Commercial Electrical, HVAC and Comm. Contractor · Pennsylvania
Clark Mechanical Services Inc.
Lancaster, PA · ~55 workers · 5 years of OSHA Injury Tracking Application data.
- D
- Poor Safety Record
- 5.3
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Clark Mechanical Services Inc. runs at 189% of its industry's injury rate - more dangerous than the typical Commercial Electrical, HVAC and Comm. Contractor workplace, earning a grade D.
Clark Mechanical Services Inc.: 5.3 TCR = 189% of Commercial Electrical, HVAC and Comm. Contractor BLS 2.8 · 5y Form 300A (see methodology below)
Clark Mechanical Services Inc. safety composite
Clark Mechanical Services Inc. scores strongest on dart rate (safer than 78% of same-industry peers) and weakest on total case rate (tcr) (safer than 21%), 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).
48/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- F 5.28 per 100 workers
Safer than 21% of industry peers
- DART rate
- B 0 per 100 workers
Safer than 78% 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
−4.6
2016→2024
Clark Mechanical Services Inc. injury rate improved
Clark Mechanical Services Inc.'s TCR fell 4.6 from 6.4 in 2016 to 1.7 in 2024. Peak filing year was 2018 at 8.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
2016=6.4 · 2018=8.3 · 2019=5.1 · 2020=4.9 · 2024=1.7
OSHA ITA Form 300A scorecard
Establishment book 238210 · Lancaster, PA ABOVE-IND · SMALL
Grade D · TCR 5.3 · 189% of ind
- DART 0.0 DART
- RANK #155/191
- PHOTO Westech Systems, LLC
- BOOK 5y book
- INJ 16 inj
- SIZE ~55 FTE
Nearest TCR peer: Westech Systems, LLC (0.0 TCR gap)
Read with this employer → · Industry book → · Pennsylvania employers → · Look up another →
Clark Mechanical Services Inc. in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Clark Mechanical Services Inc.
5.3 TCR
- Westech System
Westech Systems, LLC
5.3 TCR
- Alcan Electric
Alcan Electrical & Engineering, Inc.
5.3 TCR
- Ambia Energy,
Ambia Energy, LLC
5.3 TCR
- Baca Valley Te
Baca Valley Telephone Co. & Sierra Communications Inc.
5.3 TCR
What this shows Clark Mechanical Services Inc. averages 5.3 TCR (189% of the Commercial Electrical, HVAC and Comm. Contractor BLS benchmark).
Clark Mechanical Services Inc. TCR series: 2016=6.4 · 2018=8.3 · 2019=5.1 · 2020=4.9 · 2024=1.7 · BLS 2.8
Where Clark Mechanical Services Inc. falls in its industry
4,550 Commercial Electrical, HVAC an establishmentsSafer than 21% of graded establishments in this industry, whose median TCR is 2.5.
Narrower to Pennsylvania alone (the establishments it most directly competes with for workers and contracts): ranked #155 safest of 191 Commercial Electrical, HVAC an employers in Pennsylvania.
Clark Mechanical Services Inc. has fewer employees than the Commercial Electrical, HVAC and Comm. Co median and a higher injury rate than the industry's median TCR of 2.5. 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 | 1.7 | 0.0 | 1 | 0 | 0 |
| 2020 | 4.9 | 0.0 | 3 | 0 | 0 |
| 2019 | 5.1 | 3.4 | 3 | 0 | 0 |
| 2018 | 8.3 | 0.0 | 5 | 0 | 0 |
| 2016 | 6.4 | 4.8 | 4 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238210 · PA · Lancaster
4,550 Commercial Electrical, HVAC and Comm. Contractor employers nationwide with a credible TCR · 22,692 rated employers in Pennsylvania with headcount on file · 450 employers in Lancaster, PA · 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 | Westech Systems, LLC | 5.3 TCR |
| NAICS-TCR | Alcan Electrical & Engineering, Inc. | 5.3 TCR |
| NAICS-TCR | Ambia Energy, LLC | 5.3 TCR |
| NAICS-TCR | Baca Valley Telephone Co. & Sierra Communications Inc. | 5.3 TCR |
| STATE-SIZE | Olyphant, PA | 55 FTE |
| STATE-SIZE | Viridity Energy Solutions Inc. | 55 FTE |
| STATE-SIZE | Stable Hollow Woodworking LLC | 55 FTE |
| STATE-SIZE | Whistler Construction Company | 55 FTE |
| CITY-NEAR | Lancaster General Health, LGH Hospital | 7,424 FTE |
| CITY-NEAR | LGHealth | 7,215 FTE |
| CITY-NEAR | Lancaster General Hospital | 6,528 FTE |
| CITY-NEAR | Lancaster General Medical Group | 1,436 FTE |
| NAT-TCR | Wepfer Marine of Greenville | 5.3 TCR |
| NAT-TCR | Waubonsee Development | 5.3 TCR |
| NAT-TCR | Pataskala | 5.3 TCR |
| NAT-TCR | Careone at Valley | 5.3 TCR |
| NAT-SIZE | Front Street Millwork & Lumber Inc. | 55 FTE |
| NAT-SIZE | WellQuest of Menifee Lakes | 55 FTE |
| NAT-SIZE | Kensington Fort Madison | 55 FTE |
| NAT-SIZE | Lafayette Center | 55 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.