HVAC Replacement - Design-Build - Four Locations

The School District of Greenville County is soliciting sealed proposals for a Design-Build HVAC replacement project across four K-12 facilities: Thomas E. Kerns Elementary, Blythe Academy, Slater-Marietta Elementary, and Golden Strip Child Development Center. The project, identified by solicitation number 326-83 and classified under NAICS code 238220, requires a single contractor to handle full design and construction services with the goal of replacing existing HVAC systems through a comprehensive integrated approach. The work must comply with all current building and mechanical codes, include engineering verification of heating, cooling, and ventilation sizing, and address specialized requirements such as fire alarm design at Blythe Academy and Slater-Marietta Elementary. The contractor must conduct a Grounding and Bonding Study, coordinate with commissioning and test and balance teams, manage submittals, and ensure all demolition, storage, and disposal activities are conducted with minimal disruption to school operations. The estimated contract value is $17,000,000, and the project has a one-year contract term from the award date, with an anticipated start of August 1, 2026, and a desired completion date of January 1, 2029, structured in phases with engineering substantial completion by January 15, 2027, and two major construction milestones set for August 1, 2027, and August 1, 2028. Proposals must be submitted electronically through the District’s Procurement Portal by June 25, 2026, at 10:00 a.m., and must include all required certifications: Proposal Response Certification, Drug Free Workplace Certification, GCS Alternate W9 Form, Proof of Insurance, and Business License if applicable. Offerors must also certify compliance with South Carolina’s immigration laws, the Iran Divestment Act, and federal debarment requirements. Evaluation will be based on five weighted factors: Design-Build Professional Approach to Compressed Schedules (25%), Depth of Resources and Personnel Capability (20%), Relevant K-12 Project Experience in South Carolina (20%), Design-Build Delivery Method Approach (20%), and Design-Build Fee Proposal (10%), with a mandatory 5% contingency included in the fee structure. The contract requires Performance and Payment Bonds, Worker’s Compensation and General Liability insurance with the District named as an additional insured, and prohibits subcontracting without prior written