Window stores · California

Advance Technology Supply, Inc.

Rowland Heights, CA · ~68 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
11.9
Avg TCR
3.4
Industry avg
0
Fatalities
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The verdict

Advance Technology Supply, Inc. runs at 349% of its industry's injury rate - far more dangerous than the typical Window stores workplace, earning a grade F.

Advance Technology Supply, Inc.: 11.9 TCR = 349% of Window stores BLS 3.4 · 2y Form 300A (see methodology below)

Advance Technology Supply, Inc. safety composite

Advance Technology Supply, Inc. scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 5%), 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

19/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 11.88 per 100 workers

Safer than 12% of industry peers

DART rate
F 15.19 per 100 workers

Safer than 5% 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

Advance Technology Supply, Inc.: 8.6 → 15.2 TCR

Peak year 2018 @ 15.2 TCR · DART/TCR 1.28× in 2018

Advance Technology Supply, Inc.'s TCR rose 6.6 from 8.6 in 2017 to 15.2 in 2018. In 2018, DART was 1.28× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 444190 · Rowland Heights, CA ABOVE-IND · SMALL

Grade F · TCR 11.9 · 349% of ind

  • DART 15.2 DART
  • RANK #149/159
  • PHOTO Wimsatt Building Mat…
  • BOOK 2y book
  • INJ 14 inj
  • SIZE ~68 FTE

Nearest TCR peer: Wimsatt Building Materials - Sterling Heights (0.0 TCR gap)

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

Advance Technology Supply, Inc. in the TCR neighbourhood

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

TCR

What this shows Advance Technology Supply, Inc. averages 11.9 TCR (349% of the Window stores BLS benchmark).

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

Advance Technology Supply, Inc. TCR series: 2017=8.6 · 2018=15.2 · BLS 3.4

Where Advance Technology Supply, Inc. falls in its industry

1,643 Window stores establishments

Safer than 12% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #149 safest of 159 Window stores employers in California.

Advance Technology Supply, Inc. (68 employees, TCR 11.9) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2 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 050100150200 0510152025 Average employees Total Case Rate Advance Technology Supply, Inc.
Advance Technology Supply, Inc. (68 employees, TCR 11.9) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2

Advance Technology Supply, Inc. has more employees than the Window stores median and a higher injury rate than the industry's median TCR of 5.2. 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
2018 15.2 15.2 8 0 0
2017 8.6 8.6 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

444190 · CA · Rowland Heights

1,643 Window stores employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 12 employers in Rowland Heights, 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 Wimsatt Building Materials - Sterling Heights 11.9 TCR
NAICS-TCR San Juan Capistrano 11.9 TCR
NAICS-TCR 024 Pasco 11.8 TCR
NAICS-TCR HWM - ROCKLIN 11.9 TCR
STATE-SIZE California Valley Land Co. 68 FTE
STATE-SIZE MCFFO 68 FTE
STATE-SIZE VinePro Vineyard Management, Inc. 68 FTE
STATE-SIZE Knights Grapevine Nursery 68 FTE
CITY-NEAR Ono-013 909 FTE
CITY-NEAR 0222 - Puente Hills 167 FTE
CITY-NEAR 99 Ranch Market 3 145 FTE
CITY-NEAR 168 Market 805 86 FTE
NAT-TCR Chicago (Ilcws) 11.9 TCR
NAT-TCR Rochester (Nyroc) 11.9 TCR
NAT-TCR Assisi 11.9 TCR
NAT-TCR Peapod S&S Cromwell, Ct 11.9 TCR
NAT-SIZE Senior Health-South Heritage, LLC 68 FTE
NAT-SIZE 4795-PD-GSP-GREENVILLE-SPARTANBURG-PD 68 FTE
NAT-SIZE Penske : 5801-00 Toyota/Princeton, IN 68 FTE
NAT-SIZE Staco Energy Products 68 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: 2018, 2017. 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.