This tender invites bids for continuous and uninterrupted management services of centrifugal type chillers and allied HVAC equipment at NIBAF Pakistan, Islamabad. The National Institute of Banking and Finance Pakistan requires expert service providers to maintain and operate its HVAC plant, including chillers, hot water generators, boilers, cooling towers, pumps, electrical panels, and air handling units. The scope covers preventive maintenance, repairs, emergency response, and technical assistance to ensure smooth HVAC operations at the premises located on Pitras Bukhari Road, Sector H-8/1, Islamabad. The contract demands round-the-clock supervision and technical services for 430 TR capacity centrifugal chillers, hot water boilers, cooling towers, and associated electrical systems. The service provider must maintain logs, perform routine and annual servicing, chemical dosing, and ensure compliance with safety and environmental standards. The site requires skilled personnel with experience in centrifugal chillers, HVAC controls, water treatment, and electrical maintenance. The contractor is responsible for all consumables except major spare parts, which will be reimbursed upon approval. Bidders must be registered with FBR, appear on the Active Taxpayers List, and hold valid EOBI registration. The contract requires a performance guarantee of 5% of the contract value. Compliance with PEC categories and FBR/ATL status is essential. The contract duration is 12 months with possible extension for two more years on mutual consent. The submission deadline is **March 10, 2026** with bid opening scheduled the same day. Bids must be submitted electronically via EPADS portal. Original bid security must be delivered before the deadline to the Joint Director Administration at NIBAF Islamabad. The physical address for bid opening is NIBAF Pakistan, Pitras Bukhari Road, Sector H-8/1, Islamabad. Pro-Tip: Ensure your bid security is submitted both electronically and physically on time to avoid disqualification. Also, carefully review the detailed scope and minimum equipment requirements to avoid non-compliance. Maintain clear documentation of your technical and financial bids as per the single stage two envelope procedure.