Police Headquarters Windows and Fan Coil Unit Replacement

SUPPLEMENTAL NOTICE Request for Proposals RFP No. PW- B50700-01D The Nassau County Department of Public Works intends to issue a Request for Proposals (RFP) for Architectural/Engineering (A/E) services in connection with the following: Police Headquarters Windows and Fan Coil Unit Replacement The Nassau County Department of Public Works is requesting proposals from firms to provide Professional Architectural/Engineering (A/E) Services for Nassau County Department of Public Work’s Building Department for the renovation including full window replacement and fan coil HVAC improvements at the Nassau County Police Headquarters building located at 1490 Franklin Avenue in Mineola, NY 11501. The firms selected to provide these services will be awarded a four (4) year Agreement with the County. Sealed Proposals regarding this project are due on or before 3:00 P.M. on Wednesday, July 22, 2026, at the location specified within the RFP. No late proposals will be accepted. Please note that this is not the Request for Proposals. An actual copy of the RFP and related Addenda may be obtained here: https://apex5.nassaucountyny.gov/ords/f?p=533:226. To access these documents, click on the “Vendor Portal” link. Vendors doing business with Nassau County, including those responding to this solicitation, must register with the County. The Nassau County Bid Solicitation Boards are open to all registered vendors. Vendors that have not registered are able to view open solicitation opportunities, but they are not able to download solicitation documents or submit bids or proposals. To complete the registration process, please click on the New Vendor registration link: https://apex5.nassaucountyny.gov/ords/f?p=CEVM:VREG Proposals should only be submitted after careful examination of the complete RFP and its requirements. The selected firm will be required to provide proof of general and professional liability insurance in the minimum amounts of $2,000,000 in the aggregate and $1,000,000 per occurrence, respectively. The proposer shall be required to comply with a good faith effort minimum of 15% MWBE goal and good faith effort minimum of 2% SDVOB goal for this project and with the requirements of Local Laws No. 14-2002, “Participation by Minority Group Members and Women in Nassau County Contracts,” and 2-2016, “Participation of Service-Disabled Veterans in County Contracts.” All Proposers should review the provisions of Appendix EE (included as an attachment to the RFP) which outlines the requirements of Local law No. 14-2002. Technical proposals shall include information regarding the Proposers plan to comply with Local Law No. 14-2002 and Local Law 2-2016. MWBE UTILIZATION PLAN – In accordance with Title 53, Nassau County Local Law No. 14-2002, all Vendors shall submit a MWBE Utilization Plan with their Proposal. All questions regarding this RFP should be submitted by email, prior to close of business on Friday, July 3, 2026, to Valiant Yeung, R.A. at [email protected] Dated: July 13, 2026 By: Michael Kwaschyn, P.E. Commissioner of Public Works Business enterprises awarded an identical or substantially similar procurement contract within the past five years: H2M architects + engineers Spector Group Architects N&P Engineering, Architecture and Land Surveying, PLLC Cashin Associates, PC LiRo Engineers, Inc. Service-Disabled Veteran-Owned Business (SDVOB) SDVOB Goal: 2.00%