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Official procurement procedure

Barbican Renewal Conservatory Roof Steelwork Investigation Services

No classification published
Location not published
Published value
Not published
Submission deadline Not published
Lots published1
Procurement Executive Summary
AI & Search Synopsis
Generated from official OCDS record
Tenderline Synopsis: The Mayor and Commonalty and Citizens of the City of London: "Barbican Renewal Conservatory Roof Steelwork Investigation Services". Published status: complete. Published value: Value not published. 1 published lot. Submission deadline not published. See the official notice for participation instructions.
Contracting AuthorityThe Mayor and Commonalty and Citizens of the City of LondonScope & CategoriesNot publishedSubmission Window
complete
No deadline published
Submission GatewayDirect notice routeLegal Basis & RegimeStandard procurementEstimated Value (exc. VAT)Not published
Bidder Intelligence · Authority Profile: The Mayor and Commonalty and Citizens of the City of London
Market Analytics
View Authority Profile →
Derived from OCDS awards & bid statistics
Published history for The Mayor and Commonalty and Citizens of the City of London. These figures describe retained records, not a forecast of bids or a measure of buyer bias.
Published-to-award variance
7.9%Historical Average
Based on 12 comparable awards
Competition Density
7.3Bids / Report
0% of reports have one bid
Supplier ConcentrationLow Concentration
STONE TICKET LIMITEDTop vendor: 19.2% of attributable value
Payment Terms
Check noticePublished terms
Payment obligations depend on the applicable regime and contract. Consult the official documents.
Coverage: 486 active published awards; 29 bid reports (which may be per lot). Supplier values exclude multi-supplier awards, frameworks and DPS, and use GBP only. They are published award values, not payments. Published-to-award variance compares single-lot, single-award, single-supplier GBP procedures with explicitly non-framework/non-DPS status; increases remain in the average. Unpublished data stays unknown. Awarded suppliers are winners, not all bidders.
Historical Awarded Suppliers With This Authority:
Supplier NameHistoric AwardsAttributable GBP Value
STONE TICKET LIMITED1 win£702,893
PAYE Stonework & Restoration Ltd1 win£509,234
Firebrand Training Limited1 win£500,000
Her Centre Ltd1 win£466,937
Currie & Brown UK Limited1 win£269,200
Procedure terms
Contracting AuthorityThe Mayor and Commonalty and Citizens of the City of London
Procedure methodNot published
Procurement categoryNot published
Statuscomplete
Framework / DPSNot published
CompetitionNot published
Above thresholdNot published
Legal basisNot published
Tender period startsNot published
Clarification deadlineNot published
Electronic submissionNot published
Submission languagesNot published
Published28 Apr 2026, 08:19 BST
Last source update28 Apr 2026, 08:19 BST
Recurring procurementNot published
ClassificationNot published
Delivery areaLocation not published
OCIDocds-h6vhtk-05a30b
What is being bought
The City of London Corporation (the City) invited Tenders for the provision of structural investigations into the steelwork structure of the Grade II listed Barbican Conservatory roof in order to provide improved certainty about the existing structure, verify current assumptions and inform RIBA Stage 4 design.
What changed
From the official release history
  1. tender value changed
    28 Apr 2026, 08:19 BST
  2. Status changed to complete
    28 Apr 2026, 08:19 BST
  3. Official notice release published
    28 Apr 2026, 08:19 BST
  4. Submission deadline changed to published date
    28 Apr 2026, 08:19 BST
  5. Official notice release published
    26 Sept 2025, 11:54 BST
  6. Published value updated to £125,000
    26 Sept 2025, 11:38 BST
  7. Status changed to active
    26 Sept 2025, 11:38 BST
  8. Official notice release published
    26 Sept 2025, 11:38 BST
  9. Submission deadline changed to 24 Oct 2025, 12:00 BST
    26 Sept 2025, 11:38 BST
  10. Buyer information updated
    26 Sept 2025, 11:38 BST
Lots and requirements (1)
Published by the contracting authority
  • Lot 1 · #1
    Individual lot title not published
    complete
    Published valueNot published
    The source published no individual title or description for this lot.
    Contract periodNot published
    EligibilityNot published
    Options / renewalNot published
Timeline
  1. Procedure published
    28 Apr 2026, 08:19 BST
  2. Award active
    Not published · Not published
  3. Contract active
    Signed 23 Feb 2026, 00:00 GMT · £101,333
Commercial outcome and competition
Awards
RSK Environment Limited
Not published · Not published · active
Contracts
Contract
£101,333 · signed 23 Feb 2026, 00:00 GMT · active
Contract period: 23 Feb 2026, 00:00 GMT — 31 May 2026, 23:59 BST
Bid statisticsNo aggregate bid statistics published
Buyer and organisations in this procedure

The Mayor and Commonalty and Citizens of the City of London

Contracting authority GB-PPON-PYQD-1693-MYXR
View buyer profile

  • The Mayor and Commonalty and Citizens of the City of London
    buyer

    GB-PPON: PYQD-1693-MYXR
    PO Box 270, City of London, UKI43, EC2P 2EJ, GB
    Andrew.Stirland@cityoflondon.gov.uk
    020 7606 3030

  • RSK Environment Limited
    supplier

    GB-PPON: PLHV-7839-NJMQ
    65 Sussex Street, Glasgow, UKM82, G41 1DX, GB
    notifications@rsk.co.uk
Documents (0)
Official links; attachments are not copied
No data
No linked documents are published
Related procedures (0)
No data
No related procedures published