AFL Staff & Departments

Executive Leadership Team

Colleen Villanueva
President / CEO

Charlotte Wilborn
Director of Operations

Department Managers

Tiffany Williams
Quality Manager

Dr. Stephen Wuller, Ph.D., CFS
Chemistry Technical Manager

Bill Centrella
Special Projects Manager

Joon Twayana-Nagaju
Microbiology Manager

I.T. Manager

Sheena Swing
Vendor Compliance Supervisor

Randy Pfundheller
Courier Manager

Darlene Childs
Sales Manager

Support Staff

Broadus Whiteside
Account Manager

Zenith Wise
Sales Support Specialist

Loan Tran
AR/AP Supervisor

AR Specialist

Edwin Srisan
Lead Chemist

George Goff
Systems Administration

Selam Endeshaw
Quality Assistant

COMING SOON

Nyima Gonzalez
Lead Microbiologist

Tri Pham
AP Specialist

Megan Wallace
Receptionist

Evelyn Harper
Receptionist

COMING SOON

Yui Kpuih
Lead Microbiologist

Joseph Houchins
Sample Management Lead Technician

Anna Phothisen
Logistics Specialist

Microbiology

Chemistry Department

Chemistry

Microbiology Department

Sample-Submission-NEW

Sample Management Team

Vendor-Compliance-NEW

Vendor Compliance Team