Mechanical contractors · Washington

Comfort Systems USA Northwest Inc

Woodinville, WA · ~68 workers · 4 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.6
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Comfort Systems USA Northwest Inc runs at 94% of its industry's injury rate - about level with the typical Mechanical contractors workplace, earning a grade C.

Comfort Systems USA Northwest Inc: 2.6 TCR = 94% of Mechanical contractors BLS 2.8 · 4y Form 300A (see methodology below)

Comfort Systems USA Northwest Inc safety composite

Comfort Systems USA Northwest 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

64/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.64 per 100 workers

Safer than 59% 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%).

TCR Δ

−5.9

2021→2024

Comfort Systems USA Northwest Inc injury rate improved

Comfort Systems USA Northwest Inc's TCR fell 5.9 from 5.9 in 2021 to 0.0 in 2024. Peak filing year was 2021 at 5.9 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2021=5.9 · 2022=4.6 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Woodinville, WA AT/BELOW-IND · SMALL

Grade C · TCR 2.6 · 94% of ind

  • DART 0.0 DART
  • RANK #39/145
  • PHOTO Interstate AC Servic…
  • BOOK 4y book
  • INJ 7 inj
  • SIZE ~68 FTE

Nearest TCR peer: Interstate AC Service LLC (0.0 TCR gap)

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

Comfort Systems USA Northwest Inc in the TCR neighbourhood

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

TCR

What this shows Comfort Systems USA Northwest Inc averages 2.6 TCR (94% of the Mechanical contractors BLS benchmark).

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

Comfort Systems USA Northwest Inc TCR series: 2021=5.9 · 2022=4.6 · 2023=0 · 2024=0 · BLS 2.8

Where Comfort Systems USA Northwest Inc falls in its industry

5,793 Mechanical contractors establishments

Safer than 59% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Washington alone (the establishments it most directly competes with for workers and contracts): ranked #39 safest of 145 Mechanical contractors employers in Washington.

Comfort Systems USA Northwest Inc (68 employees, TCR 2.6) 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 Comfort Systems USA Northwest Inc
Comfort Systems USA Northwest Inc (68 employees, TCR 2.6) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Comfort Systems USA Northwest Inc has more employees than the Mechanical 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
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 4.6 3.1 3 0 0
2021 5.9 4.4 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · WA · Woodinville

5,793 Mechanical contractors employers nationwide with a credible TCR · 10,147 rated employers in Washington with headcount on file · 108 employers in Woodinville, WA · 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 Interstate AC Service LLC 2.6 TCR
NAICS-TCR Fire Foe Corporation 2.6 TCR
NAICS-TCR Hill Fire Protection 2.6 TCR
NAICS-TCR Village Plumbing 2.6 TCR
STATE-SIZE Baker Produce - Goosehill I 68 FTE
STATE-SIZE PSE, OLY - Olympia Business Office 68 FTE
STATE-SIZE Regenis LLC 68 FTE
STATE-SIZE Newport 68 FTE
CITY-NEAR Chateau Ste. Michelle 741 FTE
CITY-NEAR Precor Manufacturing, LLC 545 FTE
CITY-NEAR Precor Incorporated 439 FTE
CITY-NEAR Columbia Crest Winery 401 FTE
NAT-TCR West Hills 2.6 TCR
NAT-TCR Sonoma County Vintners Co-op, Inc. 2.6 TCR
NAT-TCR EMM Electric, Inc. 2.6 TCR
NAT-TCR S03989 - Two Pine Landfill 2.6 TCR
NAT-SIZE Design Tanks, LLC 68 FTE
NAT-SIZE McDonough, GA - King Mill Road 68 FTE
NAT-SIZE Collinwood 68 FTE
NAT-SIZE Valtris Specialty Chemcials-- Delaware River 68 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. 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.