REQUEST FOR PROPOSALS FOR PROGRAM AND CONSTRUCTION MANAGEMENT SERVICES RFP #26-05 River Delta Unified School District Attn: Tammy Busch 445 Montezuma Street Rio Vista, Ca. 94571 (707) 374-1700 DEADLINE FOR PROPOSALS An original and two (2) hard copies of the proposal, including any required attachments thereto, as well as one (1) electronic copy of the proposal in PDF format on a compact disc or flash drive, must be received by the District on or before 3:00 p.m. on Friday, November 13, 2026. No proposals will be accepted after this time and date. No faxed or emailed proposals will be accepted. QUESTIONS All questions pertaining to this RFP must be submitted in writing and must be received NO LATER than 4:00 p.m. on Monday, October 19, 2026. Responses will be posted on the district website, rdusd.org by 4:00 p.m. on Friday, October 23, 2026. Should questions raised by a firm necessitate an Addendum to this RFP, this will also be posted on District website. Direct questions to: Tammy Busch, tbusch@rdusd.org The District will not be responsible for any oral or other unofficial interpretation of any element of the RFP or its related documentation. IPL0380687 Oct 11,16 2026