Scope
Reference
P366
Description
The over-arching aim of this tender is to find a skilled, collaborative partner to provide licenses for a Whole Life Carbon Planning Review Platform. Westminster City Council (WCC) seeks a comprehensive digital platform for reviewing Whole Life Carbon Assessments (WLCA) related to planning applications. The platform must provide licenses for a minimum of three years, allowing unlimited users from both applicants and WCC, with WCC retaining full data ownership. Key functionalities include the submission and review of WLCAs against RICS V2 and WCC's Retrofit First policies, with detailed compliance checks on material quantities, carbon factors (A1-A3), and inclusion of all life-cycle stages to assess upfront and whole life carbon (at pre-planning, Stage 1 Planning, Pre-commencement, and Post-Completion).
The platform must provide licenses for a minimum of three years, allowing unlimited users from both applicants and WCC, with WCC retaining full data ownership. Key functionalities include the submission and review of WLCAs against RICS V2 and WCC's Retrofit First policies, with detailed compliance checks on material quantities, carbon factors (A1-A3), and inclusion of all life-cycle stages to assess upfront and whole life carbon.
The platform must feature a visual review dashboard to easily highlight project details, carbon performance, and any non-compliance flags. Essential collaboration tools include version history management for multiple submissions (pre-planning through post-planning) and a commenting function for feedback between authorities and applicants. It must also generate summary reports for committee use, detailing project information, input data, and comment logs between the planning officer and local authority.
Crucially, the platform must be available 24/7 with out-of-hours maintenance and provide technical support during business hours. The selected provider must also deliver a user guides and a minimum of two in-person annual training sessions for WCC users, conducted by in-house trainers with specific Built Environment and Whole Life Carbon Assessment expertise.
Contract 1. Whole Life Carbon planning review platform
Supplier
Contract value
- £583,333.31 excluding VAT
- £700,000 including VAT
Above the relevant threshold
Award decision date
1 December 2025
Date assessment summaries were sent to tenderers
1 December 2025
Standstill period
- End: 11 December 2025
- 8 working days
Earliest date the contract will be signed
29 December 2025
Contract dates (estimated)
- 29 December 2025 to 28 December 2028
- Possible extension to 28 December 2030
- 5 years
Description of possible extension:
3+2 - Option to extend at Councils discretion.
Main procurement category
Services
CPV classifications
- 72222000 - Information systems or technology strategic review and planning services
Contract locations
- UK - United Kingdom
Information about tenders
- 1 tender received
- 1 tender assessed in the final stage:
- 1 submitted by small and medium-sized enterprises (SME)
- 0 submitted by voluntary, community and social enterprises (VCSE)
- 1 supplier awarded contracts
- 0 suppliers unsuccessful (details included for contracts over £5 million)
Procedure
Procedure type
Open procedure
Supplier
Preoptima
- Companies House: 14209923
Salisbury House
Cambridge
CB12LA
United Kingdom
Email: lorenzo@preoptima.com
Region: UKH12 - Cambridgeshire CC
Small or medium-sized enterprise (SME): Yes
Voluntary, community or social enterprise (VCSE): No
Supported employment provider: No
Public service mutual: No
Contract 1. Whole Life Carbon planning review platform
Contracting authority
Westminster City Council
- Public Procurement Organisation Number: PJVD-6261-BPPJ
64 Victoria Street
London
SW1E 6QP
United Kingdom
Region: UKI32 - Westminster
Organisation type: Public authority - sub-central government