Overview
- 134 inspections across 125 sites are on record.
- 165 Form 483 observations are attributed to this investigator.
- Most recent recorded activity is 2026-05-21.
At a glance
Inspections
134
Sites
125
Observations
165
Career since
Dec 2020
Recent inspections
Most recent inspections in the published record.
| Site | Date | Category | Form 483 |
|---|---|---|---|
| Ohio Pet Foods, Inc. | 21 May 2026 | Animal Drugs & Feeds | View 483 → |
| Yarnell Bros. Inc. | 5 May 2026 | Animal Drugs & Feeds | |
| Joes Farm & Country | 4 May 2026 | Animal Drugs & Feeds | |
| Hiland Supply Co., LTD | 29 Apr 2026 | Animal Drugs & Feeds | |
| MARS Horsecare US Inc | 23 Apr 2026 | Animal Drugs & Feeds |
Sites inspected
Ohio Pet Foods, Inc.Lisbon, United States1 insp.
Yarnell Bros. Inc.Deshler, United States1 insp.
Joes Farm & CountryKenton, United States1 insp.
Hiland Supply Co., LTDMillersburg, United States1 insp.
MARS Horsecare US IncDalton, United States1 insp.
Co-investigators
Investigators who share inspections with this person.
Amy L Mccarthy11 shared
Kelsey L Vansickle8 shared
Benjamin P Stewart5 shared
Jennifer M Heitz4 shared
Jennifer A Pruden3 shared
Elizabeth M Wittenauer2 shared
David R Lattuca2 shared
Jennifer A Downie2 shared
Stacey L Witherwax1 shared
Joseph R Haynes1 shared
Full investigator report
Get the verbatim findings behind Lisa M Marko's 165 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