Staff Leadership

Daniel Montez

Chief Executive Officer
Mr. Montez founded Vecino Health Centers with a group of local pastors in the Houston community of Denver Harbor in 2001. At that time most of the 20,000 residents had extremely limited access to medical care and were resorting to emergency rooms for basic health care needs.

Donald Briscoe, MD

Medical Director
Dr. Briscoe leads the medical staff of Vecino Health Centers. His accomplished background includes a long-term commitment to family medicine, addressing the health disparities of underserved populations.

Juan Olivares, Jr., MD

Director of Pediatrics
Dr. Olivares leads the medical staff of Vecino-Airline Children’s Clinic. His accomplished background includes a long-term commitment to pediatric medicine, addressing the health disparities of underserved populations.

Martha J. Wade Engel, DDS

Dental Director
Dr. Wade Engel brings significant experience as both public health provider and administrator to her role as Dental Director of Vecino Health Centers.

Clara Rosenzweig, M.Ed.

Director of Counseling Services
Mrs. Rosenzeweig’s bilingual and bicultural background in counseling and behavioral health has been instrumental in establishing services to meet the needs of Vecino patients.

Karen Baker-Sonier

Director of Operations
Ms. Baker-Sonier brings a strong commitment to innovative leadership and over twenty years of experience in healthcare administration, including 10 years of front-end operations.

Cary Duval

Director of Development
Ms. Duval comes to Vecino with over 22 years of experience in the nonprofit sector, including work in development, fundraising and programs.

Phil Solis

Human Resources Administrator
Mr. Solis brings many years of human resources experience from various segments of business including the engineering, retail and healthcare industries.

Dan Gillett

Information Technology Director
Mr. Gillett has been in the computer field for more than 20 years. He holds various certifications, including MCSA (Microsoft Certified Systems Administrator), MCP, A+ and Network +.

Marisa Ponti, MSW

Marketing Director
Ms. Ponti has built the marketing department from the ground up, implementing a rebranding initiative to prepare the organization for future growth.

Nathan Yun

Mr. Yun is responsible for financial management of the organization, including reporting financial conditions to the board of directors and leadership team.
Special Recognition
Each of the following staff members have been contributing to Vecino's mission for 10 or more years and are recognized for their loyalty: Jennifer Aguilar · Donald A. Briscoe, MD · Sandra Castillo · Gwendolyn Carol Davis, RN, BSN, MS · Maria G. Duque · Martha W. Engel · Minerva Luna · Johnny Martinez · Ana P. Martinez · Daniel Montez · Marisa Ponti, MSW · Francisca Ramirez · Margarita Reyes · Clara Slodownik Rosenzweig, M.Ed. · Tiffani M. Sealock, MD · Elodia Solis · Elizabeth A. Trevino · Demetra K. Walker