Electrical work · California

Semper Solaris Construction, Inc

Campbell, CA · ~14 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
27.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Semper Solaris Construction, Inc runs at 997% of its industry's injury rate - far more dangerous than the typical Electrical work workplace, earning a grade F.

Semper Solaris Construction, Inc: 27.9 TCR = 997% of Electrical work BLS 2.8 · 2y Form 300A (see methodology below)

Semper Solaris Construction, Inc safety composite

Semper Solaris Construction, Inc scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 0%), 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).

F

13/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 27.91 per 100 workers

Safer than 0% of industry peers

DART rate
F 37.48 per 100 workers

Safer than 0% 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

Semper Solaris Construction, Inc: 18.3 → 37.5 TCR

Peak year 2024 @ 37.5 TCR · DART/TCR 1.34× in 2024

Semper Solaris Construction, Inc's TCR rose 19.1 from 18.3 in 2023 to 37.5 in 2024. In 2024, DART was 1.34× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238210 · Campbell, CA ABOVE-IND · SMALL

Grade F · TCR 27.9 · 997% of ind

  • DART 37.5 DART
  • RANK #548/548
  • PHOTO OEG, INC - CLACKAMAS…
  • BOOK 2y book
  • INJ 4 inj
  • SIZE ~14 FTE

Nearest TCR peer: OEG, INC - CLACKAMAS COUNTY COURTHOUSE (0.5 TCR gap)

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

Semper Solaris Construction, Inc in the TCR neighbourhood

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

TCR

What this shows Semper Solaris Construction, Inc averages 27.9 TCR (997% of the Electrical work BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Semper Solaris Construction, Inc TCR series: 2023=18.3 · 2024=37.5 · BLS 2.8

Where Semper Solaris Construction, Inc falls in its industry

4,550 Electrical work establishments

Safer than 0% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #548 safest of 548 Electrical work employers in California.

Semper Solaris Construction, Inc (14 employees, TCR 27.9) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5 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 05001,0001,500 0102030 Average employees Total Case Rate Semper Solaris Construction, Inc
Semper Solaris Construction, Inc (14 employees, TCR 27.9) among 29 same-industry peers, split at the industry median of 63 employees and a TCR of 2.5

Semper Solaris Construction, Inc has fewer employees than the Electrical work 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 37.5 37.5 1 0 0
2023 18.3 12.2 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238210 · CA · Campbell

4,550 Electrical work employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 87 employers in Campbell, CA · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR OEG, INC - CLACKAMAS COUNTY COURTHOUSE 27.4 TCR
NAICS-TCR DBA Electric Inc. 26.4 TCR
NAICS-TCR Mathew D Borcina Inc DBA MC Electric 26.0 TCR
NAICS-TCR Colfax and Owens 25.3 TCR
STATE-SIZE Beckstoffer Vineyards - Mendocino 14 FTE
STATE-SIZE Shafter Wasco Investment Co., Inc. 14 FTE
STATE-SIZE Bixler 14 FTE
STATE-SIZE Hofstee Farms 14 FTE
CITY-NEAR LARGO CONCRETE, INC. 599 FTE
CITY-NEAR Daley's Drywall and Taping 503 FTE
CITY-NEAR West Valley Construction Inc. 496 FTE
CITY-NEAR Life Services Alternatives 245 FTE
NAT-TCR 287189-Stl-Jennings Br 27.9 TCR
NAT-TCR Tem Express Logistics 27.9 TCR
NAT-TCR Child & Adolescent Behavioral Health Services 27.9 TCR
NAT-TCR Hootney Logistics, Inc. 27.9 TCR

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.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.