Contact Clinical Trials of Texas, Inc.
Get In Touch
If you have any question about participating in research at Clinical Trials of Texas, we'd love to hear from you today!
Volunteer for a study at Clinical Trials of Texas to learn more about your medical condition and receive access to new treatments and medications at no cost to you.
Click here to browse and apply for currently enrolling studies >
5430 Fredericksburg Rd., Ste. 200
San Antonio, TX 78229
Clinical Trials of Texas, Inc. occupies more than 19,000 sq. ft. on multiple floors at its NEW LOCATION: 5430 Fredericksburg Rd., Ste. 200
Mon: 7:30am–5:30pm
Tue: 7:30am–5:30pm
Wed: 7:30am–5:30pm
Thu: 7:30am–5:30pm
Fri: 7:30am–5:30pm
Sat: 9am-1pm (call center only)
Sun: Closed
President/CEO
Kay Scroggins, RN
kscroggins@cttexas.com
Sr. VP, Business Development – Late Phase
Lele Simmons, BBA
lsimmons@cttexas.com
Director, Business Operations
Ann-Marie Laird, BS
alaird@cttexas.com
Team Lead, Internal Medicine
Matthew Korte, BS
mkorte@cttexas.com
Medical Director
Douglas S. Denham, DO, CPI
ddenham@cttexas.com
Director, Human Resources
Laura Melghem, HRM
lmelghem@cttexas.com
Assistant Director, Early Phase Services/Lab Manager
Paul Esparza, BS
pesparza@cttexas.com
Manager, Quality Control/Data Entry
Dawn Killian, BS
dkillian@cttexas.com
Sr. VP, Operations
Leisel Koerber, BBA, CCRC
lkoerber@cttexas.com
Director, Marketing/Recruitment
Cindi Nellis, BA
cnellis@cttexas.com
Team Lead, Women’s Health/Mental Health
Cynthia Ramos, BS, CCRC
cramos@cttexas.com
Manager, Regulatory Compliance/Quality Assurance
Staci Poettgen, BS
spoettgen@cttexas.com