Request For Proposals The San Joaquin County Human Services Agency, Children's Services Bureau, Is soliciting proposals for the provision of Safety Net Services. Any agency interested in submitting a proposal must attend a MANDATORY Proposer's Conference on February 25, 2019. A copy of the Request for Proposal (RFP) and other information is available by calling Stephanie MacDonald, Contracts Analyst, at (209) 468-8521. HSA HUMAN SERVICES AGENCY SANJOAQUINCOUNTY HUM AN SERVICES AGENCY