FDA Investigator

William Hallett

Latest inspection on record: Waunakee, United States, January 2020 · records back to 2019

Human Drugs

FDA inspection record · Last updated July 12, 2026

Overview

  • 2 inspections across 2 sites are on record.
  • 0 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2020-01-10.

At a glance

Inspections

2

Sites

2

Observations

0

Career since

May 2019

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
Scientific Protein Laboratories LLC10 Jan 2020Human DrugsOn file
Lonza AG21 May 2019Human DrugsOn file

Sites inspected

Scientific Protein Laboratories LLCWaunakee, United States1 insp.
Lonza AGVisp, Switzerland1 insp.

Co-investigators

Investigators who share inspections with this person.

Zhong Li1 shared

Full investigator report

Get the verbatim findings behind William Hallett's inspection record

Source 483 PDFs, verbatim observations, and how each site responded, so your team knows what they cite before they arrive.

  • New inspections and Form 483s, mapped to the CFR citation
  • Warning letter outcomes, and the citation patterns they repeat
  • Their co-investigators, so no surprises about who shows up on site