FDA Investigator

Theodore N Sietsema

Latest inspection on record: Grand Rapids, United States, February 2020 · records back to 2013

Foods & CosmeticsAnimal Drugs & FeedsHuman DrugsMedical Devices & Rad Health

FDA inspection record · Last updated July 12, 2026

Overview

  • 175 inspections across 160 sites are on record.
  • 342 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2020-02-24.

At a glance

Inspections

175

Sites

160

Observations

342

Career since

Jun 2013

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
Greenridge Fruit, Inc.24 Feb 2020Foods & Cosmetics
Skjodt-Barrett Contract Packaging LLC12 Feb 2020Foods & Cosmetics
Post Foods LLC dba Post Consumer Brands31 Jan 2020Foods & Cosmetics
Hoosier Hill Farm LLC2 Jan 2020Foods & CosmeticsView 483 →
Prinova US LLC19 Nov 2019Foods & Cosmetics

Sites inspected

Greenridge Fruit, Inc.Grand Rapids, United States1 insp.
Skjodt-Barrett Contract Packaging LLCLebanon, United States1 insp.
Post Foods LLC dba Post Consumer BrandsBattle Creek, United States1 insp.
Hoosier Hill Farm LLCFort Wayne, United States1 insp.
Prinova US LLCNorton Shores, United States1 insp.

Co-investigators

Investigators who share inspections with this person.

Erin M Miller13 shared
Julia A Avery10 shared
Chelsea J Falkowski7 shared
Robert G Taylor4 shared
Elizabeth J Rigoni3 shared

Full investigator report

Get the verbatim findings behind Theodore N Sietsema's 342 observations

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