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Employers › MA

Professional & Technical Services · Marlborough, MA

Quest Diagnostics Massachusetts, LLC

According to OSHA enforcement records (2010–2026), Quest Diagnostics Massachusetts, LLC has a relatively clean safety record: 2 violations across 2 inspections. See the full breakdown below.

Upper half by penalty0% serious
$7,500
OSHA penalties
2
Violations cited
2
OSHA inspections
#43,936
of 100,495 penalized employers

Quest Diagnostics Massachusetts, LLC in Marlborough, MA has been the subject of 2 OSHA workplace inspections and 2 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $7,500. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Quest Diagnostics Massachusetts, LLC 2 times over 2 years, roughly annually. These inspections resulted in 2 violations, averaging 1.0 per inspection. Its total OSHA penalty ranks in the upper half of penalized employers nationally. Against the Professional & Technical Services industry average of 1 inspections per employer, this runs well above peers (3.5x the sector average) on inspection frequency. For comparison, Alares, LLC in Quincy, MA is another professional & technical services employer with 0 OSHA inspections on record and $0 in current penalties.

1.0
violations per inspection
0.0%
of violations were serious
56%
of penalized employers rank lower

How this employer compares on OSHA penalties

Total current penalty vs the Professional & Technical Services per-employer average

in penalties

What this shows Quest Diagnostics Massachusetts, LLC runs far above peers (5.6x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$7,500 Bottom 44% least affordable more affordable than 44% of 100,495 U.S. employers with a penalty

$0–$5,000: 44,435 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,628 U.S. employers with a penalty (21%). This entry sits in this band. $10,000–$15,000: 11,165 U.S. employers with a penalty (11%). Above this entry. $15,000–$20,000: 6,629 U.S. employers with a penalty (7%). Above this entry. $20,000–$25,000: 4,205 U.S. employers with a penalty (4%). Above this entry. $25,000–$30,000: 2,885 U.S. employers with a penalty (3%). Above this entry. $30,000–$35,000: 2,052 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,483 U.S. employers with a penalty (1%). Above this entry. $40,000–$45,000: 1,120 U.S. employers with a penalty (1%). Above this entry. $45,000–$50,000: 792 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,101 U.S. employers with a penalty (5%). Above this entry. This employer $0 $55,000 every penalized U.S. employer, bucketed by value

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

What the Data Says About Quest Diagnostics Massachusetts, LLC

The federal enforcement record for Quest Diagnostics Massachusetts, LLC in Marlborough, MA includes 2 OSHA inspections and 2 violations, translating to 1.00 violations per inspection. Of those violations, 0 (0.0%) were classified as serious, 0 (0.0%) as willful, and 0 (0.0%) as repeat.

OSHA assessed $20,155 in initial penalties against this employer, later adjusted to a current total of $7,500 - a 62.8% reduction. Average penalty per inspection works out to $3,750. Against the Professional & Technical Services industry average of $1,350 per employer, this record runs far above peers (5.6x the sector average).

Inspection activity spans from 2022-05-18 to 2023-12-20, a window of roughly 2 years.

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2022-05-18

Last Inspection

2023-12-20

Inspection Span

2 yrs

Violations / Inspection

1.0

Avg Penalty / Inspection

$3,750

Industry Avg / Inspection

$2,334

What this shows 2 inspections over 2 years, averaging 1.0 violations per visit. That's $3,750 per inspection vs. the Professional & Technical Services average of $2,334.

Enforcement detail

Violation Breakdown

0

Serious

0.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

2

Other-Than-Serious

100.0% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Enforcement detail

Penalty Analysis

Initial Penalty Assessed

$20,155

Current Penalty Amount

$7,500

Penalty Reduction

62.8%

What this shows Penalties were reduced by $12,655 from the initial assessment of $20,155. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Professional & Technical Services

How Quest Diagnostics Massachusetts, LLC compares to the Professional & Technical Services sector, which has 3,618 employers tracked by PlainWorker.

Metric Quest Diagnostics Massachusetts, LLC Industry Avg
Inspections 2 0.6
Violations 2 1.2
Total Penalty $7,500 $1,350
Avg Penalty per Inspection $3,750 $2,334
View all 3,618 employers in Professional & Technical Services →

Nearby & Similar Employers in Professional & Technical Services

General Dynamics C4 Systems
Fort Bragg, NC
2 inspections $7,500
CDK Agriculture, INC.
Gilroy, CA
2 inspections $7,500
Drna
Cabo Rojo, PR
3 inspections $7,500
P.O.P. Manufacturing, INC.
Kenosha, WI
4 inspections $7,500
Alares, LLC
Quincy, MA
0 inspections $0

Compare Quest Diagnostics Massachusetts, LLC vs General Dynamics C4 Systems side-by-side →

Frequently Asked Questions

Is Quest Diagnostics Massachusetts, LLC safe to work at? ▼
Based on OSHA records, Quest Diagnostics Massachusetts, LLC's workplace safety record is relatively clean, with fewer violations than typical. The employer has 2 violations across 2 inspections. Compared to Professional & Technical Services industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Quest Diagnostics Massachusetts, LLC have? ▼
Quest Diagnostics Massachusetts, LLC has 2 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $7,500.
How many OSHA inspections has Quest Diagnostics Massachusetts, LLC had? ▼
Quest Diagnostics Massachusetts, LLC has had 2 OSHA inspections, with the first recorded on 2022-05-18 and the most recent on 2023-12-20. This averages 1.0 violations per inspection.
What is the total penalty amount for Quest Diagnostics Massachusetts, LLC? ▼
Quest Diagnostics Massachusetts, LLC has been assessed $7,500 in current OSHA penalties, reduced from an initial assessment of $20,155 (a 62.8% reduction).
What industry does Quest Diagnostics Massachusetts, LLC operate in? ▼
Quest Diagnostics Massachusetts, LLC operates in the Professional & Technical Services sector (NAICS code 541380). This industry has 3,618 employers tracked by PlainWorker, with 2,092 total OSHA inspections and $4.88M in cumulative penalties.
How does Quest Diagnostics Massachusetts, LLC's safety record compare to industry average? ▼
Quest Diagnostics Massachusetts, LLC's total OSHA penalty of $7,500 is above the Professional & Technical Services industry average of $1,350 per employer (5.6x the average). The employer has 2 inspections compared to the industry average of 0.6 per employer. For a direct comparison, Alares, LLC in Quincy, MA is a similar professional & technical services employer with $0 in current penalties.

Explore PlainWorker

Professional & Technical Services Industry

All 3,618 employers in this sector
Employers in MA

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Safety Rankings

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What to check next

Quest Diagnostics Massachusetts, LLC's record is one establishment in a larger pattern. Use it as a research checklist, not a verdict on the employer overall.

These figures are the federal enforcement record on file and reflect past inspections, not a statement about current workplace conditions. See the disclaimer for how to read them.

Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

Verify with OSHA establishment search →

Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 2 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.