Presolicitation Notice: VETERANS AFFAIRS, DEPARTMENT OF is seeking to upgrade the Building Management System (BMS) Controls for Buildings 210 and 211 at the Chillicothe VA Medical Center in Chillicothe, OH. The project aims to create a single, integrated BMS for HVAC controls using an open-source, non-proprietary control system. The BMS will communicate with the Air Handling Units (AHUs) and other controllers via BACNet MS/TP communication protocol. The work must be completed within 270 calendar days from the contractor's receipt of Notice to Proceed (NTP). The solicitation documents will be posted on www.sam.gov around April 15, 2024, with proposals due approximately 45 days later. This procurement is a 100% Set-Aside for Service-Disabled Veteran-Owned Small Business (SDVOSB) and requires registration and verification on relevant websites. The project magnitude is between $250,000.00 and $500,000.00. A site visit will be scheduled, and amendments to the solicitation will be posted on www.sam.gov. Questions should be emailed to jenessa.regan@va.gov. This is a Pre-Solicitation Notice.