Commercial building construction general contractors · California

Diani Building Corp

Santa Maria, CA · ~55 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.2
Avg TCR
2.9
Industry avg
0
Fatalities
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The verdict

Diani Building Corp runs at 180% of its industry's injury rate - more dangerous than the typical Commercial building construction general contractors workplace, earning a grade D.

Diani Building Corp: 5.2 TCR = 180% of Commercial building construction general contractors BLS 2.9 · 6y Form 300A (see methodology below)

Diani Building Corp safety composite

Diani Building Corp scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 21%), 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

29/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 5.22 per 100 workers

Safer than 21% of industry peers

DART rate
F 2.83 per 100 workers

Safer than 21% 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

Diani Building Corp: 0.0 → 14.2 TCR

Peak year 2023 @ 14.2 TCR · DART/TCR 0.54× in 2023

Diani Building Corp's TCR rose 14.2 from 0.0 in 2018 to 14.2 in 2023. In 2023, DART was 0.54× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 236220 · Santa Maria, CA ABOVE-IND · SMALL

Grade D · TCR 5.2 · 180% of ind

  • DART 2.8 DART
  • RANK #386/486
  • PHOTO Murnane Construction…
  • BOOK 6y book
  • INJ 17 inj
  • SIZE ~55 FTE

Nearest TCR peer: Murnane Construction Services, Inc. (0.0 TCR gap)

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

Diani Building Corp in the TCR neighbourhood

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

TCR

What this shows Diani Building Corp averages 5.2 TCR (180% of the Commercial building construction general contractors BLS benchmark).

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

Diani Building Corp TCR series: 2018=0 · 2019=5.3 · 2020=7.3 · 2021=0 · 2022=4.6 · 2023=14.2 · BLS 2.9

Where Diani Building Corp falls in its industry

4,692 Commercial building constructi establishments

Safer than 21% of graded establishments in this industry, whose median TCR is 2.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #386 safest of 486 Commercial building constructi employers in California.

Diani Building Corp (55 employees, TCR 5.2) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3 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 0100200300400500 02468 Average employees Total Case Rate Diani Building Corp
Diani Building Corp (55 employees, TCR 5.2) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

Diani Building Corp has more employees than the Commercial building construction general median and a higher injury rate than the industry's median TCR of 2.3. 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 14.2 2.8 5 0 0
2022 4.6 4.6 2 0 0
2021 0.0 0.0 0 0 0
2020 7.3 2.4 6 0 0
2019 5.3 4.3 4 1 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · CA · Santa Maria

4,692 Commercial building construction general contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 280 employers in Santa Maria, 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 Murnane Construction Services, Inc. 5.2 TCR
NAICS-TCR Streeter Associates, Inc. 5.2 TCR
NAICS-TCR 1223 - BELFOR Myrtle Beach SC 5.2 TCR
NAICS-TCR Construction 5.2 TCR
STATE-SIZE FARMING ADMINISTRATION 55 FTE
STATE-SIZE Dwelley Family Farms LLC 55 FTE
STATE-SIZE Tri-Valley Vineyard Management 55 FTE
STATE-SIZE Cornerstone Certified Vineyard 55 FTE
CITY-NEAR Rancho Nuevo Harvesting, Inc. 2,290 FTE
CITY-NEAR 6403-64030364 2,110 FTE
CITY-NEAR 64030364-364001 MARIAN REGIONAL MEDICAL CENTER 2,074 FTE
CITY-NEAR Marian Regional Medical Center 2,021 FTE
NAT-TCR Pace Contracting LLC 5.2 TCR
NAT-TCR BBI Strongsville 5.2 TCR
NAT-TCR Supply Source Enterprises-Richmond, IN 5.2 TCR
NAT-TCR Harrison Senior Living 5.2 TCR
NAT-SIZE The Workshop 55 FTE
NAT-SIZE Queen Anne Painting Co., Inc 55 FTE
NAT-SIZE Superior Industries 55 FTE
NAT-SIZE Ox Paperboard LLC 55 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, 2022, 2021, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.