Toxic material removal contractors · California
Cornerstone Environmental Contractors, Inc
Concord, CA · ~30 workers · 8 years of OSHA Injury Tracking Application data.
- B
- Good Safety Record
- 1.4
- Avg TCR
- 2.6
- Industry avg
- 0
- Fatalities
The verdict
Cornerstone Environmental Contractors, Inc runs at 52% of its industry's injury rate - safer than the typical Toxic material removal contractors workplace, earning a grade B.
Cornerstone Environmental Contractors, Inc: 1.4 TCR = 52% of Toxic material removal contractors BLS 2.6 · 8y Form 300A (see methodology below)
Cornerstone Environmental Contractors, Inc safety composite
Cornerstone Environmental Contractors, Inc scores strongest on total case rate (tcr) (safer than 60% of same-industry peers) and weakest on dart rate (safer than 14%), 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).
41/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- C 1.36 per 100 workers
Safer than 60% of industry peers
- DART rate
- F 4.12 per 100 workers
Safer than 14% of industry peers
- Fatalities
- D 0
Safer than 50% 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
Cornerstone Environmental Contractors, Inc: 2.8 → 4.1 TCR
Peak year 2024 @ 4.1 TCR · DART/TCR 3.03× in 2024
Cornerstone Environmental Contractors, Inc's TCR rose 1.3 from 2.8 in 2017 to 4.1 in 2024. In 2024, DART was 3.03× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 562910 · Concord, CA AT/BELOW-IND · SMALL
Grade B · TCR 1.4 · 52% of ind
- DART 4.1 DART
- RANK #19/68
- PHOTO LATA - OHO
- BOOK 8y book
- INJ 3 inj
- SIZE ~30 FTE
Nearest TCR peer: LATA - OHO (0.0 TCR gap)
Read with this employer → · Industry book → · California employers → · Look up another →
Cornerstone Environmental Contractors, Inc in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Cornerstone Environmental Contractors, Inc
1.4 TCR
- LATA - OHO
LATA - OHO
1.4 TCR
- American Integ
American Integrated Resources Inc
1.4 TCR
- Mt Crawford Br
Mt Crawford Branch
1.4 TCR
- NRC Environmen
NRC Environmental Services, Inc. - Seattle
1.4 TCR
What this shows Cornerstone Environmental Contractors, Inc averages 1.4 TCR (52% of the Toxic material removal contractors BLS benchmark).
Cornerstone Environmental Contractors, Inc TCR series: 2017=2.8 · 2018=0 · 2019=4 · 2020=0 · 2021=0 · 2022=0 · 2023=0 · 2024=4.1 · BLS 2.6
Where Cornerstone Environmental Contractors, Inc falls in its industry
672 Toxic material removal contrac establishmentsSafer than 60% of graded establishments in this industry, whose median TCR is 1.8.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #19 safest of 68 Toxic material removal contrac employers in California.
Cornerstone Environmental Contractors, Inc has fewer employees than the Toxic material removal contractors median and a lower injury rate than the industry's median TCR of 1.8. 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 | 4.1 | 4.1 | 1 | 0 | 0 |
| 2023 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2022 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2021 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2020 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2019 | 4.0 | 4.0 | 1 | 0 | 0 |
| 2018 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2017 | 2.8 | 2.8 | 1 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
562910 · CA · Concord
672 Toxic material removal contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 201 employers in Concord, 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 | LATA - OHO | 1.4 TCR |
| NAICS-TCR | American Integrated Resources Inc | 1.4 TCR |
| NAICS-TCR | Mt Crawford Branch | 1.4 TCR |
| NAICS-TCR | NRC Environmental Services, Inc. - Seattle | 1.4 TCR |
| STATE-SIZE | BZNUR | 30 FTE |
| STATE-SIZE | 1780 San Juan Rd. | 30 FTE |
| STATE-SIZE | Charter Oaks | 30 FTE |
| STATE-SIZE | Greenfields Turf, Inc. | 30 FTE |
| CITY-NEAR | CA-01 | 4,525 FTE |
| CITY-NEAR | California Department of Transportation Facility 403 | 2,891 FTE |
| CITY-NEAR | AX9 Security Inc | 1,725 FTE |
| CITY-NEAR | Gonsalves and Santucci | 1,551 FTE |
| NAT-TCR | Pierce Biotechnology, Inc | 1.4 TCR |
| NAT-TCR | Ohio Coatings Company | 1.4 TCR |
| NAT-TCR | The Ryan Company, Inc | 1.4 TCR |
| NAT-TCR | Cummins Inc. Dallas Regional Distribution Center | 1.4 TCR |
| NAT-SIZE | Colonial Heights VA | 30 FTE |
| NAT-SIZE | Niemco Inc | 30 FTE |
| NAT-SIZE | Oden Hardy Construction, Inc. | 30 FTE |
| NAT-SIZE | Sustanite Support Services, LLC | 30 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.