Meet the team

Steven Calder

Chief Executive Officer

With 20 years in tech, and founder of Streamba, Steven has risen to the forefront of AI-driven logistics technology.

A proven deal maker with a track record of structuring and closing corporate deals.

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Siobhan Clarke

Non-Executive Chairperson

NED & Board level advisor working with Seed to Series B companies and funds operating within hardware, software and Climatetech.

Author of The Founder Handbook and experienced Executive Coach.

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Dr Iain Darroch

Chief Operations Officer

Iain is an astute and sagacious senior leader in supply chain technology, with a deep and broad understanding of heavy industry supply chain and logistics operations.

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Luke Johnson

Chief Financial Officer

An experienced entrepreneur with over 25 years in international energy. Luke began his career in major operators like Chevron & Wintershall before creating his own start-ups in technology & later green hydrogen.

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Brian Carey

Chief Commercial Officer

Having spent a decade within Shell, culminating in roles in engineering & business strategy, Brian left to found his own businesses. Now a seasoned business leader, Brian is professionalising Streamba’s commercial engagements.

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Greig Stewart

Chief Technology Officer

Specialising in massively scalable cloud native technology, Greig’s focus is on driving our tech-forward strategy and ensuring the resilience and security of the VOR platform.

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