Plumbing and heating contractors · Washington
MacDonald-Miller Facility Solutions, LLC
Seattle, WA · ~960 workers · 3 years of OSHA Injury Tracking Application data.
- A
- Excellent Safety Record
- 1.2
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
MacDonald-Miller Facility Solutions, LLC runs at 44% of its industry's injury rate - far safer than the typical Plumbing and heating contractors workplace, earning a grade A.
MacDonald-Miller Facility Solutions, LLC: 1.2 TCR = 44% of Plumbing and heating contractors BLS 2.8 · 3y Form 300A (see methodology below)
MacDonald-Miller Facility Solutions, LLC safety composite
MacDonald-Miller Facility Solutions, LLC scores strongest on total case rate (tcr) (safer than 83% 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).
66/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- B 1.23 per 100 workers
Safer than 83% of industry peers
- DART rate
- C 0.74 per 100 workers
Safer than 56% 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%).
MacDonald-Miller Facility Solutions, LLC held a steady TCR band
MacDonald-Miller Facility Solutions, LLC's TCR held near 0.2 from 1.3 in 2019 to 1.1 in 2024. Peak filing year was 2020 at 1.3 TCR. In 2024, DART was 0.6× this establishment's average TCR (severity share of cases).
2019=1.3 · 2020=1.3 · 2024=1.1
OSHA ITA Form 300A scorecard
Establishment book 238220 · Seattle, WA AT/BELOW-IND · MID
Grade A · TCR 1.2 · 44% of ind
- DART 0.7 DART
- RANK #15/145
- PHOTO Charter Mechanical C…
- BOOK 3y book
- INJ 36 inj
- SIZE ~960 FTE
Nearest TCR peer: Charter Mechanical Contractors Inc. (0.0 TCR gap)
Read with this employer → · Industry book → · Washington employers → · Look up another →
MacDonald-Miller Facility Solutions, LLC in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
MacDonald-Miller Facility Solutions, LLC
1.2 TCR
- Charter Mechan
Charter Mechanical Contractors Inc.
1.2 TCR
- JAMES L CAYTON
JAMES L CAYTON ACCOCIATES INC
1.2 TCR
- B&B Plumbing
B&B Plumbing
1.2 TCR
- Herbert S. Hil
Herbert S. Hiller, a division of The Hiller Companies, Inc.
1.2 TCR
What this shows MacDonald-Miller Facility Solutions, LLC averages 1.2 TCR (44% of the Plumbing and heating contractors BLS benchmark).
MacDonald-Miller Facility Solutions, LLC TCR series: 2019=1.3 · 2020=1.3 · 2024=1.1 · BLS 2.8
Where MacDonald-Miller Facility Solutions, LLC falls in its industry
5,793 Plumbing and heating contracto establishmentsSafer than 83% of graded establishments in this industry, whose median TCR is 3.3.
Narrower to Washington alone (the establishments it most directly competes with for workers and contracts): ranked #15 safest of 145 Plumbing and heating contracto employers in Washington.
MacDonald-Miller Facility Solutions, LLC 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 |
|---|---|---|---|---|---|
| 2024 | 1.1 | 0.7 | 12 | 0 | 0 |
| 2020 | 1.3 | 1.0 | 14 | 0 | 0 |
| 2019 | 1.3 | 1.3 | 10 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238220 · WA · Seattle
5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 10,147 rated employers in Washington with headcount on file · 1,279 employers in Seattle, 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 | Charter Mechanical Contractors Inc. | 1.2 TCR |
| NAICS-TCR | JAMES L CAYTON ACCOCIATES INC | 1.2 TCR |
| NAICS-TCR | B&B Plumbing | 1.2 TCR |
| NAICS-TCR | Herbert S. Hiller, a division of The Hiller Companies, Inc. | 1.2 TCR |
| STATE-SIZE | Central Washington Health Services - Mares Campus | 952 FTE |
| STATE-SIZE | McGee Air Services - SEA | 969 FTE |
| STATE-SIZE | 547618-SEATTLE WA P&DC | 951 FTE |
| STATE-SIZE | Therapeutic Associates, Inc. | 973 FTE |
| CITY-NEAR | UW Seattle | 32,378 FTE |
| CITY-NEAR | The United States of America | 25,000 FTE |
| CITY-NEAR | Starz Entertainment | 25,000 FTE |
| CITY-NEAR | UW Medical Center - Montlake and NW | 11,307 FTE |
| NAT-TCR | Fontana Lithograph, Inc. | 1.2 TCR |
| NAT-TCR | Multimetal Products Corporation | 1.2 TCR |
| NAT-TCR | Valiant TMS | 1.2 TCR |
| NAT-TCR | Bi-Con Services | 1.2 TCR |
| NAT-SIZE | Florida Concrete Services | 960 FTE |
| NAT-SIZE | bioMerieux Inc. | 960 FTE |
| NAT-SIZE | 161275-Carol Stream Il P&Dc | 960 FTE |
| NAT-SIZE | Fresenius Kabi | 960 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.