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© 2026 Flex Assure Ltd.
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Energy flexibility is critical to achieving the UK's 2050 net-zero goal. According to National Grid ESO forecasts, industrial and commercial energy users alone could provide 13GW of demand-side flexibility, up from around 1GW in 2020.
Becoming a Flex Assure member positions your business for a growing market - and signals to customers that you operate to the highest standards.
Flexibility markets are expanding as net-zero commitments intensify. The value of flexibility, and the size of the markets that serve it, is projected to grow steadily.
Demonstrates commitment to industry-leading standards. With a growing marketplace and new entrants, customers can quickly identify which companies meet those standards.
Members provide high-quality, transparent service, with robust data protection and a clear, responsive complaints procedure.
The Flex Assure mark signals to customers that you meet sector-wide standards, with regular independent audits to back it up.
See the full application process, what documents you need, and download the form.