Asphalt roof shingle installation · Hawaii

Mauna Kea Roofing, LLC

Kailua Kona, HI · ~25 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.8
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Mauna Kea Roofing, LLC runs at 350% of its industry's injury rate - far more dangerous than the typical Asphalt roof shingle installation workplace, earning a grade F.

Mauna Kea Roofing, LLC: 9.8 TCR = 350% of Asphalt roof shingle installation BLS 2.8 · 2y Form 300A (see methodology below)

Mauna Kea Roofing, LLC safety composite

Mauna Kea Roofing, LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 9%), 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

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.79 per 100 workers

Safer than 12% of industry peers

DART rate
F 9.2 per 100 workers

Safer than 9% 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

Mauna Kea Roofing, LLC: 5.8 → 13.8 TCR

Peak year 2024 @ 13.8 TCR · DART/TCR 0.94× in 2024

Mauna Kea Roofing, LLC's TCR rose 8.0 from 5.8 in 2023 to 13.8 in 2024. In 2024, DART was 0.94× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238160 · Kailua Kona, HI ABOVE-IND · SMALL

Grade F · TCR 9.8 · 350% of ind

  • DART 9.2 DART
  • RANK #3/6
  • PHOTO DDR Roofing LLC dba …
  • BOOK 2y book
  • INJ 4 inj
  • SIZE ~25 FTE

Nearest TCR peer: DDR Roofing LLC dba DDR Quality Roofing & Sheet Metal (0.0 TCR gap)

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

Mauna Kea Roofing, LLC in the TCR neighbourhood

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

TCR

What this shows Mauna Kea Roofing, LLC averages 9.8 TCR (350% of the Asphalt roof shingle installation BLS benchmark).

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

Mauna Kea Roofing, LLC TCR series: 2023=5.8 · 2024=13.8 · BLS 2.8

Where Mauna Kea Roofing, LLC falls in its industry

1,723 Asphalt roof shingle installat establishments

Safer than 12% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to Hawaii alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 6 Asphalt roof shingle installat employers in Hawaii.

Mauna Kea Roofing, LLC (25 employees, TCR 9.8) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7 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 050100150 0102030 Average employees Total Case Rate Mauna Kea Roofing, LLC
Mauna Kea Roofing, LLC (25 employees, TCR 9.8) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

Mauna Kea Roofing, LLC has fewer employees than the Asphalt roof shingle installation median and a higher injury rate than the industry's median TCR of 3.7. 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 13.8 9.2 3 0 0
2023 5.8 5.8 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · HI · Kailua Kona

1,723 Asphalt roof shingle installation employers nationwide with a credible TCR · 2,022 rated employers in Hawaii with headcount on file · 50 employers in Kailua Kona, 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 DDR Roofing LLC dba DDR Quality Roofing & Sheet Metal 9.8 TCR
NAICS-TCR Fort-Cica Roofing & general Contractors 9.7 TCR
NAICS-TCR Mahaney Group 9.7 TCR
NAICS-TCR Highland Roofing Company 9.7 TCR
STATE-SIZE 4829-12998 25 FTE
STATE-SIZE Trend Builders LLC 25 FTE
STATE-SIZE 4829-12634 25 FTE
STATE-SIZE Aina Ola LLC 25 FTE
CITY-NEAR 2412 - Hawaii-Kona 337 FTE
CITY-NEAR WM 2321 330 FTE
CITY-NEAR 2321 282 FTE
CITY-NEAR 1561 LOWE S OF KONA HI 207 FTE
NAT-TCR Buffalo 10239 9.8 TCR
NAT-TCR Leonhardt Manufacturing 9.8 TCR
NAT-TCR Hillandale Gettysburg LP DBA Hillandale Farms - Atlantic 9.8 TCR
NAT-TCR Cabar - Barstow Center 9.8 TCR
NAT-SIZE 1st FP McAllen, LLC 25 FTE
NAT-SIZE Great Barrington-Ma11 25 FTE
NAT-SIZE HANOVER-MA12 25 FTE
NAT-SIZE United Industrial Service, Inc 25 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. 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.