Senior Living · California

MBK - MSL Home Office

Irvine, CA · ~28 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.3
Avg TCR
3.8
Industry avg
0
Fatalities
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The verdict

MBK - MSL Home Office runs at 35% of its industry's injury rate - far safer than the typical Senior Living workplace, earning a grade A.

MBK - MSL Home Office: 1.3 TCR = 35% of Senior Living BLS 3.8 · 3y Form 300A (see methodology below)

MBK - MSL Home Office safety composite

MBK - MSL Home Office scores strongest on total case rate (tcr) (safer than 97% of same-industry peers) and weakest on fatalities (safer than 50%), 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).

B

81/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 1.33 per 100 workers

Safer than 97% of industry peers

DART rate
B 0 per 100 workers

Safer than 84% 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

−4.0

2019→2021

MBK - MSL Home Office injury rate improved

MBK - MSL Home Office's TCR fell 4.0 from 4.0 in 2019 to 0.0 in 2021. Peak filing year was 2019 at 4.0 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2019=4.0 · 2020=0.0 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 623312 · Irvine, CA AT/BELOW-IND · SMALL

Grade A · TCR 1.3 · 35% of ind

  • DART 0.0 DART
  • RANK #12/635
  • PHOTO Twinbrook Assisted L…
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~28 FTE

Nearest TCR peer: Twinbrook Assisted Living Apartments (0.0 TCR gap)

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

MBK - MSL Home Office in the TCR neighbourhood

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

TCR

What this shows MBK - MSL Home Office averages 1.3 TCR (35% of the Senior Living BLS benchmark).

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

MBK - MSL Home Office TCR series: 2019=4 · 2020=0 · 2021=0 · BLS 3.8

Where MBK - MSL Home Office falls in its industry

6,510 Senior Living establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 7.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #12 safest of 635 Senior Living employers in California.

MBK - MSL Home Office (28 employees, TCR 1.3) among 29 same-industry peers, split at the industry median of 49 employees and a TCR of 7.2 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 0100200300 0510152025 Average employees Total Case Rate MBK - MSL Home Office
MBK - MSL Home Office (28 employees, TCR 1.3) among 29 same-industry peers, split at the industry median of 49 employees and a TCR of 7.2

MBK - MSL Home Office has fewer employees than the Senior Living median and a lower injury rate than the industry's median TCR of 7.2. 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
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 4.0 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

623312 · CA · Irvine

6,510 Senior Living employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 622 employers in Irvine, 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 Twinbrook Assisted Living Apartments 1.3 TCR
NAICS-TCR Modena Reserve at Kensington 1.3 TCR
NAICS-TCR OC Fall River LLC 1.3 TCR
NAICS-TCR Brookdale Salem Senior Living 1.3 TCR
STATE-SIZE Davis Ranch L.L.C. 28 FTE
STATE-SIZE Steinbeck Country Produce 28 FTE
STATE-SIZE Harlan Family Ranch 28 FTE
STATE-SIZE KKG Equipment Company, LLC32 28 FTE
CITY-NEAR UC Irvine 16,029 FTE
CITY-NEAR CA-10 4,926 FTE
CITY-NEAR Edwards Lifesciences 4,189 FTE
CITY-NEAR Johnson and Johnson MDD CSS Irvine 3,775 FTE
NAT-TCR Sam Rayburn Tollway West 1.3 TCR
NAT-TCR Entergy East Orleans 1.3 TCR
NAT-TCR 4765-JANCX0UPS 1.3 TCR
NAT-TCR 2301 Loyola University 1.3 TCR
NAT-SIZE City Hall 28 FTE
NAT-SIZE LaGrange Sanitation 28 FTE
NAT-SIZE St. Michael's Assisted Living 28 FTE
NAT-SIZE US 82 Fannin County 28 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: 2021, 2020, 2019. 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.