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HexSeed Technology Ltd raises over £600,000 in an early-stage funding round led by Carbon13 to develop low-carbon diamond coatings for GaN devices.

PRIVATEAug 19, 2026•about 6 hours ago

Amount Raised

£600,000

Round Type

Seed

ManufacturingBiotechnology

Investors

Vento VenturesNet Zero Technology CentreCarbon13

Description

HexSeed Technology Ltd of Banchory, Scotland has raised over £600,000 in a funding round led by Carbon13, with participation from Net Zero Technology Centre and Vento Ventures. The funding will advance a low-temperature diamond coating technology for commercial GaN power devices. This investment supports a Partnership Grant from Innovate UK awarded on a provisional basis earlier this year. CEO Mark Tandy emphasizes the importance of this funding for improving energy efficiency in data centers.

Company Information

Company

HexSeed Technology Ltd

About

HexSeed Technology Ltd is an innovative company based in Banchory, near Aberdeen, Scotland, focused on developing low-carbon, low-temperature microwave plasma processes for growing diamond coatings on finished gallium nitride (GaN) devices. Founded in late 2025, the company aims to improve the efficiency and longevity of these devices, crucial for the energy-intensive data center market. Their research collaboration includes experts from the University of Bristol. The recent funding will help advance their technology from laboratory to commercial applications.

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