PLUMBING, HEATING, AC DUCTWORK-SHOP AND OUT · Florida

Mcwilliams and Son, Inc.

Port Richey, FL · ~27 workers · 5 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Mcwilliams and Son, Inc. runs at 58% of its industry's injury rate - safer than the typical PLUMBING, HEATING, AC DUCTWORK-SHOP AND OUT workplace, earning a grade B.

Mcwilliams and Son, Inc.: 1.6 TCR = 58% of PLUMBING, HEATING, AC DUCTWORK-SHOP AND OUT BLS 2.8 · 5y Form 300A (see methodology below)

Mcwilliams and Son, Inc. safety composite

Mcwilliams and Son, Inc. scores strongest on dart rate (safer than 80% 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

71/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.62 per 100 workers

Safer than 76% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% 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%).

Mcwilliams and Son, Inc. held a steady TCR band

Mcwilliams and Son, Inc.'s TCR held near 0.0 from 0.0 in 2020 to 0.0 in 2024. Peak filing year was 2023 at 4.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2020=0.0 · 2021=0.0 · 2022=3.8 · 2023=4.3 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Port Richey, FL AT/BELOW-IND · SMALL

Grade B · TCR 1.6 · 58% of ind

  • DART 0.0 DART
  • RANK #83/425
  • PHOTO First Service Mechan…
  • BOOK 5y book
  • INJ 2 inj
  • SIZE ~27 FTE

Nearest TCR peer: First Service Mechanical (0.0 TCR gap)

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

Mcwilliams and Son, Inc. in the TCR neighbourhood

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

TCR

What this shows Mcwilliams and Son, Inc. averages 1.6 TCR (58% of the PLUMBING, HEATING, AC DUCTWORK-SHOP AND OUT BLS benchmark).

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

Mcwilliams and Son, Inc. TCR series: 2020=0 · 2021=0 · 2022=3.8 · 2023=4.3 · 2024=0 · BLS 2.8

Where Mcwilliams and Son, Inc. falls in its industry

5,793 PLUMBING, HEATING, AC DUCTWORK establishments

Safer than 76% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Florida alone (the establishments it most directly competes with for workers and contracts): ranked #83 safest of 425 PLUMBING, HEATING, AC DUCTWORK employers in Florida.

Mcwilliams and Son, Inc. (27 employees, TCR 1.6) 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 Mcwilliams and Son, Inc.
Mcwilliams and Son, Inc. (27 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Mcwilliams and Son, Inc. has fewer employees than the PLUMBING, HEATING, AC DUCTWORK-SHOP AND 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
2024 0.0 0.0 0 0 0
2023 4.3 4.3 1 0 0
2022 3.8 3.8 1 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · FL · Port Richey

5,793 PLUMBING, HEATING, AC DUCTWORK-SHOP AND OUT employers nationwide with a credible TCR · 26,569 rated employers in Florida with headcount on file · 42 employers in Port Richey, FL · 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 First Service Mechanical 1.6 TCR
NAICS-TCR Maple Grove 1.6 TCR
NAICS-TCR Wilkes Plumbing and Heating 1.6 TCR
NAICS-TCR Tru-Flo Plumbing LLC 1.6 TCR
STATE-SIZE C. ELTON CREWS, INC. 27 FTE
STATE-SIZE Treesap Farms LLC - Homestead 27 FTE
STATE-SIZE Treesap Farms LLC - Oasis 27 FTE
STATE-SIZE Cocoa Sod 27 FTE
CITY-NEAR WM 1085 379 FTE
CITY-NEAR 1085 354 FTE
CITY-NEAR Seaway Plastics Engineering LLC 144 FTE
CITY-NEAR Store 0767 143 FTE
NAT-TCR Nova Structural Steel 1.6 TCR
NAT-TCR Port Isabel Detention Center 1.6 TCR
NAT-TCR Green Thumb Industries 1.6 TCR
NAT-TCR Project Builders Inc 1.6 TCR
NAT-SIZE Mk Heating and Air Conditioning, Inc. 27 FTE
NAT-SIZE Hamlet Cleaners, Inc. 27 FTE
NAT-SIZE Schoolyard Square 27 FTE
NAT-SIZE Jockey Condominium, Inc. 27 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. 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.