Award Winning Consultancy Services
Award Winning Consultancy Services
We provide full commercial due diligence coverage across banked forecasts, market insight, and detailed risk review – ensuring a successful transaction
Financial Times UK’s Leading Management Consultants 2019-2026
Trusted by:
Forecasts and Advice Widely Trusted Across the Industry
Detailed market expertise with direct access to experts
- Deep understanding of the GB energy market, including the commercial, regulatory, governance, and technical drivers that impact upon the market and its evolution.
- Direct access to Cornwall Insight’s experts to build creditability and secure buy-in from internal and external stakeholders
Trusted and banked energy forecasts
- Proven track record of commercial due diligence delivery, having been active in providing advisory work in the sector since 2015.
- Banked wholesale power curve, battery revenue forecasts, and retail energy cost forecasts, with clients across investors, generators, and central industry.
Full energy sector coverage and holistic understanding
- Holistic understanding of the GB energy market chain, including generation, flexibility, retail, networks, and end users.
- Able to provide cross-value chain analysis and advice reflecting the full market picture
Our Capabilities
Bespoke advisory services to companies across the industry, including generation asset developers and investors, flexibility providers, energy retailers, network companies, and government departments
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Battery Energy Storage Systems (BESS) and Flexible Asset Gross Margin Forecasting
Developing an investable storage business case requires optimisation and balancing of opportunities across multiple revenue streams and risk profiles.
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Commercial Due Diligence and Transactions
Our full commercial due diligence coverage across banked forecasts, market insight, and detailed risk review ensures a successful conclusion to your transaction.
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Contracts for Difference (CfD) Bidding Strategy and Wider Scheme Support
Our hands-on approach supports customers through the complexity of the CfD auction process across commercial forecasts, regulatory compliance, and market understanding
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Electricity Transmission and Network Cost Forecasting
Our electricity transmission network use of system (TNUoS) forecasting capabilities give generators a view of expected charges and credits and the impacts of regulatory reform
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Enabling Power Purchase Agreement (PPA) and Offtake Negotiations
PPAs are the key route to market for renewable and flexible generators but are equally important for energy users in support of their energy and environmental strategies
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Energy Users Support
We support Large Energy Users in understanding their electricity bill, developing onsite generation, and engaging with market-based generation requirements
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Investment Advisory
Investment advisory expertise in developing investable business cases, gross margin forecasts, full commercial due diligence services.
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Price Cap Predictor
Our industry-leading Default Tariff Cap forecasts remain consistently in line with the outturn levels – providing a high degree of accuracy and confidence to our clients. They are used by industry and mainstream media, as well as the government in support of policy measures.
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Securing a Capacity Market (CM) Agreement
Our Capacity Market services support generators at every step of the participation process.
Get in Touch to Discuss Your Needs
Bespoke advisory services to companies across the industry, including generation asset developers and investors, flexibility providers, energy retailers, network companies, and government departments.
Meet the Cornwall Insight experts
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Alex Asher
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Craig Lowrey
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Tom Andrews
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Adam Boorman
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Lisa Foley
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Pranav Kakkar
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Salman Khan
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Sarah Walker
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Steven Britton
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James Cunningham
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Tom Edwards
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Isabel Dean
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Rowan Hazell
Case Studies and Recent Projects
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Cornwall Insight advises Drax on Flexitricity purchase as company continues to expand its flexibility capability
Cornwall Insight has advised Drax on its proposed acquisition of Flexitricity from Quinbrook, marking a significant step in the company’s continued expansion into Great Britain’s…
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Cornwall Insight advises ERG’s strategic expansion into Northern England’s wind sector
Cornwall Insight supported ERG, one of Europe’s leading independent renewable energy producers, in the assessment and acquisition of a portfolio of onshore wind assets.
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Cornwall Insight Advises Federated Hermes Limited on Low Carbon Energy Developer Purchase
Cornwall Insight is proud to have acted as a key advisor to global investment manager Federated Hermes Limited in their successful acquisition of a majority…
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Cornwall Insight acts as advisor to help I Squared secure $200mn grid infrastructure investment
Cornwall Insight acted as one of the advisors in the $200mn investment by leading independent global investment manager I Squared Capital, in Aurora Utilities Limited.
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Cornwall Insight key advisor in landmark Toucan Energy portfolio sale
Cornwall Insight acted as a key advisor in the successful sale of Toucan Energy’s solar PV portfolio. The historic transaction marks the largest operational solar…
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Cornwall Insight help Zenobē secure £147 million battery storage investment
Cornwall Insight acted as an advisor for Zenobē in securing a £147 million project finance debt for its Kilmarnock South battery storage project
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Cornwall Insight key commercial adviser on sale of Red John Pumped Storage Hydro scheme
Cornwall Insight played a crucial role in advising Intelligent Land Investment (ILI) on the successful sale of the in-development Red John Pumped Hydro Storage Asset…
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Cornwall Insight advises LDC on investment in UniHomes
Cornwall Insight has advised leading private equity investor LDC on its minority investment in market leading student accommodation advertising platform, UniHomes, as the business continues…
Get in Touch to Discuss Your Needs
Bespoke advisory services to companies across the industry, including generation asset developers and investors, flexibility providers, energy retailers, network companies, and government departments.



















