Plumbing and heating contractors · Hawaii

Heide & Cook, LLC

Honolulu, HI · ~140 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Heide & Cook, LLC runs at 286% of its industry's injury rate - far more dangerous than the typical Plumbing and heating contractors workplace, earning a grade F.

Heide & Cook, LLC: 8.0 TCR = 286% of Plumbing and heating contractors BLS 2.8 · 4y Form 300A (see methodology below)

Heide & Cook, LLC safety composite

Heide & Cook, LLC scores strongest on dart rate (safer than 56% 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).

D

39/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.02 per 100 workers

Safer than 16% of industry peers

DART rate
C 0.71 per 100 workers

Safer than 56% 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

−1.3

2020→2024

Heide & Cook, LLC injury rate improved

Heide & Cook, LLC's TCR fell 1.3 from 2.0 in 2020 to 0.7 in 2024. Peak filing year was 2023 at 27.3 TCR. In 2024, DART was 0.09× this establishment's average TCR (severity share of cases).

2020=2.0 · 2021=2.1 · 2023=27.3 · 2024=0.7

OSHA ITA Form 300A scorecard

Establishment book 238220 · Honolulu, HI ABOVE-IND · MID

Grade F · TCR 8.0 · 286% of ind

  • DART 0.7 DART
  • RANK #23/26
  • PHOTO DUCTS UNLIMITED MECH…
  • BOOK 4y book
  • INJ 12 inj
  • SIZE ~140 FTE

Nearest TCR peer: DUCTS UNLIMITED MECHANICAL SYSTEMS INC. (0.0 TCR gap)

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

Heide & Cook, LLC in the TCR neighbourhood

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

TCR

What this shows Heide & Cook, LLC averages 8.0 TCR (286% of the Plumbing and heating contractors BLS benchmark).

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

Heide & Cook, LLC TCR series: 2020=2 · 2021=2.1 · 2023=27.3 · 2024=0.7 · BLS 2.8

Where Heide & Cook, LLC falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 16% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Hawaii alone (the establishments it most directly competes with for workers and contracts): ranked #23 safest of 26 Plumbing and heating contracto employers in Hawaii.

Heide & Cook, LLC (140 employees, TCR 8.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate Heide & Cook, LLC
Heide & Cook, LLC (140 employees, TCR 8.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Heide & Cook, LLC has more employees than the Plumbing and heating contractors median and a higher injury rate than the industry's median TCR of 3.3. 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
2024 0.7 0.7 1 0 0
2023 27.3 16.4 5 0 0
2021 2.1 1.4 3 0 0
2020 2.0 0.7 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · HI · Honolulu

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 2,022 rated employers in Hawaii with headcount on file · 796 employers in Honolulu, HI · 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 DUCTS UNLIMITED MECHANICAL SYSTEMS INC. 8.0 TCR
NAICS-TCR Longacre Company HQ 8.0 TCR
NAICS-TCR Naturescape Design Inc. DBA Naturescape Irrigation 8.0 TCR
NAICS-TCR WFS CHARLOTTE 8.0 TCR
STATE-SIZE 13238 GLOBAL AG SERVICES INC. 140 FTE
STATE-SIZE Pan-Pacific Mechanical Hawaii 140 FTE
STATE-SIZE 3032 - Mililani HI FLC 140 FTE
STATE-SIZE Kauai Coffee Company 139 FTE
CITY-NEAR 9095-HNL 5,861 FTE
CITY-NEAR HNL HONOLULUL 4,589 FTE
CITY-NEAR Hawaiian Airlines - HNL 4,118 FTE
CITY-NEAR 12812007 MOANALUA MEDICAL OFFICES 2,355 FTE
NAT-TCR Tecta America Oklahoma, LLC 8.0 TCR
NAT-TCR Residence Inn Beverly Hills 8.0 TCR
NAT-TCR Ndfar - Fargo 8.0 TCR
NAT-TCR Kypre - Prestonsburg 8.0 TCR
NAT-SIZE CAMP-of-the-WOODS 140 FTE
NAT-SIZE Norcal Last Mile 140 FTE
NAT-SIZE Power Play Distributors 140 FTE
NAT-SIZE Pacha - Chambersburg 140 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, 2021, 2020. 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.