PASSIVHAUS DEVELOPMENT - 305-307 TWYFORD AVENUE, PORTSMOUTH 2025
This is a large award for Construction — above three-quarters of comparable contracts. Based on 64,002 valued Construction tenders in our corpus.
Portsmouth City Council ('the council') is inviting requests to participate from suitably qualified suppliers to deliver a Passivhaus small scale housing development at 305-307 Twyford Avenue, Portsmouth.
The estimate contract value is £1-1.5m and we expect work to commence on site in November 2025 and to complete in Autumn 2026.
The Council are looking to appoint a principal contractor, with the ability to undertake the works directly or through established subcontracting arrangements.
The contract is for construction and a design portion.
Planning has been secured under references 24/01001/FUL.
The Council has decided to use a two-stage process to procure the stated requirements; specifically: • a discrete Conditions of Participation stage to establish a shortlist of up to 6 suppliers • shortlisted suppliers will subsequently be invited to tender for the works.
The successful suppliers will be appointed using a JCT Intermediate Building Contract 2024 with Contractors Design Portion.
The Council is targeting to have awarded this contract by November 2025.
This procurement timetable is indicative and, while the council does not intend to depart from it, it reserves the right to do so at any time.
Publish below threshold contract notice on FTS - Friday 27th June 2025 1st Stage - Conditions of Participation (CoP) published on Intend - Friday 27th June 2025 Deadline for requests for clarification - Wednesday 16th June 2025 at 16:00 Stage 1 submission deadline - Friday 25th July 2025 at 12:00 Notification of CoP evaluation results - Friday 8th August 2025 Stage 2 Final procurement documents published on Intend - Monday 18th August 2025 Site Visits TBC Deadline for requests for clarification - Wednesday 17th September 2025 at 16:00 Stage 2 - Tender return deadline - Friday 26th September 2025 at 12:00 Notification of preferred bidder - Thursday 23rd October 2025 Standstill period (Voluntary) - Friday 24th October 2025 to Tuesday 4th November 2025 Contract award - Wednesday 5th November 2025 Mobilisation - 4 weeks Start onsite - Monday 8th December 2025 Complete onsite - Friday 4th December 2026
What the supplier must deliver
Portsmouth City Council ('the council') is inviting
Portsmouth City Council ('the council') is inviting requests to participate from suitably qualified suppliers to deliver a Passivhaus small scale housing development at 305-307 Twyford Avenue, Portsmouth.
Derived from the notice text — always confirm against the original documents.
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- OCID
- ocds-h6vhtk-055498
- Stage
- tender · Open
- Source
- Find a Tender
- Buyer ref
- 035576-2025
Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.
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