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| Source: | Find a Tender Service (FTS) |
| Notice Type: | Tender notice |
| Buyer: | NATIONAL ENERGY SYSTEM OPERATOR LIMITED |
| Main Category: | Services |
| Procurement Method: | Competitive flexible procedure |
| Tender Status: | Open |
| Call-off method: | Both: direct call-off and mini-competition |
Technical Consultancy Framework shall be a multi-lot framework. Works shall be awarded in line Framework Call-Off Procedure. The framework shall consist of 5 lots covering numerous disciplines: - Engineering & Technical Analysis, - Modelling, Simulation & Analytics, - Strategic Technical Consultancy, - Technical Assurance, Safety & Quality, - Market Modelling Design & Economics. Once established works under the framework shall be awarded via a combination of competitive allocation and direct allocation.
Provision advice and consulting services across various energy types in relation to engineering and technical analysis advice relevant to NESO specific requirements. Types of services required in this lot includes but is not limited to: • Asset assessment, Asset lifecycle modelling, CAPEX optimisation / investment planning & Criticality frameworks and maintenance strategy • Root-cause analysis • Risk analysis • Unit cost analysis and data • Engineering technical support & Network resilience • Problem resolution • Power system engineering analysis • Gas network hydraulic analysis • Energy Transition (Multi Energy & Net Zero)
Contract period: — → 3 January 2031
Provision advice and consulting services in relation to the strategy formation of Modelling, Simulation & Analytics including, discovery, envisage and design stages of advice relevant to NESO specific requirements. Consultancy and advice in this area may include, but not limited to, consultancy relating to the following topics: • Power system modelling • Scenario analysis • Network & demand forecasting & planning support • Digital simulations • Nodal Plexos (or equivalent) modelling • Integrated energy system planning • Flexibility & Future System Modelling • Climate and Resilience analysis and modelling • Energy transition analysis and modelling • Decarbonisation modelling Please note; Lot 2 does not include the procurement of data models or the provision of software and services packages. Projects which require end to end solutions from strategy, discovery design & implementation will be procured via alternative routes to market.
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Pipeline status
Not addedImports the contract into your BidWriter pipeline · Qualify before you commit to bid
Application Deadline
26 August 2026
Closed
Estimated Value
£60,500,000
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Book a free consultation →| Estimated Value (ex. VAT): |
| £60,500,000 |
| Estimated Value (inc. VAT): | £72,600,000 |
| Release Date: | 30 July 2026 |
| Application Deadline: | 26 August 2026 |
| Contract Start Date: | 4 January 2027 (Estimated) |
| Contract End Date: | 3 January 2031 (Estimated) |
| Contract Duration: | 4.1 years |
| Procurement ID (OCID): | ocds-h6vhtk-052235 |
| Notice Reference: | 071979-2026 |
All 4 notices for this procurement, oldest first.
Technical Management Consultancy Services
Technical Management Consultancy Services
Technical Consultancy Services
Technical Consultancy Framework
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Contract period: — → 3 January 2031
Provision advice and consulting services in relation to Strategic Technical Consultancy advice relevant to NESO specific requirements. Types of services required in this lot includes but is not limited to: • Whole-system strategy • Market analysis • Technical advisory • Infrastructure and Operational optimisation • Net Zero & Energy Transition Strategy • Resilience strategy (National energy resilience planning & Security of supply strategy)
Contract period: — → 3 January 2031
Provision advice and consulting services in relation to Environmental, Safety & Compliance advice relevant to NESO specific requirements. Types of services required in this lot includes but is not limited to: • Safety engineering • Quality management • Risk assessments and risk assessment methodologies • Technical policy review & drafting • Stakeholder & Policy Interface and alignment • Advisory Climate & Sustainability • Socio-economic Impact & Consumers analysis
Contract period: — → 3 January 2031
Provision advice and consulting services in relation to Market Design & Economics & Regulation advice relevant to NESO specific requirements. Types of services required in this lot includes but is not limited to: • Investment Mechanisms • Market design including wholesale Balancing and ancillary markets • Economics regulatory design • Cost of Capital Analysis • Microeconomics & Econometrics • Auction design • Cost-benefit analysis • Reliability mechanisms
Contract period: — → 3 January 2031
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