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Our Team

  • Allison J.H. Thompson, Director of Economic Development
  • Andy J. Buffington, Business Marketing and Research Manager
  • Louis P. Castillo, Executive Assistant & Special Projects Coordinator

Allison J. H. Thompson, CEcD, FM, EDFP

Director of Economic Development
972-291-5132 ext. 5
[email protected]

As Director of Economic Development for the City of Cedar Hill, Allison J. H. Thompson also serves and chief administrative officer for the Cedar Hill Economic Development Corporation.

She holds a BS in Criminal Justice from Texas Christian University, an MA in Urban Affairs from the University of Texas of Arlington as well as professional certifications from both the International Economic Development Council and the National Development Council; CEcD and EDFP respectively.

Additionally, Allison is a current board member for the Texas Economic Development Council and the North Texas Commission, holds a Fellow Member designation from the International Economic Development Council, is a Mary Jo Hanover award recipient from the Industrial Asset Management Council, and was recognized by DCEO in 2017 and 2018 in the Dallas 500.

Her experience ranges from consulting on strategic economic development planning to managing a regional economic development organization. She has served as director of economic development in several Texas cities.

Current memberships: TEDC, IEDC, CoreNet, IAMC, CREW, ICSC, SCR, NTCAR, DFW Marketing Team, Rotary, and Lions.


Andy J. Buffington, CEcD, IOM

Business Marketing and Research Manager
(972) 291-5132 ext. 4
[email protected]

Andy Buffington graduated from Louisiana Tech University with a Bachelor of Science in Marketing, and a Master's Degree in Business Administration concentrated in marketing research.  He holds a professional certification from the United States Chamber of Commerce Institute for Organizational Management program (IOM) and most recently received his professional certification through the International Economic Development Council Certified Economic Developer program (CEcD).

Andy moved to the Dallas-Fort Worth area in November of 2014 to begin working for the Cedar Hill EDC.  Before that, he served as the Vice President of Marketing and Communications at the Greater Shreveport Chamber of Commerce located in Shreveport, Louisiana.  


Louis P. Castillo

Executive Assistant and Special Projects Coordinator
(972) 291-5132 ext. 1
[email protected]

Louis started with the City of Cedar Hill in 2009. Before joining the Economic Development department in 2012 as Executive Assistant, he worked in Municipal Court, Utility Billing, and Human Resources.  Being bilingual - fluent in Spanish - Louis continues to translate throughout the city. 

In addition to Executive Assistant, he holds the titles of Special Projects Coordinator in 2015 as well Secretary for the Economic Development Corporation and the Cedar Hill Business Park Property Owners Association. 

Louis’ primary duties include managing the office needs, record retention, processes department invoices and is the liaison for the Finance department. He also helps to manage the properties owned by the Economic Development Corporation.