Management Team

Meet our Management Team

Our Leadership & Management Team has a wealth of global experience, with an outstanding track record of driving innovation, commercial growth and profitability.

Garry Harrison

Chief Executive

Garry joined OARO from BAE, one of the world’s largest defence businesses; where he was Managing Director leading BAE’s global Financial Services division. Prior to BAE, Harrison was General Manager for Banking and Capital Markets at DXC Technology. He brings to OARO his extensive experience and proven track record in scaling and accelerating growth within the technology sector, historically working with major global banks within senior management at IBM, Wipro, and Atos Origin (formerly KPMG).

Ariano Hernandez

Chief Technology

Ariano is a telecommunications engineer and the lead innovator behind OARO’s technology. Prior to OARO, he worked as a blockchain consultant and co-founder of DTI Consulting. Ariano has extensive experience working with Javascript, PHP, Java, Swift, Solidity, and frameworks such as Symphony, CodeIgniter, and React. His education includes an MBA from the European University of Madrid, a Masters in Mobile Application Development for iOS and Android. He also holds a degree in Telecommunications Engineering.

Garry Stewart

Chief Financial

Garry has over 35 years of accounting and finance experience with a focus on financial reporting, operational efficiencies, and cash optimization, having expertise in public and private industries. He most recently served as the CFO for Aleafia Health Inc. and Vice President Finance for a privately held group of companies, TAR Investments Limited. Garry graduated with a Bachelor of Business Administration degree from Acadia University and obtained his CPA, CMA designation in 1990. He was awarded the FCPA, FCMA designation in 2009, and is an active member of CPA Nova Scotia and CPA Canada.

Glenn O'Brien

Chief Revenue

Glenn is a seasoned, strategic Chief Revenue Officer and global Executive with over 20 years’ experience in the public & private sector. He has worked across numerous sectors including; Comms, Telco, Manufacturing & FS. Formally, Glenn was Regional Head for New Business within Cognizant . His passionate and client-centric leadership style is hands-on, approachable, and visible – an inclusive role model able to work comfortably amongst developers as well as the boardroom. He has also spoken at global conferences and roundtables regarding the execution of complex transformations within the regulated environment.

Lea James - Global Head of Operations - Team - OARO

Lea James

Chief Operations

After qualifying as a Chartered Accountant with Ernst & Young, Lea went on to amass over 25 years experience in senior finance & operational roles with global suppliers such as EDS/HP/HPE/DXC. His experience also includes appointments with large UK Government departments including The Inland Revenue, Department for Work & Pensions and the UK Ministry of Defence. Lea has also led commercial contracts with Rolls Royce, RBS, Abbey and Barclays. .

Luc Raphael

Head of ticketing

Luke is a goal-orientated and entrepreneurial Sales and Business Development Commercial Director with over 25 years industry recognised expertise in fast-paced, dynamic, and results-driven service industries, specifically within physical and digital events. Proven brand-building experience from start-up to global multinational. Consistently driving growth, customer service, and operational improvement for long-term bottom-line results. He has developed and managed events across Europe, North America & Asia. Luke was the first BDD to launch events in Asia, with great success and partnerships that still exist today.

Alejandro Tornero

Digital Assets
Solution Lead

Alejandro joined OARO after 24 years leading the conceptualization and execution of high-impact digital projects and technical/creative innovation for various multinationals including Facebook and Twitter. Alejandro has global experience in countless collaborations in consulting, product design and digital project management for major worldwide brands that includes: Samsung, Vocento Group, BBVA, Disney and Microsoft.

Alejandro has also been a regular partner of agencies such as Oglilvy & Mather, JWT and Hogarths for the definition and execution of innovative digital-based campaigns, which in 2014 and 2015 came first place at the El Sol Festival of Advertising Communication.

Kamel Houmayed

VP, Sales & Business Development

Kamel is a Sales & Business development leader with more than 20+ years of experience across different verticals of Aviation, Defence & Banking in North America, Middle East, Africa and the Indian subcontinent. Over the last 13 years, he has helped the Aviation industry in almost every aspect of its growth; offering solutions for sales distribution strategy, airline & airports operations, passenger experience, aircraft maintenance and recovery overhaul – amongst other domains. Formerly, Kamel was the Regional Director of new business with Sabre, one of the largest Travel Tech companies. As VP of Sales & Business Development for OARO, Kamel leads the Aviation vertical.

Hardy Sohal - CMO- Team - OARO

Hardy Sohal

Chief Marketing Officer

Hardy brings to OARO over 22+ years of commercial marketing expertise, having successfully scaled and led high performance teams and agency relationships across a number of blue-chips and growth start-ups. This includes previous senior roles at Experian, Volkswagen Group and CitiGroup.


During his career he has worked across multiple sectors such as FS, Retail, Tech and Hospitality. His extensive experience includes: Global Multi-Channel Strategy, D2C + B2B Digital Growth, Acquisition & Demand Generation, SaaS, Subscriptions, CRM, CRO, PR & Brand. 


Hardy has also undertaken non-exec advisory roles, including for a US based FS platform powering de-fi, crypto, banks and intermediaries.