The Procurement Services staff is available to answer questions and assist with your inquiries during normal business hours, Monday through Friday, 8 a.m. to 5 p.m. In-person visits should be scheduled in advance.
David Evans
Sr. Director of Procurement Services and Business Diversity
devans@ntta.org
(214) 461-2076
Ijay N. Nkele
Assistant Director of Procurement Services
inkele@ntta.org
Thomas Mathew
Senior Purchase Order Specialist
tmathew@ntta.org
Jasmine Ackbar
Senior Procurement Specialist
jackbar@ntta.org
Information Technology Services
General Goods and Services
Tonya Calhoun
Senior Procurement Specialist
tcalhoun@ntta.org
Information Technology Services
General Goods and Services
Michael Lunger
Senior Procurement Specialist
mlunger@ntta.org
Roadway and Facilities Maintenance Services
Reginald Valentine
Senior Procurement Specialist
rvalentine@ntta.org
Construction & Professional Services
Vicki Bridges
Senior Procurement Specialist
vbridges@ntta.org
Information Technology Services
General Consulting Services
Contact Us
NTTA Procurement Department5900 West Plano Parkway, Suite 100
Plano, Texas 75093