Find a TenderAwardedContract details notice
Published 21 Jan 2026, 13:11 GMT

Official UK procurement notice

Landscape Architect for the New Wing at the National Gallery

Official notice

Authority: The National Gallery

ServicesCompetitive flexible procedureAbove thresholdSME suitable
Published estimate£750,000≈ £127k / year · £900,000 inc. VAT9.7% above published estimate
Submissions closed 17 Feb 2026awarded 21 Jul 2026
Awarded to GUSTAFSON PORTER + BOWMAN LLP
Contract term 5 yrs 11 moends 31 Mar 2032 · starts 1 May 2026

What is being bought

Published requirement description

The National Gallery is appointing a Landscape Architect with the capability and capacity to design and support the delivery of landscape, public realm and external works for a new wing to the Gallery, located on Trafalgar Square in central London. The contract will cover RIBA stages 1 - 7

The role of the Landscape Architect will include, as a minimum:

  • Lead and coordinate landscape and public realm design inputs in support of the project brief, architectural intent and wider estate context.
  • Develop landscape design information appropriate to each RIBA Stage, including strategies, drawings, schedules, specifications and coordination information.
  • Coordinate interfaces with the Architect, engineers, specialist consultants and the wider project team, including interfaces with existing site conditions and live operational constraints.
  • Support statutory and technical approvals, including planning and listed building consent processes, highways/public realm approvals where relevant, and engagement with statutory authorities.
  • Support procurement activities, tender queries, design development during contractor procurement and responses to technical clarifications.
  • Provide construction-stage support including site attendance as required, responses to RFIs, inspections, review of contractor proposals, and support to handover, defects and post-completion activities.
  • How the procedure runs: Shortlist of 5 suppliers to be invited to tender following assessment of PSQ Tender interviews to be held

CPV: Landscape architectural services

The lotProcurement structure

single lot · value published
Lot #1Awarded 5 yrs 11 moPublished value£750,000
Contract period: 1 May 2026 – 31 Mar 2032 (5 yrs 11 mo)Value: £750,000 exc. VAT · £900,000 inc. VAT
Delivery: London
Pre-qualification & selection criteria (PQQ)3
  • Economic & financial standing

    as set out in PSQ

  • Technical & professional ability

    as set out in PSQ

  • Condition of participation

    shortlist following assessment of PSQ responses

    shortlisting

What it takes to win
i

How this buyer will score bids.

The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).

Evaluation split and conditions of participation as published; the tender pack may add more
How bids were scored
  • Technical Response
  • Social Value
  • Resource Schedule
  • Fee Schedule
Conditions of participation3
  • Economic & financial standing

    as set out in PSQ

  • Technical & professional ability

    as set out in PSQ

  • Condition of participation

    shortlist following assessment of PSQ responses

    shortlisting

Procedure terms & legal framework

From the official record
Procedure method
Competitive flexible procedure
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Services
Notice status
Awarded
Procurement threshold
Above threshold (FTS publication)
Regulatory regime
Standard
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Yes (GPA)
Recurring procurement
Unspecified in notice
First published
21 Jan 2026, 13:11 GMT
Last source update
7 Oct 2026, 10:56 BST
Award evaluation window
Submission end – 28 Apr 2026
Authority reference
262704DLA
FTS notice number
2026/S 000-005279
Latest notice
Contract details notice (UK7)
Classification (CPV)
Landscape architectural services
Delivery area
London (UKI32)
Official registry OCID
ocds-h6vhtk-060b0b Find a Tender
How it runs

Shortlist of 5 suppliers to be invited to tender following assessment of PSQ

Tender interviews to be held

Review and risk notes
Risks

Planning process causes delays or changes scope

How it was run

Official notice
Run through: Delta eSourcing · Who buys & how to bid on Delta
Public notice page · account needed to bidElectronic submission allowedLanguage: EN
Access & registration note: Free Select account; no DUNS asked at signup
Requests to participate (first stage)
17 Feb 2026, 12:00 GMT
Submission deadline
17 Feb 2026, 12:00 GMT
Clarification deadline
3 Feb 2026, 16:00 GMT
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Accepted languages
en
Detailed submission instructions & authority contactsFrom official release

Timeline

21 Jan 2026 → 7 Oct 2026 · 8 dates
  1. Tender notice published274 days ago
    21 Jan 2026, 13:11 GMT
  2. Clarification questions by260 days ago
    3 Feb 2026, 16:00 GMT
  3. Submission deadline247 days ago
    17 Feb 2026, 12:00 GMT
  4. Award decision expected by176 days ago
    28 Apr 2026, 23:59 BST
  5. Contract starts174 days ago
    1 May 2026, 00:00 BST
  6. Assessment summaries sent93 days ago
    21 Jul 2026, 00:00 BST
  7. Standstill ends82 days ago
    31 Jul 2026, 23:59 BST
  8. Latest notice published15 days ago
    7 Oct 2026, 10:56 BST

Notice history

5 events · 3 releases on Find a Tender · since 21 Jan 2026
  1. Tender notice published
    21 Jan 2026, 13:11 GMT
    UK4
  2. Contract award notice published
    21 Jul 2026, 10:26 BST
    UK6
  3. Status changed to complete
    21 Jul 2026, 10:26 BST
  4. Contract signature expected
    3 Aug 2026, 23:59 BST
    scheduled
  5. Contract details notice published
    7 Oct 2026, 10:56 BST
    UK7

Commercial outcome & contract awards

Published awards, contracts and bid statistics, not a forecast
Awards 1
Awarded value £822,8481 award exc. VAT
Bids received 44 from SMEs
Contracts signed 1latest 3 Aug 2026
Awarded toValueDateStatus
GUSTAFSON PORTER + BOWMAN LLP3 Aug 2026 – 31 Mar 2032£822,84821 Jul 2026Awarded

Contracts

  • Contract 1 · GUSTAFSON PORTER + BOWMAN LLP

    Signed
    3 Aug 2026
    Value
    £822,848
    Period
    3 Aug 2026 – 31 Aug 2033
    Status
    active

    No agreed KPIs: under £5million

Bid statistics published by the authority

BidsSMEVCSEValid bid range
4final-stage tenders40—

Contracting authority & participating public bodies

National Gallery

Contracting authorityPublic authority - central government GB-PPON: PGYR-7259-GLQG Trafalgar Square, London, London, WC2N 5DNContact email

Bidders & participating suppliers

1 commercial party on the notice
  • GUSTAFSON PORTER + BOWMAN LLPAwarded supplierGB-COH: OC369446GB-PPON: PPHB-9757-TTXV 1 Cobham Mews, London, London, NW1 9SBContact email

Official documents & specifications (3)

Official links; attachments are not copied

Notices published for this procedure

  • Contract details notice contractContract details noticeUK7Contract details notice on Find a Tender
  • Contract award notice awardContract award noticeUK6Contract award notice on Find a Tender
  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender