NATO DIANA

Accelerator·London, UK·Non-dilutive grants (up to EUR 300K per company); linked to EUR 1B NATO Innovation Fund

NATO DIANA is the Alliance's deep tech accelerator, established in 2022 to connect startups and researchers with defence end-users across 32 Allied nations. It runs competitive challenge programmes, providing non-dilutive grant funding and access to a network of 16 accelerator sites and over 200 test centres. Its 2026 cohort of 150 companies is its largest to date, tackling challenges from contested communications to maritime operations. Selected innovators can also access the linked EUR 1 billion NATO Innovation Fund for follow-on venture investment.

Focus Areas

Artificial IntelligenceAutonomy & Unmanned SystemsQuantum TechnologiesBiotechnologyEnergy & PropulsionSpaceNovel Materials & ManufacturingCybersecurity

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1 company in our directory

Grayscale AI

Defence Tech·Seed

Grayscale AI is a London-based startup founded in 2020 by Dragos Stanciu, developing neuromorphic AI systems that mimic human neural networks for autonomous drones, robots, and vehicle navigation. Drawing on computational neuroscience research from the University of Edinburgh and ETH Zurich, the company's technology delivers up to 500x greater energy efficiency than traditional computing with edge processing under 100 milliseconds. Grayscale AI has validated its technology through partnerships with HORIBA MIRA, AVL, and Smart Mobility Living Lab London. The company participates in NATO's DIANA accelerator programme and has received grant funding from Innovate UK and the US Army xTech programme, alongside backing from Techstars.