Concrete repair · Maine

Knowles Industrial Services Corporation

Gorham, ME · ~80 workers · 9 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Knowles Industrial Services Corporation runs at 61% of its industry's injury rate - safer than the typical Concrete repair workplace, earning a grade B.

Knowles Industrial Services Corporation: 1.7 TCR = 61% of Concrete repair BLS 2.8 · 9y Form 300A (see methodology below)

Knowles Industrial Services Corporation safety composite

Knowles Industrial Services Corporation scores strongest on total case rate (tcr) (safer than 78% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

C

63/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.72 per 100 workers

Safer than 78% of industry peers

DART rate
C 1.04 per 100 workers

Safer than 55% 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

−1.7

2016→2024

Knowles Industrial Services Corporation injury rate improved

Knowles Industrial Services Corporation's TCR fell 1.7 from 2.7 in 2016 to 1.0 in 2024. Peak filing year was 2018 at 3.8 TCR. In 2024, DART was 0.6× this establishment's average TCR (severity share of cases).

2016=2.7 · 2017=0.0 · 2018=3.8 · 2019=2.3 · 2020=1.1 · 2021=2.2 · 2022=1.1 · 2023=1.1 · 2024=1.0

OSHA ITA Form 300A scorecard

Establishment book 238110 · Gorham, ME AT/BELOW-IND · SMALL

Grade B · TCR 1.7 · 61% of ind

  • DART 1.0 DART
  • RANK P78
  • PHOTO Donley's Concrete Gr…
  • BOOK 9y book
  • INJ 12 inj
  • SIZE ~80 FTE

Nearest TCR peer: Donley's Concrete Group LLC (0.0 TCR gap)

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

Knowles Industrial Services Corporation in the TCR neighbourhood

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

TCR

What this shows Knowles Industrial Services Corporation averages 1.7 TCR (61% of the Concrete repair BLS benchmark).

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

Knowles Industrial Services Corporation TCR series: 2016=2.7 · 2017=0 · 2018=3.8 · 2019=2.3 · 2020=1.1 · 2021=2.2 · 2022=1.1 · 2023=1.1 · 2024=1 · BLS 2.8

Where Knowles Industrial Services Corporation falls in its industry

1,314 Concrete repair establishments

Safer than 78% of graded establishments in this industry, whose median TCR is 3.8.

More dangerous than peersSafer than peers
Knowles Industrial Services Corporation (80 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 64 employees and a TCR of 3.8 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 0100200300 051015 Average employees Total Case Rate Knowles Industrial Services Corporation
Knowles Industrial Services Corporation (80 employees, TCR 1.7) among 29 same-industry peers, split at the industry median of 64 employees and a TCR of 3.8

Knowles Industrial Services Corporation has more employees than the Concrete repair median and a lower injury rate than the industry's median TCR of 3.8. 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 1.0 1.0 1 0 0
2023 1.1 1.1 1 0 0
2022 1.1 1.1 1 0 0
2021 2.2 2.2 2 0 0
2020 1.1 1.1 1 0 0
2019 2.3 1.1 1 1 0
2018 3.8 2.5 3 0 0
2017 0.0 0.0 0 0 0
2016 2.7 2.7 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238110 · ME · Gorham

1,314 Concrete repair employers nationwide with a credible TCR · 2,397 rated employers in Maine with headcount on file · 34 employers in Gorham, ME · 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 Donley's Concrete Group LLC 1.7 TCR
NAICS-TCR Pullman Power LLC - #25 1.7 TCR
NAICS-TCR SIDS SEALANTS, LLC 1.7 TCR
NAICS-TCR Kentucky APG 1.7 TCR
STATE-SIZE Production 80 FTE
STATE-SIZE Advance Auto Sales 80 FTE
STATE-SIZE 2408 ELLSWORTH 80 FTE
STATE-SIZE 8155 80 FTE
CITY-NEAR Brock Auburn Gorham Area 492 FTE
CITY-NEAR Nappi Distributors 213 FTE
CITY-NEAR Shaw Brothers Construction, Inc. 211 FTE
CITY-NEAR 08350 - Store # 8350 Gorham - Main St 175 FTE
NAT-TCR Electro-Spec Inc 1.7 TCR
NAT-TCR Tri-County Electric Company, Inc. 1.7 TCR
NAT-TCR NW Division 1.7 TCR
NAT-TCR Royal Wine Corp. 1.7 TCR
NAT-SIZE R Henry Inc 80 FTE
NAT-SIZE Mexichem Fluor St. Gabriel (KLEA) Site 80 FTE
NAT-SIZE Howell SC 80 FTE
NAT-SIZE Colorado Office 80 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, 2021, 2020, 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.