Safety Incidents OSHA Severe Injury Reports · 2015–2025
2,004,209Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

WALTHAM, MA —

OSHA Inspection: ENTASIS THERAPEUTICS, INC.

Referral inspection · Safety discipline

At a glance

On , OSHA opened a referral safety inspection of ENTASIS THERAPEUTICS, INC. in 35 GATEHOUSE DRIVE, WALTHAM, MA 02451 (NAICS 541712). OSHA activity number 343863338.

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Where did this inspection happen?

Establishment
ENTASIS THERAPEUTICS, INC.
Site address
35 GATEHOUSE DRIVE
City
WALTHAM
State
MA
ZIP
02451
Mailing
35 GATEHOUSE DRIVE, WALTHAM, MA 02451

What kind of inspection was it?

Inspection type
Referral (C)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
541712
Employees
38
Ownership type
A

Citations

1 citation on file for this inspection.

1910.1450 E03 II

Serious Gravity 5 1 instance 5 exposed
Issued
Abate by
Penalty
Initial $6630.00 · Current $4641.00 Reduced

General-duty citation text

29 CFR 1910.1450(e)(3)(ii): The employer's Chemical Hygiene Plan did not give particular attention to the selection of control measures for chemicals known to be extremely hazardous:  Location: Building E, chemistry lab  On or about March 19, 2019, employees arms were not protected and exposed to chemical burn hazards while working with hydrogen fluoride pyridine during a chemical reaction.
Recent events (2)
  • — I (S) $4641
  • — Z (S) $6630

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Source

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 343863338.