Official UK procurement notice
Energy Supply for NWG - Lot 3 Meter Operator
Authority: NORTHUMBRIAN WATER LIMITED (Public body)
What is being bought3 lots · detail below
Published requirement descriptionNorthumbrian Water Limited (NWL) seeks to appoint a partner/s for energy supply for the import and export of electricity and gas across ~1,853 operational sites and providing compliant Meter Operator Services (MOP) including Data Collector and Data Aggregator Services (DCDA) to ensure accurate data collection and reporting for the operational sites.
To support this, the contact has been split into the following Lots;
- Lot 1 - Power - Import & Export (HH/NHH/UMS)
- Lot 2 - Gas - Import & Export
- Lot 3 - Meter Operator Services (HH)
The scope of work to be undertaken by the successful bidders is anticipated to be as follows:
- Supply NWL with electricity and gas, offering flexible trading options (system and/or day-ahead pricing, seasonal trades).
- Work in partnership with the Energy & Decarbonisation team and business stakeholders to adhere to business requirements.
- Provide experienced resources with the capability to identify genuine business benefits and opportunities.
- Collaborate effectively with stakeholders to deliver end-to-end energy supply services including handling billing, credit notes, and export invoicing, new connection requests, disconnection requests, settlement and data reporting.
- Manage NWL's energy portfolio, offering tools for reconciliation, forecasting, and strategic planning across multiple sites.
- Provide weekly energy market updates and contributes to NWL's procurement strategy, including supplier interviews and performance KPIs.
- Install and maintain meters, collect half-hourly data, and aggregate it for billing and analysis. This includes export meters and strategic assets.
This specification provides detail all Lots of the process to support suppliers in tendering for an energy supplier/s and Meter Operator Services and the standards required.
Contract Period
Lot 1 & 2:
The period of any contract(s) resulting from this procurement will be 6 years from the contract start date. The length of the contract may be extended with the supplier for a further 4 years.
Lot 3:
The period of any contract(s) resulting from this procurement will be 10 years from the contract start date.
- How the procedure runs: Stage 1: Invitation to participate Stage 1 commenced with the issuing of a Tender Notice. Stage 2: conditions of participation & Invitation to submit initial tenders Stage 2 will commence with the notification, inviting those suppliers which have indicated their interest to participate to submit a conditions of participation questionnaire and initial tenders and the publication of this document. This document includes a request for initial tenders which all suppliers are required to complete and must be submitted in accordance with the Procurement Timetable and instructions set out in this document and any additional information provided. Following the deadline for submission of initial tenders, NWL will assess initial tenders in accordance with the assessment process and award criteria set out in the Tender Notice and described in this document. The assessment process will identify which suppliers are to be selected to participate in the negotiation/dialogue stage as set out in Stage 3. Once the assessment of initial tenders has concluded, suppliers will be notified in writing whether they have successfully been invited to Stage 3. Any suppliers not invited to participate in Stage 3 will be provided with reasons in writing to explain why they have not been successful. Stage 3: Invitation to participate in dialogue [and/or negotiate] Stage 3 will commence with the notification inviting suppliers that have successfully passed Stage 2 to attend one or more dialogue and/or negotiation meetings. The notification will also provide details of any new information made available to suppliers at this stage in this Procurement. The notification will also describe how the dialogue and/or negotiations will be conducted, including the location and dates for the relevant meetings, as well as the attendee arrangements. Stage 4: Invitation to submit a Best and Final Offer (BAFO) Stage 4 will commence with the issuing of a letter inviting suppliers that have been successfully shortlisted at Stage 3 to submit their Best and Final Offers. Best and Final offers must be submitted in accordance with the Procurement Timetable and instructions set out in this document and any additional information provided. After the deadline for submission of best and final offers, NWL will reconsider, in respect of each supplier that submitted, whether the supplier or any related persons within its corporate group, associated suppliers relied on to meet the conditions of participation, or proposed sub-contractors, are excluded or excludable suppliers and will consider whether to disregard the best and final offer submitted in accordance with its obligations under the Act. If the supplier is an excluded or excludable supplier only by virtue of an associated supplier or proposed sub-contractor, NWL will notify the supplier of its intention to disregard its tender and provide the supplier with a reasonable opportunity to replace the associated supplier or sub-contractor. If as a consequence of this process NWL disregards a tender from an excluded or excludable supplier or is aware of an associated supplier or sub contractor having been replaced, it will give notice of this fact within 30 days of its decision to the Procurement Review Unit (PRU) NWL will conduct an assessment of all Best and Final Offers in order to identify the supplier which has submitted the most advantageous tender in accordance with the assessment methodology and award criteria set out in the Tender Notice and described in this document. In carrying out this assessment. NWL will disregard any final tender from a supplier who does not satisfy the Conditions of Participation. Once the assessment has concluded, NWL will provide an assessment summary to all suppliers that submitted a Best and Final offer to: a. inform them whether they have been successful in being awarded the contract b. provide an explanation of the assessment of the supplier's tender against the relevant award criteria, in accordance with the requirements of the Act c. where different to the supplier concerned, provide information in respect of the most advantageous tender submitted, including details of the assessment of this tender against the relevant award criteria and the supplier's name Once the assessment summaries have been provided to the suppliers that submitted Best and Final offers, NWL will also publish a contract award notice on the Central Digital Platform to commence the mandatory standstill period. Subject to completion of the mandatory standstill period, Stage 4 will end with NWL entering into preferred supplier stage with the preferred supplier. Stage 5: Preferred supplier stage The highest scoring supplier will be invited to engage in further discussions with NWL as part of a preferred supplier stage. This stage will be used to finalise the draft contract terms and conditions, in accordance with the limitations set out in the Act. Stage 5 will end with NWL entering into the contract with the preferred supplier
CPV: Electricity · Electricity meters · Electricity supplies · Energy meters · Mains gas
Lots and requirements (3)Procurement structure
3 lots · all with a published value (£720,000,000 together) · same evaluation weights on every lotLot #1PowerAwardedRenewalPublished value£670,000,000
NWG seeks a supplier who can fulfil the following contract requirements and intends to put in place a framework agreement for the supply and administration of 1,829 electricity supply points including both import and export (1,314 NHH 515 HH - correct as of July 2025).
The contract has an estimated annual value of £53M/year (estimated gross of any payments to NWL for electricity export).
All electricity contracts must be provided by a single supplier. The successful suppliers must have appropriate supply licences for import and export and must be able to demonstrate their experience in providing similar services to other clients.
Lot #2GasAwardedRenewalPublished value£49,000,000
NWG seeks a supplier who can fulfil the following contract requirements and intends to put in place a framework agreement for the supply and administration of both import and export gas supply points (25 MPRNs - correct as of July 2025).
The requirement is for gas supply contracts for 25 supplies covering import and export of gas. The contract has an estimated annual value of £4M/year (estimated gross of any payments to NWL for gas export).
All gas contracts must be provided by a single supplier. The successful suppliers must have appropriate supply licences for import and export and must be able to demonstrate their experience in providing similar services to other clients.
Lot #3MOP & DC/DAAwardedRenewalPublished value£1,000,000
The source published no individual description for this lot.
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 award criteria (2)
- Price
- Quality
- Price carries 50 of 100 points: a 10% discount moves about 5 points. This one is won on the number: sharpen the price before polishing the prose.
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
- Goods
- 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 Oct 2025, 12:08 BST
- Last source update
- 10 Apr 2026, 08:17 BST
- Award evaluation window
- Submission end – 1 Mar 2026
- Authority reference
NW2980- FTS notice number
2025/S 000-068164- Latest notice
- Contract award notice (UK6)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-05d352Find a Tender
- How it runs
Stage 1: Invitation to participate
Stage 1 commenced with the issuing of a Tender Notice.
Stage 2: conditions of participation & Invitation to submit initial tenders
Stage 2 will commence with the notification, inviting those suppliers which have indicated their interest to participate to submit a conditions of participation questionnaire and initial tenders and the publication of this document.
This document includes a request for initial tenders which all suppliers are required to complete and must be submitted in accordance with the Procurement Timetable and instructions set out in this document and any additional information provided.
Following the deadline for submission of initial tenders, NWL will assess initial tenders in accordance with the assessment process and award criteria set out in the Tender Notice and described in this document. The assessment process will identify which suppliers are to be selected to participate in the negotiation/dialogue stage as set out in Stage 3.
Once the assessment of initial tenders has concluded, suppliers will be notified in writing whether they have successfully been invited to Stage 3. Any suppliers not invited to participate in Stage 3 will be provided with reasons in writing to explain why they have not been successful.
Stage 3: Invitation to participate in dialogue [and/or negotiate]
Stage 3 will commence with the notification inviting suppliers that have successfully passed Stage 2 to attend one or more dialogue and/or negotiation meetings.
The notification will also provide details of any new information made available to suppliers at this stage in this Procurement.
The notification will also describe how the dialogue and/or negotiations will be conducted, including the location and dates for the relevant meetings, as well as the attendee arrangements.
Stage 4: Invitation to submit a Best and Final Offer (BAFO)
Stage 4 will commence with the issuing of a letter inviting suppliers that have been successfully shortlisted at Stage 3 to submit their Best and Final Offers.
Best and Final offers must be submitted in accordance with the Procurement Timetable and instructions set out in this document and any additional information provided.
After the deadline for submission of best and final offers, NWL will reconsider, in respect of each supplier that submitted, whether the supplier or any related persons within its corporate group, associated suppliers relied on to meet the conditions of participation, or proposed sub-contractors, are excluded or excludable suppliers and will consider whether to disregard the best and final offer submitted in accordance with its obligations under the Act. If the supplier is an excluded or excludable supplier only by virtue of an associated supplier or proposed sub-contractor, NWL will notify the supplier of its intention to disregard its tender and provide the supplier with a reasonable opportunity to replace the associated supplier or sub-contractor. If as a consequence of this process NWL disregards a tender from an excluded or excludable supplier or is aware of an associated supplier or sub contractor having been replaced, it will give notice of this fact within 30 days of its decision to the Procurement Review Unit (PRU)
NWL will conduct an assessment of all Best and Final Offers in order to identify the supplier which has submitted the most advantageous tender in accordance with the assessment methodology and award criteria set out in the Tender Notice and described in this document. In carrying out this assessment. NWL will disregard any final tender from a supplier who does not satisfy the Conditions of Participation.
Once the assessment has concluded, NWL will provide an assessment summary to all suppliers that submitted a Best and Final offer to:
a. inform them whether they have been successful in being awarded the contract
b. provide an explanation of the assessment of the supplier's tender against the relevant award criteria, in accordance with the requirements of the Act
c. where different to the supplier concerned, provide information in respect of the most advantageous tender submitted, including details of the assessment of this tender against the relevant award criteria and the supplier's name
Once the assessment summaries have been provided to the suppliers that submitted Best and Final offers, NWL will also publish a contract award notice on the Central Digital Platform to commence the mandatory standstill period.
Subject to completion of the mandatory standstill period, Stage 4 will end with NWL entering into preferred supplier stage with the preferred supplier.
Stage 5: Preferred supplier stage
The highest scoring supplier will be invited to engage in further discussions with NWL as part of a preferred supplier stage. This stage will be used to finalise the draft contract terms and conditions, in accordance with the limitations set out in the Act.
Stage 5 will end with NWL entering into the contract with the preferred supplier
How it was run
Official notice- Submission deadline
- 24 Nov 2025, 12:00 GMT
- Clarification deadline
- 14 Nov 2025, 12:00 GMT
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
Applicants are asked to note that this procurement process will be conduced electronically with all documents and communication being managed through the Northumbrian Water e-Sourcing Spend Management portal called 'Ariba' (s1.ariba.com ↗).
Expressions of interest from this notice must be sent to the e-mail address [email protected] before the deadline date of the 18th November 2025 at 12:00hrs. Once expression of interest has been received that contains the details below, applicants will be given access to the Ariba portal within 48 hours from request. This portal will contain all the tender documents associated with this procurement that are available at the time. An email link will also be provided to the email address you provide to access the portal.
The deadline for return of the completed Tenders is the 24th November 2025 at 12noon.
When sending expression of interest, applicants must provide the following information: 1) Full company name 2) Main contact details of the person who will be given access to the Ariba portal - Name, job title, E mail address and telephone number.
Timeline
24 Oct 2025 → 10 Apr 2026 · 8 dates- Tender notice published361 days ago24 Oct 2025, 12:08 BST
- Clarification questions by340 days ago14 Nov 2025, 12:00 GMT
- Submission deadline330 days ago24 Nov 2025, 12:00 GMT
- Award decision expected by232 days ago1 Mar 2026, 23:59 GMT
- Standstill ends228 days ago5 Mar 2026, 23:59 GMT
- Contract starts202 days ago1 Apr 2026, 00:00 BST
- Assessment summaries sent193 days ago10 Apr 2026, 00:00 BST
- Latest notice published193 days ago10 Apr 2026, 08:17 BST
Notice history
8 events · 3 releases on Find a Tender · since 24 Oct 2025- Tender notice published24 Oct 2025, 12:08 BSTUK4
- Contract award notice published24 Feb 2026, 14:31 GMTUK6
- Status changed to complete24 Feb 2026, 14:31 GMT
- Procurement method changed24 Feb 2026, 14:31 GMT
- Contract signature expected30 Mar 2026, 23:59 BSTscheduled
- Contract signature expected31 Mar 2026, 23:59 BSTscheduled
- Contract award notice published10 Apr 2026, 08:17 BSTUK6
- Contract signature expected1 May 2026, 23:59 BSTscheduled
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Lot 1 · Power1 award | |||
| Engie Power LimitedLot 1 - Power - Import & Export (HH/NHH/UMS)1 Apr 2026 – 31 Mar 2032 · up to 31 Mar 2036Extensions: The period of any contract(s) resulting from this procurement will be 6 years from the contract start date. The length of the contract may be extended with the supplier for a further 4 years. | £780,000,000 | 6 Feb 2026standstill to 5 Mar 2026 | Standstill |
| Lot 2 · Gas1 award | |||
| Engie Power LimitedNW2980 Lot 2 Gas1 Apr 2026 – 31 Mar 2032 · up to 31 Mar 2036Extensions: The period of any contract(s) resulting from this procurement will be 6 years from the contract start date. The length of the contract may be extended with the supplier for a further 4 years. | £60,000,000 | 6 Feb 2026standstill to 5 Mar 2026 | Standstill |
| Lot 3 · MOP & DC/DA1 award | |||
| Energy Assets LtdSMELot 3 Meter Operator1 Jun 2026 – 31 May 2032 · up to 31 May 2036Extensions: Initial 6 year contract term with option to extend for a further 4 years | £1,800,000 inc. VAT | 2 Apr 2026 | Awarded |
Contracting authority & participating public bodies
Bidders & participating suppliers
2 commercial parties on the notice- ENERGY ASSETS LIMITEDAwarded supplier
- ENGIE POWER LIMITEDAwarded supplier
Official documents & specifications (4)
Official links; attachments are not copiedNotices published for this procedure
- Contract award notice Contract award notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender