Mac's Snacks | 2.9 TCR |
| NAT-TCR | Midwestern Pet Foods, Inc. - Waverly | 2.9 TCR |
| NAT-TCR | Northeast Treatment Plant | 2.9 TCR |
| NAT-SIZE | ID Castings LLC | 88 FTE |
| NAT-SIZE | Portland Nursery-Stark | 88 FTE |
| NAT-SIZE | RoofOptions, LLC | 88 FTE |
| NAT-SIZE | Trader Joe's 0140 Redmond | 88 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.