The Harris County Purchasing Agent is responsible for purchases of goods and services for:   ·         Harris County ·         Harris County Community Supervision        and Corrections ·         Harris County Flood Control District ·         Harris County Hospital District dba   Harris Health System ·         Harris County Juvenile Probation ·         Harris County Toll Road Authority ·         Community Health Choice, Inc.   We are located in the Harris County Administration Building in the downtown Houston Historic District:   1001 Preston, Suite 670                          Houston, Texas  77002   Click here for map.     Office Hours:  7:30 a.m. – 4:30 p.m., Monday-Friday   Phone:  713-755-5036 Fax:  713-755-6695