Scope
Description
The City of London Corporation is procuring professional mechanical, electrical and public health engineering services for the CAT A refurbishment of 20-21 Aldermanbury.
The appointment will include feasibility, concept, spatial coordination and technical design across RIBA Stages 1-4; preparation of Employer's Requirements to support a Design and Build procurement; energy and carbon modelling; and a continuing Technical Advisor role through construction, commissioning, handover and post-completion. The Consultant will be required to deliver BIM in accordance with ISO 19650, coordinate with the wider design team, ensure regulatory compliance and support the Authority's sustainability and decarbonisation objectives.
Total value (estimated)
- £432,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 27 April 2026 to 31 December 2027
- Possible extension to 31 December 2029
- 3 years, 8 months, 4 days
Description of possible extension:
The contract will include up to two extension options of twelve (12) months each.
The first extension may be exercised to allow for completion of post-completion and defects services, continuation of the Technical Advisor role during construction, or where the project programme is extended due to statutory approvals, procurement strategy changes or delivery risk.
The second extension may be exercised where further time is required to complete construction-related services, respond to programme slippage, or provide additional services reasonably required to complete the Project in accordance with the Scope of Services.
Main procurement category
Services
CPV classifications
- 71321000 - Engineering design services for mechanical and electrical installations for buildings
Participation
Legal and financial capacity conditions of participation
As described in Tender documents
Technical ability conditions of participation
As described in Tender documents
Particular suitability
- Small and medium-sized enterprises (SME)
- Voluntary, community and social enterprises (VCSE)
Submission
Enquiry deadline
3 February 2026, 11:59pm
Submission type
Tenders
Tender submission deadline
24 February 2026, 12:00pm
Submission address and any special instructions
Tenders may be submitted electronically
Yes
Languages that may be used for submission
English
Award decision date (estimated)
20 April 2026
Award criteria
| Name | Type | Weighting |
|---|---|---|
| Technical/ Quality | Quality | 45% |
| Cost | Cost | 40% |
| Responsible Procurement | Quality | 15% |
Other information
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Competitive flexible procedure
Competitive flexible procedure description
he procedure will comprise two stages:
Stage 1 - Invitation to Participate and Tender Submission
Stage 2 - Interviews
Contracting authority
The Mayor and Commonalty and Citizens of the City of London
- Public Procurement Organisation Number: PYQD-1693-MYXR
PO Box 270
City of London
EC2P 2EJ
United Kingdom
Telephone: 020 7606 3030
Email: CityProc.Operations@cityoflondon.gov.uk
Website: https://www.cityoflondon.gov.uk
Region: UKI43 - Haringey and Islington
Organisation type: Public authority - sub-central government