Apartment managers' offices · California

Trinity Management Services

San Francisco, CA · ~137 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
3.4
Avg TCR
1.4
Industry avg
0
Fatalities
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The verdict

Trinity Management Services runs at 244% of its industry's injury rate - far more dangerous than the typical Apartment managers' offices workplace, earning a grade F.

Trinity Management Services: 3.4 TCR = 244% of Apartment managers' offices BLS 1.4 · 2y Form 300A (see methodology below)

Trinity Management Services safety composite

Trinity Management Services scores strongest on total case rate (tcr) (safer than 62% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

C

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 3.41 per 100 workers

Safer than 62% of industry peers

DART rate
C 0.67 per 100 workers

Safer than 57% 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

−5.5

2017→2023

Trinity Management Services injury rate improved

Trinity Management Services's TCR fell 5.5 from 6.2 in 2017 to 0.7 in 2023. Peak filing year was 2017 at 6.2 TCR. In 2023, DART was 0.2× this establishment's average TCR (severity share of cases).

2017=6.2 · 2023=0.7

OSHA ITA Form 300A scorecard

Establishment book 531311 · San Francisco, CA ABOVE-IND · MID

Grade F · TCR 3.4 · 244% of ind

  • DART 0.7 DART
  • RANK #20/47
  • PHOTO LA Portfolio
  • BOOK 2y book
  • INJ 8 inj
  • SIZE ~137 FTE

Nearest TCR peer: LA Portfolio (0.0 TCR gap)

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

Trinity Management Services in the TCR neighbourhood

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

TCR

What this shows Trinity Management Services averages 3.4 TCR (244% of the Apartment managers' offices BLS benchmark).

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

Trinity Management Services TCR series: 2017=6.2 · 2023=0.7 · BLS 1.4

Where Trinity Management Services falls in its industry

500 Apartment managers' offices establishments

Safer than 62% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #20 safest of 47 Apartment managers' offices employers in California.

Trinity Management Services (137 employees, TCR 3.4) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 4.5 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 02004006008001,000 0510152025 Average employees Total Case Rate Trinity Management Services
Trinity Management Services (137 employees, TCR 3.4) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 4.5

Trinity Management Services has more employees than the Apartment managers' offices median and a lower injury rate than the industry's median TCR of 4.5. 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
2023 0.7 0.7 1 0 0
2017 6.2 3.1 7 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

531311 · CA · San Francisco

500 Apartment managers' offices employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,144 employers in San Francisco, 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 LA Portfolio 3.4 TCR
NAICS-TCR Independent Living, Inc. 3.4 TCR
NAICS-TCR Grandhaven Assisted Living & Memory Care 3.5 TCR
NAICS-TCR Ashley Management Corporation 3.4 TCR
STATE-SIZE DIVERSIFIED FARM LABOR INC 137 FTE
STATE-SIZE A C FARM LABOR CONTRACTOR INC 137 FTE
STATE-SIZE IN Farms Inc 137 FTE
STATE-SIZE BVLS 137 FTE
CITY-NEAR UC San Francisco 18,070 FTE
CITY-NEAR DoorDash, Inc. 12,430 FTE
CITY-NEAR UC San Francisco Health 12,262 FTE
CITY-NEAR SFO - Airport United Airlines Offices 11,622 FTE
NAT-TCR Southington #203 3.4 TCR
NAT-TCR West Phoenix 3.4 TCR
NAT-TCR QSI Glen Allen 3.4 TCR
NAT-TCR AIG Maryland 3.4 TCR
NAT-SIZE Commercial Drive #207 137 FTE
NAT-SIZE 8406 Kao 137 FTE
NAT-SIZE Home Health Services Youngstown 137 FTE
NAT-SIZE TX010 Acme Gypsum 137 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: 2023, 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.