Organization Overview
Charles River’s site in Mattawan, Michigan, performs general toxicology studies and specialized studies such as DART, ototoxicity, ocular toxicology, and abuse liability. The facility also supports the development of medical devices and gene and cell therapies.
Bonnie Stuut
Project Manager, Business Finance
Aaron Gruber
Associate Study Director, Pharmacokinetics
Aaron Litwin
Adison Cummings
Research Technician
Aj Good
Research Associate I
Alexis Macleay
Senior Coordinator
Alissa Rauwerdink
Scientist
Allison Jones
Research Technician
Amanda Bastien
Data Associate
Amanda Malmstrom
Reseach Associate
Amy Musat
Bioanalytical Qc Data Associate
Amy Waldron
It Quality Assurance Assistant
Andrew Augustine
Senior Director
Andrew Mulder
Study Director
Andrew Voshell
Auditor
Andy Vick
Corporate Vice President, Safety Assessment O
Angela Keyes
Study Coordinator- General Toxicology
Angela Trupo
Angie Duguid
Supervisor
Anne Marra
Anson Phillips
Information Technology Associate
Ari Pollard
Research Technician
Audrey Rewa
Research Associate I
Aura Kozminske
Senior Safety Associate
Barbara Nutsch
Quality Assurance Auditor
Barbie Gadsden
Principal Pathologist
Barclay Shilliday
Analytical Scientist
Beth Galt
Brad Bishop
Research Specialist
Brandon Hilton
Research Assistant
Breann Schramski
Technical Manager
Brenda Crow
Senior Buyer
Brenda Frantz
Director, Regional Business Development
Brenden Craig
Histology Assistant
Brent Dayton
Associate Group Leader
Brian Argo
Data Architect
Bryan Daniel
Safety And Environmental
Business Development Department
Carey Moore
Study Coordinator
Carrie Williams
Directory Of Operations
Casey Mckinnon
Project Leader 1
Cassandra Bastien
Chad Clark
Research Associate II
Chad Terry
Research Associate 2
Chanda Sharma
Business Development Director
Char Hawkins
Project Leader
Chief Science Officer
Chris Cleasby
Customer Associate
Chris Slater
Director of Infusion
Christian Brian
Research Technician
Christine Nolan MS, SPHR
Talent Acquisition Specialist
Christopher Drummond
Study Director 2
Christopher Hall
Pathology Services
Christopher Schuesler
Project Leader - Infusion Department
Christopher Trabbic
Associate Scientist
Christy Kubin
Associate Director
Christy Mcknight
Principal Pathologist
Clint Rosenfeld
Director, Toxicokinetics
Clint Young
Research Associate 2
Dale Mais
Dan Rosen
Senior Director, Information Technology Business Solutions
Dan Small
Sr Director Bus Dev
Dan Troyer
Quality Assurance
David Callahan
Senior Application Analyst
David Gauvin
Senior Director
David Holdsworth
Director
David Huggett
Information Systems Specialist
David Keller
David Kirksey
Training Manager
David Serota
Executive Director of Toxicology
Dawn Hines
Manager, Client Services
Dean Haan
Deborah Curry
Associate Director, Event Management
Denise Nondorf
Material Control Specialist
Dennis Butera
Recruiter
Derrick Dimon
Associate Resource Manager
Donald Moody
Duane Hakala
Infrastructure Operations Engineer
Dustin Rhodes
Research Technician
Dustin Steinberger
Research Technician
Duston Miller
Project Leader
Elizabeth Eshuis
Facilities Administrator
Emilio Isasi
General Assistant
Eric Klien
Senior Mechanic
Erica Rausch
Supervisor
Erin Warren
Analytical
Ezra Reurink
Study Coordinator Dse
Federal Government Affairs
Frank Gibes
It Senior Quality Assurance Auditor
Garrett Gibson
Executive Communications Analyst
Gavin Gibson
Import Coordinator
Gayle Nugent
Surgical Scientist
Gina Anderson
Project Leader
Gregory Nagel
Director Of Security
Hank Arrington
Heidi Miller
Senior Director Technology Solutions
Helen Petlick
Manager
Jacob Rohe
Training Associate I
Jacqlyn Jones
Supervisor - Small Animal Toxicology
James Beckman
Associate Director Information Technology Services
James Foster
James Justen
Senior Scientist
Jamey Detamore
Maintenance Mechanic
Janice Ballentine
Project Manager
Jared Slain
Manager
Jason Landuyt
Director, Finance
Jason Shade
Principal
Jay Albretsen
Senior Study Director
Jean Wheeler
Jeff Kokmeyer
Research Associate I
Jeff Walburn
Study Director
Jeffrey Kasperski
Jennifer Daly
Study Director Drug Safety Evaluation/Infusion Toxicology
Jennifer Devries
Senior Scientist
Jennifer Merrick
Research Specialist
Jennifer Minshall
Research Associate
Jennifer Mullen
Research Associate
Jennifer Rose
Study Director Drug Safety Evaluation/Infusion Toxicology
Jennifer Ruger
Report Professional 1
Jennifer Salinas
Data Associate
Jesse Veenstra
Director - Surgery & Efficacy
Jessica Haynes
Senior Operations Associate
Jessica St. Charles
Director - Bioassay
Jessica Topolski
Associate Veterinarian
Jill Dalton
Director
Jim Laveglia
Executive Vice President
Joanna Kaiser
Research And Staff
Joe Cregar
Financial Systems Analyst
John Martinek
Associate II - Pathology
John Mckenzie
Study Director
Jon White
Jonathan Aho
Research Specialist - Biomarkers And Immunopathology Unit
Josh Yoder
Manager
Joshua Hughes
Study Coordinator
Joshua Kentala
Research Associate 3
Julia Bradford
Senior Product Development Manager
Justin Moghtader
Radiology Supervisor
Kaite Fink
Research Associate
Kaiyu He
Principal Scientist
Kara Polhamus
Study Director
Karen Shanley
Employee
Katelyn Stenberg
Research Technician 1
Katie Jones
Sales Analyst, Business Intelligence
Katilyn Devries
Laboratory Operations Associate
Katriena Jeschke
Senior Marketing Manager
Kayla Peterson
Human Resources Assistant
Kayla Stuut
Human Resource Executive
Kelly Fill
Research Associate
Kelly Holland
Medical Technologist
Ken Forester
Associate Director Laboratory Operations
Ken Goodwin
Senior Manager
Kerri Damm
Research Associate
Kevin Faux
Shipping And Receiving Supervisor
Kevin Theisen
Senior Manager
Kristen Ellefson
Report Coordinator
Kristine Carper
Quality Assurance Auditor
Kyle Van Riper
Director
Laura Franz
Data Specialist
Laura Weber
Research Associate 3
Laura Zwick
Principal Pathologist
Laurie Lua
Quality Assurance Auditor
Lennie Fox
Research Technician 2
Lisa Antolick
Sales & Marketing
Lisa Craig
Study Director
Lisa Luedtke
Study Director
Lorean Roosevelt
Research Specialist I
Lori Cochrane
Study Director, Analytical Sciences
Lucas Wilson
Research Specialist
M Kowalski
Study Coordinator
Maggie McComb
Marc Long
Project Manager
Margaret Kaluzny
Histotechnologist
Margaret Mccomb
Senior Human Resources Manager
Marge Weideman
President
Margie Bokobza
Site Manager
Marianne Guitar
Senior Administrative Associate
Marilyn Mckenna
Resource Manager
Mark Lane
Marketing Department
Marlena Markiewicz
Computer Specialist
Mary Kate
Animal Technician
Maryjane Markham
Research Technician
Matthew Foster
Director
Matthew Freeland
Legal Services
Matthew St. Peter
Date Scientist
Maxwell Harker
Quality Assurance
Megan Parkins
Research Technician
Megen Batway
Training Associate
Meghan Penney
Report Professional 1
Melony Thompson
Training Specialist
Michael Benson
Study Director
Michael Looney
Supervisor
Michelle Hartman
Project Leader
Mike Hayward
Animal Care Technician
Mitchell Fevig
Research Technician II
Morgan Markel
Murali Kripa
Software Professional
Nancy Maronto
Associate Manager
Natalie Stowell
Animal Care Technician
Nick Doney
Technical Associate
Nicole Higdon
Scientist
Nicole Shipley
Associate Scientist
Nicole Vilminot
Child Welfare Specialist
Nikki Gordon
Accounting Coordinator
Osvaldo Martinez-Clark
Business Development Director
Pamela Mcbride
Associate Director Quality Control
Patient Engagement
Patricia Byron
Costing Supervisor
Patrick Sherfinski
Research Specialist
Paul Corey
Financial Analyst
Paul Jeschke
Project Leader
Paul Slager
Research Technician 1
Peter Kilkuskie
Laboratory Technician
Polly Williams
Porsha Osborne
Research Specialist
Praveen Maddi
Fitness Professional
Rachel Sterling
Associate Scientist
Randy Slain
Director Information Security
Rhonda Perry
Human Resource Associate
Richard Gilbert
Research Technician
Richard Granberg
Associate Director
Richard Slauter
Senior Director, Drug Metabolism and Pharmacokinet
Riham Hossain
Research Associate 2 Telemetry Safety Ph
Riley Dejesus
Surgical Technician
Rob Doolittle
Director Information Technology Technical Operations
Rob Genis
Project Manager
Rob Stachlewitz
Corporate Vice President - GM, Mattawan
Rob Stork
Senior Associate
Robert Genis
Information Technology Technical Analyst - Mobile Device Admin
Robert Novak
IT Associate 1
Robert Redmond
Research Specialist 1
Rolando Inciong
Biostatistics Scientist
Roman Grubbs
Director
Ron Bumgardner
Research And Development Staff
Ron Lindahl
Director, Clinical Business Development
Ryan Riegle
Project Leader
Sally Walker
Executive Assistant to Andy Vick
Sally Williamson
Senior Manager
Samantha Knight
Material Control Associate
Sandra Robinson
Clinical Pathology
Sara Blechinger
Senior Associate
Sara Fennema
Information Technology Project
Sarah Arendsen
Research Associate 1
Sarah Davis
Study Director
Sarah Hoekwater
Training And Development
Sarah Keetch
Laboratory Assistant
Sarah Wilsey
Report Coordinator Associate
Sarah Woods
Research Associate
Scott Fountain
General Manager
Shajnett Huffman
Data Coordinator
Shannon Dodes
Senior Quality Assurance Auditor
Shannon Thomas
Shari Johns
Human Resources Professional
Shawn Wiltse
Associate Project Manager
Shelby Hott
Project Manager
Shelby Nesbitt
Research Technician
Shelly Denner
Histology Technician
Shiqing Wang
Research and Staff
State Government Affairs
Stephanie Heskett
Accounts Receivable Associate
Stephen Frantz
Sr. Busi. Devel. Director
Stephen Gerst
Research Specialist
Steve Mcbrian
Research And Staff
Steven Wilson
Principal Software Engineer
Tara Weaver
Research Technician
Tara Williams
Senior Laboratory Operations Associate
Ted Baird
Vice-President
Theodore Slone
Pathologist
Theresa Dunham
Research Specialist
Therese Malmberg
Student Services Assistant
Thomas Vihtelic
Director
Tim Alberts
Animal Technician 3
Tim Carra
Research Technician 2
Travis Gearhart
Research Technician
Travis Reid
Associate Scientist I
Tyler Plachta
Study Coordinator
Tyson Schillaci
Research Associate II
Vincent Cataldo
Research Associate
Weili Yang
Associate Scientist
Wendy Marriner
Senior Scientist
William Dietrich
Facilities Associate II
William Garland
Research Technician
William Leonard
Team Lead / Architect / Manager / Business Development / Project Manager / Principal Engineer
William Riggs
Maintaince Technician
Zachary Baker
Retail Professional
Zachary Zimmermann
Bioscience Member