92 active accelerators, incubators, grants and VCs across the UK. We check them weekly and flag the deadlines closing soon.
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Run by: Innovate UK / Dept for Transport
£4.3M shared — no equity
Funder: Innovate UK / Dept for Transport. Demonstrations of high-maturity rail innovation (RIRL 5+) for testing in operational UK rail environments.
Run by: Barclays / Sustainable Ventures·Backed by: Barclays
None (no cash) — no equity
Climate and sustainability startups with scalable technology. Focus on net-zero solutions: energy, transport, built environment, agriculture, or circular economy.
National Climate Tech Accelerator (Barclays Eagle Labs + Sustainable Ventures)
Run by: Innovate UK
£150K–£1.5M — no equity
Funder: Innovate UK. Industrial research projects in offshore wind; UK-registered businesses, collaborative projects need at least one SME.
Run by: Innovate UK
£50K–£250K — no equity
Funder: Innovate UK. Early-stage feasibility studies for offshore wind innovations; open to UK-registered businesses including SMEs and sole traders.
Run by: NATO DIANA·Backed by: NATO
€100K-€400K — no equity
Dual-use startups addressing NATO priority areas: energy resilience, secure communications, sensing, space, or emerging disruptive technologies. Must have defence/security application.
Challenge-call based; last call closed mid-2025; next challenge call expected summer 2026
Run by: Robert Gordon University (RGU)·Backed by: Robert Gordon University
£3K grant — no equity
Startups in energy, health, digital, or food & drink sectors with connections to the North East Scotland ecosystem. Pre-seed to seed stage.
Impact North 2026 cohort; 26 startups; 5-month programme (Dec 2025-Jun 2026); £3k equity-free seed
Run by: Tramshed Tech·Backed by: Barclays Eagle Labs
Free — no equity
Green technology and sustainability startups in Wales. Renewable energy, circular economy, sustainable agriculture, or environmental tech.
12-week accelerator for environmentally focused startups; applications currently closed