Air-conditioning system (except window) installation · Massachusetts
Medford Wellington Service
North Billerica, MA · ~122 workers · 6 years of OSHA Injury Tracking Application data.
- C
- Average Safety Record
- 2.5
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Medford Wellington Service runs at 89% of its industry's injury rate - about level with the typical Air-conditioning system (except window) installation workplace, earning a grade C.
Medford Wellington Service: 2.5 TCR = 89% of Air-conditioning system (except window) installation BLS 2.8 · 6y Form 300A (see methodology below)
Medford Wellington Service safety composite
Medford Wellington Service scores strongest on total case rate (tcr) (safer than 61% of same-industry peers) and weakest on dart rate (safer than 46%), 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).
53/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- C 2.48 per 100 workers
Safer than 61% of industry peers
- DART rate
- D 1.44 per 100 workers
Safer than 46% 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
−1.3
2019→2024
Medford Wellington Service injury rate improved
Medford Wellington Service's TCR fell 1.3 from 3.5 in 2019 to 2.1 in 2024. Peak filing year was 2021 at 3.6 TCR. In 2024, DART was 0.58× this establishment's average TCR (severity share of cases).
2019=3.5 · 2020=2.0 · 2021=3.6 · 2022=1.6 · 2023=2.1 · 2024=2.1
OSHA ITA Form 300A scorecard
Establishment book 238220 · North Billerica, MA AT/BELOW-IND · MID
Grade C · TCR 2.5 · 89% of ind
- DART 1.4 DART
- RANK #53/140
- PHOTO Crestwood
- BOOK 6y book
- INJ 17 inj
- SIZE ~122 FTE
Nearest TCR peer: Crestwood (0.0 TCR gap)
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Medford Wellington Service in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Medford Wellington Service
2.5 TCR
- Crestwood
Crestwood
2.5 TCR
- G.R. Sponaugle
G.R. Sponaugle & Sons, Inc.
2.5 TCR
- Another Plumbi
Another Plumbing Company LLC
2.5 TCR
- Cox Engineerin
Cox Engineering - Randolph
2.5 TCR
What this shows Medford Wellington Service averages 2.5 TCR (89% of the Air-conditioning system (except window) installation BLS benchmark).
Medford Wellington Service TCR series: 2019=3.5 · 2020=2 · 2021=3.6 · 2022=1.6 · 2023=2.1 · 2024=2.1 · BLS 2.8
Where Medford Wellington Service falls in its industry
5,793 Air-conditioning system (excep establishmentsSafer than 61% of graded establishments in this industry, whose median TCR is 3.3.
Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #53 safest of 140 Air-conditioning system (excep employers in Massachusetts.
Medford Wellington Service has more employees than the Air-conditioning system (except window) 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 | 2.1 | 1.4 | 3 | 0 | 0 |
| 2023 | 2.1 | 1.4 | 2 | 1 | 0 |
| 2022 | 1.6 | 0.8 | 2 | 0 | 0 |
| 2021 | 3.6 | 1.8 | 4 | 0 | 0 |
| 2020 | 2.0 | 1.0 | 2 | 0 | 0 |
| 2019 | 3.5 | 1.7 | 4 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238220 · MA · North Billerica
5,793 Air-conditioning system (except window) installation employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 29 employers in North Billerica, 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 | Crestwood | 2.5 TCR |
| NAICS-TCR | G.R. Sponaugle & Sons, Inc. | 2.5 TCR |
| NAICS-TCR | Another Plumbing Company LLC | 2.5 TCR |
| NAICS-TCR | Cox Engineering - Randolph | 2.5 TCR |
| STATE-SIZE | OPERATIONS CENTER-MA38 | 122 FTE |
| STATE-SIZE | Component Assembly Systems Boston MA. | 122 FTE |
| STATE-SIZE | Araujo Bros Plumbing & Heating, Inc. | 122 FTE |
| STATE-SIZE | Shire: 125 Spring Street | 122 FTE |
| CITY-NEAR | All Divisions | 595 FTE |
| CITY-NEAR | Billerica | 265 FTE |
| CITY-NEAR | Teledyne FLIR Billerica | 264 FTE |
| CITY-NEAR | 6458-ZNBI | 239 FTE |
| NAT-TCR | N.A. Degerstrom, Inc. | 2.5 TCR |
| NAT-TCR | Titan Metal Worx | 2.5 TCR |
| NAT-TCR | K Corp Technical Services | 2.5 TCR |
| NAT-TCR | Texas Plant | 2.5 TCR |
| NAT-SIZE | Fite Construction Company, LLC | 122 FTE |
| NAT-SIZE | Green Valley Market Place #54 | 122 FTE |
| NAT-SIZE | Reotemp Instrument Corporation | 122 FTE |
| NAT-SIZE | HamptonWoods | 122 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.