Headquarters Staff Directory
Management Team
![Jerry.7287](https://www.ir4project.org/wp-content/uploads/2022/11/Jerry.7287.jpg)
Jerry Baron
Executive Director
(919) 515-3166 (office)
(908) 627-4213 (mobile)
jjbaron@ncsu.edu
![DebbieCarpenter.2921](https://www.ir4project.org/wp-content/uploads/2022/04/DebbieCarpenter.2921.jpg)
Debbie Carpenter
Associate Director for Regulatory Sciences & National Laboratory Director
(919) 515-1162 (office)
(215) 913-5931 (mobile)
dcarpen3@ncsu.edu
![AliceAxtell.2993](https://www.ir4project.org/wp-content/uploads/2022/04/AliceAxtell.2993.jpg)
Alice Axtell
Research Planning Manager and Integrated Solutions Platform Lead
(919) 515-3055 (office)
aaxtell@ncsu.edu
![KrystalChojnacki.2890](https://www.ir4project.org/wp-content/uploads/2022/04/KrystalChojnacki.2890.jpg)
Krystal Chojnacki
National Chief of Staff
(919) 515-3079 (office)
kmchojna@ncsu.edu
![CristinaMarconi.2930](https://www.ir4project.org/wp-content/uploads/2022/04/CristinaMarconi.2930.jpg)
Cristina Marconi
Registration Manager and Senior Study Director
(919) 515-8723 (office)
cmarche@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Johanna Mazlo
National Quality Assurance Unit Manager
(919) 515-3066 (office)
jmazlo@ncsu.edu
![ThomasPike.2964](https://www.ir4project.org/wp-content/uploads/2022/04/ThomasPike.2964.jpg)
Thomas Pike
Submission Manager and Senior Study Director
(919) 515-1342 (office)
tjpike@ncsu.edu
Headquarters Staff
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Allison Ballantyne
Senior Operations Associate
alballan@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Bill Barney
Biopesticide Regulatory Manager
(919) 515-3541 (office)
wpbarney@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Roger Batts
Principal Biologist – Weed Scientist
(919) 515-3054 (office)
rbbatts@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Susan Bierbrunner
Data Administrator
(609) 360-0102 (office)
bierbrunner@njaes.rutgers.edu
![Donna.3353.web](https://www.ir4project.org/wp-content/uploads/2023/09/Donna.3353.web_.jpg)
![Michael.7278](https://www.ir4project.org/wp-content/uploads/2022/11/Michael.7278.jpg)
![JimmyByrtus.2905](https://www.ir4project.org/wp-content/uploads/2022/04/JimmyByrtus.2905.jpg)
Jimmy Byrtus
Study Director
(919) 515-3017 (office)
jpbyrtus@ncsu.edu
![ChristinaDineen.web.4676](https://www.ir4project.org/wp-content/uploads/2022/05/ChristinaDineen.web_.4676.jpg)
Christina Dineen
Chemist and Study Director
(919) 515-6596 (office)
cdineen2@ncsu.edu
![JaneForder.2926](https://www.ir4project.org/wp-content/uploads/2022/04/JaneForder.2926.jpg)
Jane Forder
Lead Quality Assurance Auditor –
Northeast and North Central Region
(919) 515-1683 (office)
jforder@ncsu.edu
![IR4.Huang.web.8143](https://www.ir4project.org/wp-content/uploads/2024/11/IR4.Huang_.web_.8143.jpg)
Shiayi Huang
Data Applications Manager
(919) 515-1075 (office)
shuang28@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Grace Lennon
Senior Regulatory Associate
galennon@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Jessica Macari
Study Director
(919)515-1811 (office)
jessica_macari@ncsu.edu
![PhilipMoore.2982](https://www.ir4project.org/wp-content/uploads/2022/04/PhilipMoore.2982.jpg)
Philip Moore
Lead Entomologist
(919) 515-3647 (office)
(615) 423-6175 (mobile)
pmoore@ncsu.edu
![ScottMuir.2937](https://www.ir4project.org/wp-content/uploads/2022/04/ScottMuir.2937.jpg)
Scott Muir
Lead Quality Assurance Auditor –
Analytical Chemistry
(919) 515-1437 (office)
rsmuir@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/11/Portrait_Placeholder.png)
Sherita Normington
Senior Quality Assurance Auditor
smnormin@ncsu.edu
![Jaimin.7249](https://www.ir4project.org/wp-content/uploads/2022/11/Jaimin.7249.jpg)
Jaimin Patel
Principal Plant Pathologist
(919) 515-4287 (office)
jpatel38@ncsu.edu
![Josh.3363.web](https://www.ir4project.org/wp-content/uploads/2023/09/Josh.3363.web_.jpg)
Josh Peterson
Quality Assurance Auditor
(919) 513-3059 (office)
jlpeter3@ncsu.edu
![Hannah.7268](https://www.ir4project.org/wp-content/uploads/2022/11/Hannah.7268.jpg)
Hannah Ross
National Information and Communications Officer
(919) 515-3099 (office)
hross2@ncsu.edu
![Schnatter.2766](https://www.ir4project.org/wp-content/uploads/2022/04/Schnatter.2766.jpg)
David Schnatter
Research Assistant
(919) 515-1552 (office)
drschnat@ncsu.edu
![Portrait_Placeholder](https://www.ir4project.org/wp-content/uploads/2022/03/Portrait_Placeholder.png)
Van Starner
Senior Management Associate
vrstarne@ncsu.edu
![JulietThompson.2971](https://www.ir4project.org/wp-content/uploads/2022/04/JulietThompson.2971.jpg)
Juliet Thompson
Research and Audit Specialist – Quality Assurance
(919) 515-1391 (office)
jthomp24@ncsu.edu
![RobWelker2878](https://www.ir4project.org/wp-content/uploads/2022/04/RobWelker2878.jpg)
Robert Welker
Study Director
(919) 515-1804 (office)
(919) 426-5711 (mobile)
rmwelker@ncsu.edu