Plumbing and heating contractors · Massachusetts

Nb Kenney Co., Inc.

Devens, MA · ~120 workers · 2 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Nb Kenney Co., Inc. runs at 66% of its industry's injury rate - safer than the typical Plumbing and heating contractors workplace, earning a grade B.

Nb Kenney Co., Inc.: 1.9 TCR = 66% of Plumbing and heating contractors BLS 2.8 · 2y Form 300A (see methodology below)

Nb Kenney Co., Inc. safety composite

Nb Kenney Co., Inc. scores strongest on total case rate (tcr) (safer than 71% of same-industry peers) and weakest on dart rate (safer than 37%), 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

54/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.86 per 100 workers

Safer than 71% of industry peers

DART rate
D 2.21 per 100 workers

Safer than 37% 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

Nb Kenney Co., Inc.: 1.5 → 2.2 TCR

Peak year 2022 @ 2.2 TCR · DART/TCR 1.19× in 2022

Nb Kenney Co., Inc.'s TCR rose 0.7 from 1.5 in 2020 to 2.2 in 2022. In 2022, DART was 1.19× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Devens, MA AT/BELOW-IND · MID

Grade B · TCR 1.9 · 66% of ind

  • DART 2.2 DART
  • RANK #35/140
  • PHOTO Duo Plumbing & Heati…
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~120 FTE

Nearest TCR peer: Duo Plumbing & Heating Corp (0.0 TCR gap)

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

Nb Kenney Co., Inc. in the TCR neighbourhood

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

TCR

What this shows Nb Kenney Co., Inc. averages 1.9 TCR (66% 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

Nb Kenney Co., Inc. TCR series: 2020=1.5 · 2022=2.2 · BLS 2.8

Where Nb Kenney Co., Inc. falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #35 safest of 140 Plumbing and heating contracto employers in Massachusetts.

Nb Kenney Co., Inc. (120 employees, TCR 1.9) 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 Nb Kenney Co., Inc.
Nb Kenney Co., Inc. (120 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Nb Kenney Co., Inc. has more employees than the Plumbing and heating contractors median and a lower 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
2022 2.2 2.2 3 0 0
2020 1.5 0.8 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MA · Devens

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 41 employers in Devens, MA · 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 Duo Plumbing & Heating Corp 1.9 TCR
NAICS-TCR Ahern Appleton (NE) Office 1.9 TCR
NAICS-TCR Temp Right Service Inc 1.9 TCR
NAICS-TCR Granite State Plumbing & Heating 1.9 TCR
STATE-SIZE DORCHESTER COMM L PT-MA10 120 FTE
STATE-SIZE Structure Tone Building Group 120 FTE
STATE-SIZE NEL Corporation 120 FTE
STATE-SIZE PRIME STEEL ERECTING, INC 120 FTE
CITY-NEAR Bristol-Myers Squibb Company 1,449 FTE
CITY-NEAR CFS-1 721 FTE
CITY-NEAR Quiet Logistics 688 FTE
CITY-NEAR Devens 645 FTE
NAT-TCR Bed Bath and Beyond Tribeca 1.9 TCR
NAT-TCR buybuy Baby Albany 1.9 TCR
NAT-TCR UN - Riverview Cafe 1.9 TCR
NAT-TCR Es-Pres St Jo Chi 1.9 TCR
NAT-SIZE Legend Oaks Garland 120 FTE
NAT-SIZE Drywall Services HQ 120 FTE
NAT-SIZE GEON Performance Solutions 120 FTE
NAT-SIZE 6458-ZDOT 120 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: 2022, 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.