Plumbing and heating contractors · Massachusetts

E.M. Duggan, Inc.

Canton, MA · ~432 workers · 7 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.5
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

E.M. Duggan, Inc. runs at 88% of its industry's injury rate - about level with the typical Plumbing and heating contractors workplace, earning a grade C.

E.M. Duggan, Inc.: 2.5 TCR = 88% of Plumbing and heating contractors BLS 2.8 · 7y Form 300A (see methodology below)

E.M. Duggan, Inc. safety composite

E.M. Duggan, Inc. scores strongest on total case rate (tcr) (safer than 61% of same-industry peers) and weakest on dart rate (safer than 28%), 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

47/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.47 per 100 workers

Safer than 61% of industry peers

DART rate
F 3.1 per 100 workers

Safer than 28% 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

E.M. Duggan, Inc.: 0.3 → 3.9 TCR

Peak year 2021 @ 4.7 TCR · DART/TCR 1.26× in 2022

E.M. Duggan, Inc.'s TCR rose 3.6 from 0.3 in 2016 to 3.9 in 2022. Peak filing year was 2021 at 4.7 TCR. In 2022, DART was 1.26× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

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

Grade C · TCR 2.5 · 88% of ind

  • DART 3.1 DART
  • RANK #51/140
  • PHOTO Georgia Mechanical Inc
  • BOOK 7y book
  • INJ 72 inj
  • SIZE ~432 FTE

Nearest TCR peer: Georgia Mechanical Inc (0.0 TCR gap)

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

E.M. Duggan, Inc. in the TCR neighbourhood

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

TCR

What this shows E.M. Duggan, Inc. averages 2.5 TCR (88% 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

E.M. Duggan, Inc. TCR series: 2016=0.3 · 2017=1.8 · 2018=2.2 · 2019=2.6 · 2020=1.8 · 2021=4.7 · 2022=3.9 · BLS 2.8

Where E.M. Duggan, Inc. falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 61% 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 #51 safest of 140 Plumbing and heating contracto employers in Massachusetts.

E.M. Duggan, Inc. (432 employees, TCR 2.5) 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 0100200300400500 05101520 Average employees Total Case Rate E.M. Duggan, Inc.
E.M. Duggan, Inc. (432 employees, TCR 2.5) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

E.M. Duggan, 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 3.9 3.1 19 0 0
2021 4.7 2.4 18 0 0
2020 1.8 0.6 6 0 0
2019 2.6 1.7 11 1 0
2018 2.2 1.5 10 0 0
2017 1.8 1.8 7 0 0
2016 0.3 0.3 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · MA · Canton

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 98 employers in Canton, 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 Georgia Mechanical Inc 2.5 TCR
NAICS-TCR CCI Mechanical 2.5 TCR
NAICS-TCR American Fire 2.5 TCR
NAICS-TCR Southland Industries/Burns Mechanical 2.5 TCR
STATE-SIZE WNA-Chelmsford 432 FTE
STATE-SIZE Koch Separation Solutions 432 FTE
STATE-SIZE Market Basket #16 433 FTE
STATE-SIZE Wegmans Chestnut Hill 124 433 FTE
CITY-NEAR Point32Health Canton 4,420 FTE
CITY-NEAR Organogenesis (Campus: 85, 65, and 150 Dan Rd Canton Locations) 855 FTE
CITY-NEAR Organogenesis (Campus: 85, 65, and 150 Dan Rd Canton Location's) 631 FTE
CITY-NEAR EM Duggan Inc, 422 FTE
NAT-TCR 4282 Lithia Springs Preprint 2.5 TCR
NAT-TCR Signature Flight Support-PWK269 2.5 TCR
NAT-TCR Sacramento Valley Tree 49200 2.5 TCR
NAT-TCR West Phoenix 39150 2.5 TCR
NAT-SIZE 0488 - Mission Valley Ca Whse 432 FTE
NAT-SIZE 0048 - Van Nuys Ca Whse 432 FTE
NAT-SIZE City of Moline 432 FTE
NAT-SIZE North Metro Community Services Westminster 432 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, 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.