Water Discovery Challenge 2
Funds early-stage water-sector innovations with staged seed funding for finalists and winners.
Ofwat's Water Innovation Fund runs this challenge, delivered on its behalf by Challenge Works (formerly Nesta Challenges) with support from Isle Utilities and Arup. Out of 314 entries submitted by the April 2026 deadline, 20 were selected as finalists after assessment, each receiving up to £100,000 in seed funding plus non-financial support and direct water-sector mentorship from July 2026. From t…
Looking for bold, early-stage solutions to the most urgent challenges facing the water sector in England and Wales. Open to fresh thinking brought in from other fields such as energy, construction, agriculture, aerospace and Tech/AI, not just water specialists.
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Guides for this application
All guides →Grant Pitch Deck Example: Slides, Storyline, and Video Script
See a grant pitch deck example with slide outline, EIC-style pitch logic, demo-video script, and grant-vs-investor deck differences.
Write proposalGrant Proposal Template: Structure, Sections, and Writing Prompts
Use this grant proposal template to structure your summary, work plan, budget, team, impact, attachments, and reviewer evidence before adapting it to funder rules.
Write proposalGrant Writing Tips: Mistakes That Kill Deeptech Applications
Grant writing tips for deeptech founders, focused on mistakes reviewers penalize: weak fit, vague innovation, poor evidence, bad budgets, and rushed submissions.
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