Semiconductor making machinery manufacturing · Massachusetts

Brooks Automation US, LLC.

Chelmsford, MA · ~839 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Brooks Automation US, LLC. runs at 20% of its industry's injury rate - far safer than the typical Semiconductor making machinery manufacturing workplace, earning a grade A.

Brooks Automation US, LLC.: 0.7 TCR = 20% of Semiconductor making machinery manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Brooks Automation US, LLC. safety composite

Brooks Automation US, LLC. scores strongest on total case rate (tcr) (safer than 71% of same-industry peers) and weakest on dart rate (safer than 50%), 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

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 0.66 per 100 workers

Safer than 71% of industry peers

DART rate
D 0.23 per 100 workers

Safer than 50% of industry peers

Fatalities
D 0

Safer than 50% 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

−0.8

2022→2024

Brooks Automation US, LLC. injury rate improved

Brooks Automation US, LLC.'s TCR fell 0.8 from 1.2 in 2022 to 0.3 in 2024. Peak filing year was 2022 at 1.2 TCR. In 2024, DART was 0.35× this establishment's average TCR (severity share of cases).

2022=1.2 · 2023=0.5 · 2024=0.3

OSHA ITA Form 300A scorecard

Establishment book 333242 · Chelmsford, MA AT/BELOW-IND · MID

Grade A · TCR 0.7 · 20% of ind

  • DART 0.2 DART
  • RANK #3/18
  • PHOTO RASIRC
  • BOOK 3y book
  • INJ 15 inj
  • SIZE ~839 FTE

Nearest TCR peer: RASIRC (0.0 TCR gap)

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

Brooks Automation US, LLC. in the TCR neighbourhood

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

TCR

What this shows Brooks Automation US, LLC. averages 0.7 TCR (20% of the Semiconductor making machinery manufacturing BLS benchmark).

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

Brooks Automation US, LLC. TCR series: 2022=1.2 · 2023=0.5 · 2024=0.3 · BLS 3.3

Where Brooks Automation US, LLC. falls in its industry

133 Semiconductor making machinery establishments

Safer than 71% of graded establishments in this industry, whose median TCR is 1.2.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 18 Semiconductor making machinery employers in Massachusetts.

Brooks Automation US, LLC. (839 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 100 employees and a TCR of 1.2 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 01,0002,0003,000 02468 Average employees Total Case Rate Brooks Automation US, LLC.
Brooks Automation US, LLC. (839 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 100 employees and a TCR of 1.2

Brooks Automation US, LLC. has more employees than the Semiconductor making machinery manufactu median and a lower injury rate than the industry's median TCR of 1.2. 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 0.3 0.2 3 0 0
2023 0.5 0.5 3 1 0
2022 1.2 0.8 9 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333242 · MA · Chelmsford

133 Semiconductor making machinery manufacturing employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 66 employers in Chelmsford, 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 RASIRC 0.7 TCR
NAICS-TCR Maxim Integrated 0.7 TCR
NAICS-TCR TXAME Campus 0.7 TCR
NAICS-TCR MKS Beaverton 0.6 TCR
STATE-SIZE Sensata Technologies, Inc. Attleboro, MA 839 FTE
STATE-SIZE EMD Millipore Corporation - 400 Summit 838 FTE
STATE-SIZE GEI Consultants, Inc. 837 FTE
STATE-SIZE Community Healthlink 842 FTE
CITY-NEAR CHELMSFORD (MACHE) 1,879 FTE
CITY-NEAR MACHE - CHELMSFORD 1,867 FTE
CITY-NEAR ZOLL Medical 1,585 FTE
CITY-NEAR Brooks Automation, Inc. - Chelmsford 661 FTE
NAT-TCR Krainick Dairy LLC 0.7 TCR
NAT-TCR Conterra Longview 0.7 TCR
NAT-TCR Heart Utilities of Jacksonville 0.7 TCR
NAT-TCR Gardner Inc OH 0.7 TCR
NAT-SIZE LAZ Parking New York/New Jersey, LLC 839 FTE
NAT-SIZE Wonderful Pistachios & Almonds- LHW 839 FTE
NAT-SIZE Gettysburg Hospital 839 FTE
NAT-SIZE RIPA & Associates 839 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. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.