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      • The Impact of Procurement
      • Procurement Month 2023
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      • State & Provinces Procurement Websites
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NIGP Certification Commission

Sean Carroll, NIGP-CPP, CPPO
Commission Chair
Member appointed by NIGP
Chief Procurement Officer
State of New York Procurement
Phone: 518-473-5294
Email: sean.carroll@ogs.ny.gov

Sawsan Abutabenjeh
Associate Professor
Mississippi State University, MS
Phone: 757-675-8345
Email: sawsan.abutabenjeh@msstate.edu

Michael E. Bevis, Esq., FNIGP, JD, NIGP-CPP, CPPO, CPSM, C.P.M
Chief Procurement Officer
City of Norfolk
Email: Michael.Bevis@norfolk.gov

David Billingsley CPSM, C.P.M.
Member appointed by FAPPO
Chief Procurement Officer
City of Orlando, FL
Phone: 407-246-2897
Email: DAVID.BILLINGSLEY@orlando.gov

Nathan Daou, NIGP-CPP, CPPO, CPPB, C.P.M., A.P.P.
Contract Administrator
City of Tucson, AZ
Phone: 520-837-4136
Email: Nathan.Daou@tucsonaz.gov

Stacy Gregg, NIGP-CPP, CPPO, CPPB
Member appointed by NIGP
Procurement Manager
South Carolina State University
Phone: 803-536-8743
Email: sgregg7@scsu.edu

Dan Marran, NIGP-CPP, CPPO, C.P.M.
Client Relations Supervisor
Sourcewell, NV
Phone: 775-247-7321
Email: dan.marran@sourcewell-mn.gov

Kelly Loll Mayorga, C.P.M.
Member appointed by NAEP
Executive Director of Procurement Services
Florida International University
Phone: 850-921-7874
Email: kelly.loll@fiu.edu

Zulay Vincenty Millan, NIGP-CPP, CPPO, CPPB, FCCM
Member appointed by NIGP
Assistant Manager - Procurement Division
Orange County - FL
Phone: 407-836-5633
Email: zulay.millan@ocfl.net

Jack Pellegrino, NIGP-CPP, CPPO, CPCM
Member appointed by CAPPO
Director of Purchasing and Contracting
County of San Diego
Phone: 858-505-6565
Email: jack.pellegrino@sdcounty.ca.gov

Christina Pryor, CPPO, CPPB
Member appointed by NPI
Purchasing and Materials Manager
City of Chandler, AZ
Phone: 480-782-2403
Email: christina.pryor@chandleraz.gov

Annie Teav, CPPB
Member appointed by NIGP
eProcurement Support
Multnomah County Purchasing, OR
Phone: 503-988-5111
Email: Annie.Teav@multco.us

Dr. Adam Williams, Ph.D.
Voting Academic Advisor
Associate Professor
Nova Southeastern University (NSU Florida)
Phone: 217-206-7394
Email: awillia3@nova.edu

Diane Daly
Staff Liaison
Director of Certification
NIGP: The Institute for Public Procurement 

Rick Grimm, NIGP-CPP
Chief Executive Officer
NIGP: The Institute for Public Procurement 

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