26-001 UTILITY BILLING (UB) / CUSTOMER INFORMATION SYSTEM (CIS) SOFTWARE AND IMPLEMENTATION SERVICES

The City of Naperville, Illinois seeks qualified vendors to provide Utility Billing (UB) and Customer Information System (CIS) software along with comprehensive implementation services. Naperville is a home rule municipality that operates water, wastewater, and electric utility services, as well as refuse collection and recycling services. This RFP solicits proposals from firms capable of delivering integrated software solutions and implementation support for managing customer billing and information systems across these utility service lines.

The procurement process includes multiple phases for evaluation, with vendors required to complete a vendor questionnaire and submit responses according to the detailed specifications provided in the RFP documentation. Key dates for this solicitation include a Q&A deadline of April 27, 2026 at 8:00 PM CDT and a proposal submission deadline of May 14, 2026 at 8:00 PM CDT.

Prospective vendors should review the complete RFP document (A - City of Naperville CIS Software and Implementation Services RFP 26-001) and complete the RFP Proposal Form (B - RFP Proposal Form) available in the attachments. All submissions must be made through the official procurement portal at the specified deadline. The City of Naperville will conduct structured evaluations using established evaluation phases to assess vendor qualifications and proposed solutions.