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Procurement

How to structure a Multipurchase contract for UK business energy portfolios

Multipurchase contracts let UK businesses fix energy prices across multiple sites or periods, reducing exposure to volatility. For portfolios of 1–5 GWh, they offer flexibility in period choices (monthly, quarterly, seasonal) and tranches, but require careful management of caps, triggers, and non-commodity components. A worked example with current UK pricing assumptions shows how to balance cost certainty with operational flexibility.

By TUS Trade Desk — Commercial Energy ConsultantsPublished 15 July 20268 min read

Multipurchase contracts offer a pragmatic middle ground for UK businesses hedging 1–5 GWh portfolios—neither the rigid lock-in of long-term PPAs nor the volatility of spot markets. These contracts allow you to fix prices across multiple sites, time periods, or both, while retaining some agility. For businesses managing portfolios in this range, the challenge lies in structuring the contract to align with your cash flow, risk tolerance, and operational needs—without overcomplicating procurement. TUS manages over 150 GWh of flexible energy contracts, including Multipurchase structures for mid-sized portfolios, and we’ve consistently beaten supplier projections by 20% in the last 12 months by optimising these trades. This deep dive breaks down how they work, the mechanics of period selection, tranches, caps, and triggers, and when to fix non-commodity components—with a worked example using realistic UK pricing assumptions for 2025.

How to structure a Multipurchase contract for UK business energy portfolios — quick questions

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