Official UK procurement notice
Procurement Services · UK public procurement notice
Authority: NATIONAL ENERGY SYSTEM OPERATOR LIMITED (Public body)
What is being bought
Published requirement descriptionProcurement Consultancy Services
- How the procedure runs: Competitive flexible procedure description · Stage 1: PSQ stage, including mandatory exclusion information, pass/fail requirements and conditions of participation that will be used to shortlist bidders on the basis of legal and financial capacity and technical ability. · Stage 2: Tender stage, including initial tenders, presentations, and optional negotiations and final tenders (should NESO elect to hold negotiations). · Stage 3: Contract award, NESO will award the contract to the Bidder who submits the most advantageous tender, subject to satisfactory completion of contract finalisation and internal governance processes. The full procurement process and timeline is outlined in the Instructions to Tenderers (ITT). NESO intends to shortlist up to 3 Bidders following the PSQ stage, subject to the tie break process outlined in the ITT. Interested parties are required to complete Non-disclosure Agreements and Non-Collusion Declarations prior to being given access to the procurement documents.
CPV: Procurement consultancy services
The lotProcurement structure
single lot · value publishedLot #1AwardedRenewalPublished value£7,000,000
- Economic & financial standing
As outlined in the procurement documentation.
- Technical & professional ability
As outlined in the procurement documentation.
What it takes to wini
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 morei
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).
Published sub-criteria (2)
- Technical Criteria (Including Social Value).: 70%
- Commercials: 30%
Published award criteria (2)
- Technical Criteria (Including Social Value).: As per Tender Instructions NESO reserves the right to refine the Technical award criteria pursuant to section 24 of the Procurement Act 2023. For example, this may include the weightings attributed to the bidder presentations.
- Commercials: As per Tender Instructions
- Economic & financial standing
As outlined in the procurement documentation.
- Technical & professional ability
As outlined in the procurement documentation.
- Price carries 30 of 100 points: a 10% discount moves about 3 points. The method statement decides this lot, not the discount.
Price arithmetic assumes straight proportional scoring; the tender pack may use another formula.
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
- Utilities
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 24 Jun 2025, 19:18 BST
- Last source update
- 27 May 2026, 08:36 BST
- Award evaluation window
- Submission end – 28 Jan 2026
- FTS notice number
2025/S 000-064356- Latest notice
- Contract details notice (UK7)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-0552edFind a Tender
- How it runs
Competitive flexible procedure description
- Stage 1: PSQ stage, including mandatory exclusion information, pass/fail requirements and conditions of participation that will be used to shortlist bidders on the basis of legal and financial capacity and technical ability.
- Stage 2: Tender stage, including initial tenders, presentations, and optional negotiations and final tenders (should NESO elect to hold negotiations).
- Stage 3: Contract award, NESO will award the contract to the Bidder who submits the most advantageous tender, subject to satisfactory completion of contract finalisation and internal governance processes.
The full procurement process and timeline is outlined in the Instructions to Tenderers (ITT).
NESO intends to shortlist up to 3 Bidders following the PSQ stage, subject to the tie break process outlined in the ITT.
Interested parties are required to complete Non-disclosure Agreements and Non-Collusion Declarations prior to being given access to the procurement documents.
How it was run
Official notice- Requests to participate (first stage)
- 4 Nov 2025, 23:59 GMT
- Submission deadline
- 4 Nov 2025, 23:59 GMT
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
All tenders must be submitted electronically via SAP Ariba.
www.sap.com/products/spend-manag… ↗
Please send your Ariba Supplier number to: [email protected] to enable invitation to the tender.
Timeline
24 Jun 2025 → 27 May 2026 · 9 dates- Planning notice published24 Jun 2025, 19:18 BST
- Next notice expected11 Aug 2025, 23:59 BST
- Tender notice published375 days ago10 Oct 2025, 16:38 BST
- Submission deadline349 days ago4 Nov 2025, 23:59 GMT
- Award decision expected by264 days ago28 Jan 2026, 23:59 GMT
- Contract starts261 days ago1 Feb 2026
- Assessment summaries sent253 days ago9 Feb 2026
- Standstill ends243 days ago18 Feb 2026, 23:59 GMT
- Latest notice published146 days ago27 May 2026, 08:36 BST
Notice history
12 events · 5 releases on Find a Tender · since 24 Jun 2025- Pipeline notice published24 Jun 2025, 19:18 BSTUK1
- Planned procurement notice published24 Jun 2025, 19:47 BSTUK3
- Procurement method changed24 Jun 2025, 19:47 BST
- Tender notice published10 Oct 2025, 16:38 BSTUK4
- Published value updated to £7,000,00010 Oct 2025, 16:38 BSTwas £5,000,000
- Status changed to active10 Oct 2025, 16:38 BST
- Contract award notice published9 Feb 2026, 18:42 GMTUK6
- Status changed to complete9 Feb 2026, 18:42 GMT
- Procurement method changed9 Feb 2026, 18:42 GMT
- Contract signature expected20 Feb 2026, 23:59 GMTscheduled
- Contract details notice published27 May 2026, 08:36 BSTUK7
- Procurement method changed27 May 2026, 08:36 BST
Routine re-releases (5)
- 2025-06: 2 releases · 24 Jun 2025, 24 Jun 2025
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Efficio LtdProcurement Services - Operations, Indirects & Digital Data Technology (DD&T)24 Mar 2026 – 23 Mar 2028 · up to 22 Mar 2030Extensions: 12 month incremental extensions to a maximum of 24 months. · Options: Options will be utilised for surge resource only and will be subject to NESO approval process using the rate card that was included in the tender response. | £7,700,000 | 9 Feb 2026 | Awarded |
Contracts
Contract 1 · Efficio Ltd
- Signed
- 27 Feb 2026
- Value
- £7,700,000
- Period
- 24 Mar 2026 – 24 Mar 2028 · up to 23 Mar 2030 with extensions
- Status
- active
- Extensions
- Incremental 12 month extensions x 2
- Options
- The right to additional purchases while the contract is valid. Options will be utilised for surge resource only and will be subject to NESO approval process using the rate card that was included in the tender response.
3 agreed KPIs: Business Engagement and Satisfaction Performance Service Level · Realising Benefit Service Level · Operational Efficiency and Compliance Service Level
- Business Engagement and Satisfaction Performance Service Level
- Realising Benefit Service Level
- Operational Efficiency and Compliance Service Level
Bid statistics published by the authority
| Bids | SME | VCSE | Valid bid range |
|---|---|---|---|
| 3final-stage tenders | 1 | 0 | — |
Who bid
- wonEFFICIO LIMITED · Greater London
- did not winDELOITTE LLP · Greater London
- did not win4C ASSOCIATES LIMITEDSME · Greater London
Bidders as named on the Procurement Act 2023 award notice. “Won” means the bidder holds an award on this notice.
Contracting authority & participating public bodies
Bidders & participating suppliers
3 commercial parties on the notice · 1 awarded- 4C ASSOCIATES LIMITEDBidder / tenderer
- DELOITTE LLPBidder / tenderer
- EFFICIO LIMITEDAwarded supplier
Official documents & specifications (8)
Official links; attachments are not copiedTender pack and attachments
- Bidding documents and specifications Access the Ariba portal for all documents related to this tender you must have an Ariba AN ID number which can be created with SAP Ariba Support: https://support.ariba.com/item/view/KB0393464 Please contact [email protected] if you already have an Ariba Access number
- Signed contract
- Bidding documents and specifications Please note that a SAP Ariba registration is required or can be requested via NESO procurement - [email protected]
Notices published for this procedure
- Contract details notice Contract details notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender
- Planned procurement notice Planned procurement notice on Find a Tender
- Pipeline notice Pipeline notice on Find a Tender