Blinds (e.g., mini, venetian, vertical), all materials, manufacturing · California

Mariak Industries

Rancho Dominguez, CA · ~402 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.1
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Mariak Industries runs at 214% of its industry's injury rate - far more dangerous than the typical Blinds (e.g., mini, venetian, vertical), all materials, manufacturing workplace, earning a grade F.

Mariak Industries: 7.1 TCR = 214% of Blinds (e.g., mini, venetian, vertical), all materials, manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Mariak Industries safety composite

Mariak Industries scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 10%), 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

25/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.07 per 100 workers

Safer than 10% of industry peers

DART rate
F 3.43 per 100 workers

Safer than 25% 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%).

TCR Δ

−5.4

2017→2019

Mariak Industries injury rate improved

Mariak Industries's TCR fell 5.4 from 9.9 in 2017 to 4.5 in 2019. Peak filing year was 2017 at 9.9 TCR. In 2019, DART was 0.49× this establishment's average TCR (severity share of cases).

2017=9.9 · 2018=6.8 · 2019=4.5

OSHA ITA Form 300A scorecard

Establishment book 337920 · Rancho Dominguez, CA ABOVE-IND · MID

Grade F · TCR 7.1 · 214% of ind

  • DART 3.4 DART
  • RANK #3/4
  • PHOTO Assembly Center
  • BOOK 3y book
  • INJ 87 inj
  • SIZE ~402 FTE

Nearest TCR peer: Assembly Center (0.5 TCR gap)

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Mariak Industries in the TCR neighbourhood

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

TCR

What this shows Mariak Industries averages 7.1 TCR (214% of the Blinds (e.g., mini, venetian, vertical), all materials, manufacturing BLS benchmark).

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

Mariak Industries TCR series: 2017=9.9 · 2018=6.8 · 2019=4.5 · BLS 3.3

Where Mariak Industries falls in its industry

59 Blinds (e.g., mini, venetian, establishments

Safer than 10% of graded establishments in this industry, whose median TCR is 3.1.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 4 Blinds (e.g., mini, venetian, employers in California.

Mariak Industries (402 employees, TCR 7.1) among 29 same-industry peers, split at the industry median of 144 employees and a TCR of 3.1 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 0246810 Average employees Total Case Rate Mariak Industries
Mariak Industries (402 employees, TCR 7.1) among 29 same-industry peers, split at the industry median of 144 employees and a TCR of 3.1

Mariak Industries has more employees than the Blinds (e.g., mini, venetian, vertical), median and a higher injury rate than the industry's median TCR of 3.1. 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
2019 4.5 3.4 18 3 0
2018 6.8 6.5 24 2 0
2017 9.9 7.9 45 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

337920 · CA · Rancho Dominguez

59 Blinds (e.g., mini, venetian, vertical), all materials, manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 66 employers in Rancho Dominguez, 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 Assembly Center 7.6 TCR
NAICS-TCR Kenney Manufacturing Company 6.6 TCR
NAICS-TCR Shades Unlimited, Inc. Knoxville Warehouse 6.5 TCR
NAICS-TCR Sunesta 7.8 TCR
STATE-SIZE SACRAMENTO SERVICE CENTER 402 FTE
STATE-SIZE Anaheim Base - Bld: 0712 - 15 402 FTE
STATE-SIZE Fresno Plumbing and Heating 402 FTE
STATE-SIZE 11100 Firestone Blvd. 402 FTE
CITY-NEAR Brock West, LLC 2,008 FTE
CITY-NEAR Aegion Energy Services 1,533 FTE
CITY-NEAR Murray Company 922 FTE
CITY-NEAR T.R.S.C., Inc. 576 FTE
NAT-TCR ND,BISMARCK - Medical Center Campus - General Medical and Surgical Hospitals 7.1 TCR
NAT-TCR Plimpton and Hills Branch 1 7.1 TCR
NAT-TCR USA Daytona Beach 430 Innovation Way 7.1 TCR
NAT-TCR The DM Burr Group - Swartz Creek Schools 7.1 TCR
NAT-SIZE Licking County Family YMCA 402 FTE
NAT-SIZE Ameristar Services Inc. 402 FTE
NAT-SIZE Baylor Institute for Rehabilitation 402 FTE
NAT-SIZE General Cable - Marshall 402 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: 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.