Thank you for your interest in doing business with the Southside Independent School District. Southside ISD encourages and welcomes all vendors to become an approved vendor. Please complete the attached vendor application packet if you are interested in doing business with Southside ISD.
Send completed documentation to the Purchasing Department by:
1460 Martinez- Losoya Road
San Antonio, TX 78221
Forms can also be hand-delivered to:
3223 S Loop 1604 E
San Antonio, TX 78264
The Southside ISD periodically will solicit bids for products, services, and general supplies. Submittal of this vendor package does not automatically place you on our approved vendor list. Vendors are encouraged to contact some of our local purchasing cooperatives, Buy Board, TCPN, Region 20, and Choice Partners for other statewide cooperatives for additional bid opportunities.