Housing, single-family, construction general contractors · California

Mueller Nicholls, Inc.

Oakland, CA · ~85 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.0
Avg TCR
3.8
Industry avg
0
Fatalities
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The verdict

Mueller Nicholls, Inc. runs at 263% of its industry's injury rate - far more dangerous than the typical Housing, single-family, construction general contractors workplace, earning a grade F.

Mueller Nicholls, Inc.: 10.0 TCR = 263% of Housing, single-family, construction general contractors BLS 3.8 · 5y Form 300A (see methodology below)

Mueller Nicholls, Inc. safety composite

Mueller Nicholls, Inc. scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 16%), 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 9.98 per 100 workers

Safer than 16% of industry peers

DART rate
F 5.34 per 100 workers

Safer than 18% 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

−5.3

2019→2024

Mueller Nicholls, Inc. injury rate improved

Mueller Nicholls, Inc.'s TCR fell 5.3 from 12.8 in 2019 to 7.5 in 2024. Peak filing year was 2019 at 12.8 TCR. In 2024, DART was 0.54× this establishment's average TCR (severity share of cases).

2019=12.8 · 2020=8.6 · 2022=12.2 · 2023=8.9 · 2024=7.5

OSHA ITA Form 300A scorecard

Establishment book 236115 · Oakland, CA ABOVE-IND · SMALL

Grade F · TCR 10.0 · 263% of ind

  • DART 5.3 DART
  • RANK #146/178
  • PHOTO Otto Construction, I…
  • BOOK 5y book
  • INJ 42 inj
  • SIZE ~85 FTE

Nearest TCR peer: Otto Construction, Inc. (0.1 TCR gap)

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

Mueller Nicholls, Inc. in the TCR neighbourhood

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

TCR

What this shows Mueller Nicholls, Inc. averages 10.0 TCR (263% of the Housing, single-family, construction general contractors BLS benchmark).

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

Mueller Nicholls, Inc. TCR series: 2019=12.8 · 2020=8.6 · 2022=12.2 · 2023=8.9 · 2024=7.5 · BLS 3.8

Where Mueller Nicholls, Inc. falls in its industry

976 Housing, single-family, constr establishments

Safer than 16% of graded establishments in this industry, whose median TCR is 3.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #146 safest of 178 Housing, single-family, constr employers in California.

Mueller Nicholls, Inc. (85 employees, TCR 10.0) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.5 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 0100200300400 05101520 Average employees Total Case Rate Mueller Nicholls, Inc.
Mueller Nicholls, Inc. (85 employees, TCR 10.0) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.5

Mueller Nicholls, Inc. has more employees than the Housing, single-family, construction gen median and a higher injury rate than the industry's median TCR of 3.5. 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
2024 7.5 5.3 7 0 0
2023 8.9 6.7 8 0 0
2022 12.2 8.8 11 0 0
2020 8.6 5.7 6 0 0
2019 12.8 6.4 10 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236115 · CA · Oakland

976 Housing, single-family, construction general contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 458 employers in Oakland, 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 Otto Construction, Inc. 9.9 TCR
NAICS-TCR J.R. Pierce Plumbing, Co., Inc 9.9 TCR
NAICS-TCR Sun Forest Construction 10.1 TCR
NAICS-TCR Rykam Corp 10.1 TCR
STATE-SIZE Gallo Vineyards, Inc. 85 FTE
STATE-SIZE Roche Brothers Inc. 85 FTE
STATE-SIZE Village Nurseries Pauma Valley Yard 85 FTE
STATE-SIZE Sunlet Nursery, Inc. 85 FTE
CITY-NEAR Oakland Unified School District 4,473 FTE
CITY-NEAR 2032-02120301 4,408 FTE
CITY-NEAR 0206-02620301 3,210 FTE
CITY-NEAR 2032-02620301 2,922 FTE
NAT-TCR VW Tooling Systems, Inc. 10.0 TCR
NAT-TCR Johnson Rehabilitation Institute 10.0 TCR
NAT-TCR Brookdale Sherwood 10.0 TCR
NAT-TCR Wigre - Green Bay 10.0 TCR
NAT-SIZE Hamilton Chevrolet Inc 85 FTE
NAT-SIZE Farmington ISD #192-North Trail Elementary 85 FTE
NAT-SIZE Clovernook Center for the Blind and Visually Impaired 85 FTE
NAT-SIZE Astoria Place of Waterville, LLC 85 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: 2024, 2023, 2022, 2020, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.