Our Team

Kieren Hall

Chief Executive Officer

Graham Hall

Chief Strategic Officer

Ryan Johnston

Chief Commercial Officer

Andy Bird

Chief Operating Officer

Callum O’Hanlon

Business Development Manager

Andrew Cuthbert

Innovation Director

Jekaterina Sapovalova

Operations and Office Manager

Bradley Clarke

Production Operator & Logistics

Martyn Brown

Research & Development Lead

Stuart Hopely

Electrical Engineering Lead

Heather Hall

Company Secretary

Alex Stonehouse

Materials Scientist

Henry Wong

QC Scientist

Anca Savalache

Business Relationship Manager


Kieren Hall

Chief Executive Officer


Abdul joined Acumen East Africa in 2019 where he works on supporting education innovations, overseeing the complete lifecycle of investments. Most recently, Abdul was an Investment Manager with Grand Challenges Canada, one of the largest impact-first investors in Canada, where Abdul focused on mHealth and humanitarian innovations tackling global health challenges. Also, Abdul has supported UNICEF’s Office of Innovation as a business model mentor, in addition to working with Social Venture Partners-Toronto (a global network of engaged philanthropy that supports local non-profits). Abdul is a recovering engineer who spent several years designing and deploying robots to inspect nuclear power plants. He holds an MBA from the Rotman School of Management (University of Toronto). Abdul loves photography, learning new random facts, and being the best uncle to his niece.

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Tab Spec

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(FM1, FM2)
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