Custom builders (except for-sale), single-family home · Maine

Knickerbocker Group

Boothbay, ME · ~75 workers · 7 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.1
Avg TCR
3.8
Industry avg
0
Fatalities
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The verdict

Knickerbocker Group runs at 54% of its industry's injury rate - safer than the typical Custom builders (except for-sale), single-family home workplace, earning a grade B.

Knickerbocker Group: 2.1 TCR = 54% of Custom builders (except for-sale), single-family home BLS 3.8 · 7y Form 300A (see methodology below)

Knickerbocker Group safety composite

Knickerbocker Group scores strongest on total case rate (tcr) (safer than 65% of same-industry peers) and weakest on dart rate (safer than 42%), 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

53/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.06 per 100 workers

Safer than 65% of industry peers

DART rate
D 1.6 per 100 workers

Safer than 42% 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%).

Rising injury rate

Knickerbocker Group: 2.0 → 4.8 TCR

Peak year 2018 @ 5.5 TCR · DART/TCR 0.78× in 2023

Knickerbocker Group's TCR rose 2.8 from 2.0 in 2017 to 4.8 in 2023. Peak filing year was 2018 at 5.5 TCR. In 2023, DART was 0.78× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 236115 · Boothbay, ME AT/BELOW-IND · SMALL

Grade B · TCR 2.1 · 54% of ind

  • DART 1.6 DART
  • RANK #1/7
  • PHOTO Johansen Masonry INC
  • BOOK 7y book
  • INJ 12 inj
  • SIZE ~75 FTE

Nearest TCR peer: Johansen Masonry INC (0.0 TCR gap)

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

Knickerbocker Group in the TCR neighbourhood

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

TCR

What this shows Knickerbocker Group averages 2.1 TCR (54% of the Custom builders (except for-sale), single-family home BLS benchmark).

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

Knickerbocker Group TCR series: 2017=2 · 2018=5.5 · 2019=0 · 2020=0 · 2021=0 · 2022=2.1 · 2023=4.8 · BLS 3.8

Where Knickerbocker Group falls in its industry

976 Custom builders (except for-sa establishments

Safer than 65% of graded establishments in this industry, whose median TCR is 3.5.

More dangerous than peersSafer than peers

Narrower to Maine alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 7 Custom builders (except for-sa employers in Maine.

Knickerbocker Group (75 employees, TCR 2.1) 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 Knickerbocker Group
Knickerbocker Group (75 employees, TCR 2.1) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.5

Knickerbocker Group has more employees than the Custom builders (except for-sale), singl median and a lower 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
2023 4.8 1.6 6 0 0
2022 2.1 1.1 2 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0
2018 5.5 1.9 3 0 0
2017 2.0 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236115 · ME · Boothbay

976 Custom builders (except for-sale), single-family home employers nationwide with a credible TCR · 2,397 rated employers in Maine with headcount on file · 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 Johansen Masonry INC 2.1 TCR
NAICS-TCR Dewson Construction Company 2.0 TCR
NAICS-TCR Commonwealth Construction Corporation 2.1 TCR
NAICS-TCR Milestone Contractors, LP 2.1 TCR
STATE-SIZE CMP - Augusta Service Building 75 FTE
STATE-SIZE Lyman Morse Boatbuilding 75 FTE
STATE-SIZE Unit # 1985 75 FTE
STATE-SIZE PWM PORTLAND INTERNATIONAL JETPORT 75 FTE
CITY-NEAR Coastal Maine Botanical Gardens 92 FTE
NAT-TCR Ratermann Manufacturing, Inc. 2.1 TCR
NAT-TCR mini of ramsey 2.1 TCR
NAT-TCR Green Construction Enterprises 2.1 TCR
NAT-TCR Fulshear Treatment to Transition 2.1 TCR
NAT-SIZE Gaudin Porsche 75 FTE
NAT-SIZE The Waters of Edina 75 FTE
NAT-SIZE Dan Vaden Chevrolet Brunswick 75 FTE
NAT-SIZE Polymer Injection Molding 75 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, 2017. 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.