Leadership
Team

Denis Conheady is Associate VP, Modern Networks & Cyber Security, bringing extensive experience across networking, cyber security and professional services. His career spans senior roles with Presidio, Arkphire and Hewlett-Packard, giving him a strong understanding of complex enterprise technology environments. Denis works with customers to build secure, resilient and scalable network environments that support cloud,...

Louise Keague is Head of Public Sector and Associate Vice President at Presidio, where she works with public sector organisations across Ireland to deliver digital transformation, cloud, security, networking, and managed services solutions. With over 25 years of industry experience, she is passionate about helping public sector organisations use technology to modernise services, strengthen resilience,...

Conal O’Donnell, Senior Vice President and Country Head, Ireland leads Presidio’s team in Ireland in helping our customers solve complex challenges and deliver meaningful business outcomes. Our Irish business combines trusted local expertise built up over 30 years with global scale and deep technical expertise from the wider Presidio Group. Conal has over twenty years...

Stephen Foley is an experienced Microsoft licensing leader specialising in CSP, software agreements and licensing optimisation. He helps organisations navigate increasingly complex cloud and technology environments, with a strong focus on value, compliance and effective technology investment.

Ryan O’Donnell, leads Presidio’s Ireland modern platform and digital experience capabilities, helping organisations modernise cloud and infrastructure environments while creating more connected, effective experiences for customers and employees.

Yvonne Meijerhof is Vice President of Marketing for Presidio UK & Ireland, leading marketing strategy, brand and growth initiatives across the region. She leverages market insight, customer intelligence, and industry trends to develop distinctive marketing strategies that drive business growth, strengthen customer engagement, and create lasting value. Prior to joining Presidio, Yvonne held leadership roles...

Lorne Chedzey is VP Presales, Ireland, with expertise spanning technology strategy, cyber security and AI. He works across emerging areas including AI security, identity, data protection and vulnerability management, with a focus on helping organisations understand and address evolving technology and security challenges.

Having been with the company for 30 years, Frazer has held a variety of roles supporting the growth and development of the business. Now part of the leadership team and a director of the company, Frazer has specific responsibilities for partnerships & programs, legal and compliance, acquisition integration, & significant deal oversight.

With over 20 years of IT industry experience, John has recently joined Ergo to head our expansion into the Northern Ireland market. John has recently worked for Codec (5 years) as their NI Commercial Lead and Head of Operations for Business Applications and previously worked for Microsoft for 6 years.

Shelah McMahon is Vice President of Sales Ireland at Presidio, leading the company’s sales organisation across Ireland. Prior to this role, she served as Director of Public Sector at Ergo, where she led the Public Sector Centre of Excellence and helped secure the company’s position on major government procurement frameworks across the Republic of Ireland....

John Clancy is VP Managed Services, bringing extensive experience across managed services, technology and enterprise customer environments. Prior to Presidio, John worked with DXC Technology, a global systems integrator and managed services provider, and spent nine years at Vodafone, where he led Public Sector for Vodafone Ireland. At Presidio, he helps organisations get greater value...

With over 25 years’ experience in the IT sector, Steve has implemented IT solutions for companies of all sizes, now concentrating on corporate and enterprise clients. Initially, Steve engages with clients to understand their business structure, goals, and strategies, then translates these into enterprise IT solutions for both the private and public sectors. Given the...

Sorin Bob is VP Digital, leading Presidio’s digital practice and helping organisations turn digital ambition into practical business outcomes. With a background spanning software engineering, technology leadership and business management, Sorin brings extensive experience in building and leading digital teams and delivering technology solutions for both enterprise and high-growth organisations.

Aonghus O’Neill is Vice President of Customer Success and Growth at Presidio, responsible for driving customer value, long-term partnerships, and business growth across Ireland. Prior to this role, he served as Chief Revenue Officer at Ergo following the acquisition of Asystec in 2022, where he played a key role in accelerating growth and strengthening strategic...