Northumbrian Water are looking to appoint Specialist Advisory Services to support the development, procurement and mobilisation of major strategic infrastructure programmes, specifically related to the Direct Procurement for Customers (DPC) / Specified Infrastructure Project Regulations (SIPR) pathways, including the North Suffolk Reservoir Project. The framework will provide access to specialist financial/commercial and legal advisors who will support the delivery of strategic infrastructure programmes through the provision of advisory services covering procurement strategy, commercial structuring, financial modelling and assurance, legal strategy, procurement law support, contract drafting, regulatory compliance and mobilisation support.

Provision of financial and commercial advisory services to support the development, procurement, contract award, and mobilisation of major infrastructure programmes. Services include financial strategy and modelling, commercial and delivery model development, procurement strategy and documentation, payment mechanism design, market engagement, bidder evaluation and negotiations, contract close activities, and associated assurance support. The appointed adviser will provide strategic support throughout the programme lifecycle and will work closely with the programme team, technical advisors and legal advisors. The scope is agnostic to delivery model, including SIPR and DPC models. The intention is to appoint one supplier per lot, with the addition of one reserve supplier per lot to provide additional resilience, capacity and flexibility to support future programme requirements. Renewal: Framework duration: 5 + 3 + 2 + 2 In the case of framework agreements, provide justification for any duration exceeding 8 years: Applicable to all lots: It is the intention to award twelve (12) year framework agreements for the provision of these services. This duration is in recognition of the significant investment required from both the client and consultants to establish a long term framework that will provide NWL with a stable, compliant and scalable mechanism to access specialist advisory services throughout the development, procurement and mobilisation phases of major strategic infrastructure programmes. Options: The right to additional purchases while the contract is valid.

Provision of legal advisory services to support major infrastructure procurement programmes, including legal strategy, procurement law, contract drafting and negotiation, regulatory compliance, land and planning matters, contract close and mobilisation activities, and corporate finance legal support. The appointed dviser will provide strategic legal support throughout the programme lifecycle and will work closely with the programme team, technical advisors and financial/commercial advisors. The scope is agnostic to delivery model, including SIPR and DPC models. The intention is to appoint one supplier per lot, with the addition of one reserve supplier per lot to provide additional resilience, capacity and flexibility to support future programme requirements. Renewal: Framework duration: 5 + 3 + 2 + 2 In the case of framework agreements, provide justification for any duration exceeding 8 years: Applicable to all lots: It is the intention to award twelve (12) year framework agreements for the provision of these services. This duration is in recognition of the significant investment required from both the client and consultants to establish a long term framework that will provide NWL with a stable, compliant and scalable mechanism to access specialist advisory services throughout the development, procurement and mobilisation phases of major strategic infrastructure programmes. Options: The right to additional purchases while the contract is valid.

Estimated value: 100,000,000 GBP including VAT Lot 1 estimated value: 50,000,000 GBP including VAT Lot 2 estimated value: 50,000,000 GBP including VAT

Procurement Act 2023

Competitive flexible procedure

Utilities

The pricing and selection process will be as per tender documents.

Applicants are asked to note that this procurement process will be conducted electronically with all documents and communication being managed through the Northumbrian Water eSourcing Spend Management portal called 'Ariba' (https://s1.ariba.com). Expressions of interest from this notice must be sent to the e-mail address [email protected] before the deadline date of 10th November 2026 at Midday. 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. 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. 3) The Lot you are bidding for. (The deadline for return of the completed Conditions of Participation is 16th November 2026 at Midday)