Shellhex

Shellhex is a boutique cybersecurity micro-studio based in Deeside, North Wales, serving businesses across Great Britain. The company specializes in three core service areas: security testing (penetration testing, adversary simulations, red-teaming, and vulnerability assessments), security leadership (fractional security leadership and strategic guidance for people and processes), and systems engineering (bespoke digital applications and infrastructure developed with security-first principles).

Founded by two operators, Arcana and Skylar, the company combines deep technical expertise with strategic thinking. Arcana brings over 15 years of experience in software startups, cybersecurity, and web engineering, while Skylar contributes over 10 years in mathematics, computing, and frontier technology across the software industry.

Registered as Shellhex Ltd with company number 16400588, the firm is headquartered at Unit A5, Flexspace, Deeside Industrial Estate, Deeside, Flintshire, CH5 2JZ.