Magnetron tubes manufacturing · Massachusetts

Columbia Electrical Contractors, Inc. (Columbia Tech)

Name: Columbia Electrical Contractors, Inc. (Columbia Tech) Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Westborough, MA · ~437 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

B
Good Safety Record: 1.9
Avg TCR: 3.3
Industry avg: 0
Fatalities

Subscribe to safety-record updates (RSS)

The verdict

Columbia Electrical Contractors, Inc. (Columbia Tech) runs at 59% of its industry's injury rate - safer than the typical Magnetron tubes manufacturing workplace, earning a grade B.

Columbia Electrical Contractors, Inc. (Columbia Tech): 1.9 TCR = 59% of Magnetron tubes manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

Columbia Electrical Contractors, Inc. (Columbia Tech) safety composite

Columbia Electrical Contractors, Inc. (Columbia Tech) scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 29%), 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).

41/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): D 1.94 per 100 workers

Safer than 46% of industry peers
DART rate: F 1.72 per 100 workers

Safer than 29% 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%).

Columbia Electrical Contractors, Inc. (Columbia Tech) held a steady TCR band

Columbia Electrical Contractors, Inc. (Columbia Tech)'s TCR held near 0.3 from 1.8 in 2016 to 2.1 in 2020. In 2020, DART was 0.89× this establishment's average TCR (severity share of cases).

2016=1.8 · 2019=2.0 · 2020=2.1

OSHA ITA Form 300A scorecard

Establishment book 334419 · Westborough, MA AT/BELOW-IND · MID

Grade B · TCR 1.9 · 59% of ind

DART 1.7 DART
RANK #9/21
PHOTO Richland Plant
BOOK 3y book
INJ 30 inj
SIZE ~437 FTE

Nearest TCR peer: Richland Plant (0.0 TCR gap)

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

Heale Manufact

2
This site

1.9
Richland Plant

1.9
PCB Piezotroni

1.9
YC Cable USA,

1.9

What this shows Columbia Electrical Contractors, Inc. (Columbia Tech) averages 1.9 TCR (59% of the Magnetron tubes manufacturing BLS benchmark).

Columbia Electrical Contractors, Inc. (Columbia Tech) TCR series: 2016=1.8 · 2019=2 · 2020=2.1 · BLS 3.3

Where Columbia Electrical Contractors, Inc. (Columbia Tech) falls in its industry

334 Magnetron tubes manufacturing establishments

Safer than 46% of graded establishments in this industry, whose median TCR is 1.8.

Grade B

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #9 safest of 21 Magnetron tubes manufacturing employers in Massachusetts.

Columbia Electrical Contractors, Inc. (Columbia Tech) (437 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 108 employees and a TCR of 1.8

Columbia Electrical Contractors, Inc. (Columbia Tech) has more employees than the Magnetron tubes manufacturing median and a higher injury rate than the industry's median TCR of 1.8. 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
2020	2.1	1.7	12
2019	2.0	1.8	11
2016	1.8	1.5	7

OSHA ITA peer cross-reference

Establishment peer ledger

334419 · MA · Westborough

334 Magnetron tubes manufacturing employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 67 employers in Westborough, MA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Richland Plant	RICHLAND, PA	1.9 TCR
NAICS-TCR	PCB Piezotronics, Inc. - Load & Torque	FARMINGTON HILLS, MI	1.9 TCR
NAICS-TCR	YC Cable USA, INC	FREMONT, CA	1.9 TCR
NAICS-TCR	Heale Manufacturing Co., LLC	WAUKESHA, WI	2.0 TCR
STATE-SIZE	New England BioLabs, Inc. (Ipswich Headquarters)	IPSWICH	437 FTE
STATE-SIZE	Foodservice Boston - 0561	TAUNTON	437 FTE
STATE-SIZE	Greater Lynn Senior Services, Inc	LYNN	437 FTE
STATE-SIZE	Westford	WESTFORD	438 FTE
CITY-NEAR	United Site Services	Westborough	3,950 FTE
CITY-NEAR	Columbia Electrical Contractors, Inc.	Westborough	625 FTE
CITY-NEAR	Sanofi Westborough	Westborough	613 FTE
CITY-NEAR	Cumberland Farms - Westboro Distribution Center	Westborough	562 FTE
NAT-TCR	Drury Inn & Suites - Huntsville at the Space & Rocket Center	Hunstville, AL	1.9 TCR
NAT-TCR	Baker Shindler Contracting Co., Inc. - Defiance	Defiance, OH	1.9 TCR
NAT-TCR	Fischbach Texas	Farmers Branch, TX	1.9 TCR
NAT-TCR	Thoma-Sea Marine Contructors Repair Yard	Houma, LA	1.9 TCR
NAT-SIZE	Smithfield Packaged Meats Corp.	Junction City, KS	437 FTE
NAT-SIZE	Phoenix- Commercial Mountain Division	Tempe, AZ	437 FTE
NAT-SIZE	Greenville - 6040 Ponders Court	Greenville, SC	437 FTE
NAT-SIZE	AEP DC Cook	Bridgman, MI	437 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: 2020, 2019, 2016. 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.