Tenders

If you wish to participate in EWA’s procurement opportunities, you can review available tenders, download the relevant documents, and submit your sealed bid before the closing date.

Review and Apply for Domestic Tenders

How to Participate

  1. Review tender details
    • Review the tender details and understand the requirements.
  2. Download tender documents
    • Download the tender documents, including the scope of work, specifications, and terms and conditions.
  3. Prepare your bid
    • Prepare your technical and commercial proposal (if required) in line with the tender specifications and requirements.
  4. Submit sealed bid
    • Submit a sealed and labeled bid to the EWA Purchasing and Supply Directorate before the submission deadline.

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Contact Information & Tender Submission

Purchasing & Supply Directorate

Email: tenders@ewa.bh

Submission Address: Gajeria Tower - 5th Floor

Building 452, Avenue 28, Block 410 - Sanabis

Hours: Sunday-Thursday, 8:00 am - 2:30 pm

  • Applicants interested in participating in the tender must submit an official request to tenders@ewa.bh during official working hours at least 48 hours prior to the tender closing date. EWA will then provide the applicant with the tender documents.

    Tender Reference No. Title Description Directorate Published Date Closing Date
    2026-080-DM-WTD Annual maintenance contract for GCMS & TOC analyser (Duration: 2 years) Check and rectify all the operating problems and carry out preventive maintenance and service for: Shimadzu - Gas Chromatography-Mass Spectrometry, Model [GC 2010 Plus] & Shimadzu - Total Organic Carbon Analyzer [TOC-L series] Water Transmission Directorate  21/05/2026 14/06/2026
    2026-084-DM-FRSD Supply and installation of smart interactive screens for NSCC and Customer Services Supply and installation of 98” and 65” smart interactive touch screens, including all associated accessories.  General Services & Central Stores Directorate 25/05/2026  14/06/2026
  • Browse tender opening results. Bids have been opened in accordance with the applicable procedures, and the details are provided for reference.

    EWA Tender Reference No. Title Directorate Date Opened Number of Bids
    2026-073-DM-HAWAR Supply of I-save 21 plus pump spare parts Electricity Transmission Directorate 07/05/2026 3
    2026-068-DM-HAWAR Supply of RO membranes elements for RO Desalination Electricity Transmission Directorate 14/05/2026 5
    2026-076-DM-ETD
    Provision of diving and underwater services Electricity Transmission Directorate 08/06/2026 4
    2026-077-DM-FRSD
    Replacement of existing flood lights with LED flood lights General Services & Central Stores Directorate 08/06/2026 1
    2026-078-DM-ETD Procurement of portable audio frequency tracing equipment using fiber optic cable technology Electricity Transmission Directorate 11/06/2026 5
    2026-082-DS-FRSD Marking works for the Central Stores Warehouse Yard General Services & Central Stores Directorate 04/06/2026 1

Review and Apply for Internal Tenders

Contact Information

Purchasing & Supply Directorate

Email: tenders@ewa.bh

Submission Address: Gajeria Tower 6th Floor

Building 452, Avenue 28, Block 410 - Sanabis

Hours: Sunday-Thursday, 8:00 am - 2:30 pm

 

  • Browse currently published tenders, review the details, and submit your proposal before the deadline.

     Tender ID Title Description Directorate SME Only
    2026-059-PIP-WTD Repairing of Soft Starter At AlDur FS Repairing of AUCOM 6.6KV soft starter at ADDUR FS (DAB) including Supplying, Replacement, testing and commissioning of spare parts of AuCom soft starter and configuration to meet the operation and protection criteria of the motor concerning running safely. Water Transmission Directorate -
    2026-089-RPI-ISD Supply of Veeam System Subscription and Support Services Renew of production support and licenses of the EWA Veeam Backup system solution which used to backup all production servers and system that are hosting and supporting the core applications (Customer Services System and File Net System) Digital Infrastructure Directorate -
    2026-074-PIP-ETD Replacement of Defective Solar System Inverters at Seef ESR
    Supply, installation, testing, and commissioning of three (3) new inverters compatible with the existing solar photovoltaic (PV) system and with equal or higher specifications than the existing units. The contractor shall dismantle and safely remove the defective inverters, install the new units, complete all required electrical connections, configuration, and integration works, and restore the solar system to full operational capacity. All works shall comply with relevant IEC standards, safety regulations, and manufacturer recommendations. The contractor must provide qualified technicians, tools, equipment, and all required materials. Upon completion, testing and commissioning shall be conducted in the presence of the client’s representative, with submission of test reports, warranty certificates, and as-built documentation.
    Water Transmission Directorate
    -

    Click on the tender title to view full details on the Tender Board portal.

  • Browse tender opening results. Bids have been opened in accordance with the applicable procedures, and the details are provided for reference.

    EWA Tender Reference No. Title Directorate Date Opened Number of Bids
    2026-009-PIP-WTD
    Chamber Inspection and Valve Exercise for Water Transmission Pipelines
    Water Transmission Directorate
    09/03/2026 8
    2026-026-PIP-WDD
    Consultancy Services of Water Meters Specification
    Water Distribution Directorae
    14/04/2026 4
    2026-039-PIP-WTD
    Supply, Installation & Commissioning of two (2) Chlorine Shut-Off Systems as Musalla and Sanabes Stations Water Transmission Directorate 04/22/2026 3

Content last updated : 15 June 2026