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Ampaire Secures £14m Series B for Hybrid-Electric Aviation

August 18, 2026

2 min read

Key Takeaways

Ampaire secures £14m Series B funding.
Funding to accelerate commercialisation of hybrid-electric aircraft propulsion.
Investment from IAG, Alaska Airlines, and DiamondStream Partners.
Ampaire develops retrofit technologies for existing commercial aircraft.

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Strategic Implications

This investment may indicate growing interest in sustainable aviation solutions, which could benefit Ampaire's commercialisation efforts. The backing from major airlines suggests a potential shift towards hybrid-electric propulsion in the industry, which may lead to reduced emissions and operating costs.

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What Happened

Funding Boost For Sustainable Aircraft Propulsion Systems

Ampaire, a hybrid-electric aviation startup, has secured £14m in Series B funding to accelerate the commercialisation of its sustainable aircraft propulsion systems. The company develops retrofit technologies designed to integrate with existing commercial aircraft, combining electric propulsion systems with conventional engines to lower fuel burn and reduce emissions. The funding round saw investment from International Airlines Group, Alaska Airlines, and DiamondStream Partners, among others. This development was reported by Unknown Source.

Source | Originally Published: August 18, 2026

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