John O'Brien
Chief Executive Officer
John O'Brien is S3's Chief Executive Officer and a member of the company's Board of Directors. John oversees all strategic and operational aspects of the business, managing four design centers and six sales offices globally and is based in S3's headquarters in Dublin, Ireland. More...
Cathal Byrne
Chief Financial Officer
Cathal Byrne is S3's Chief Financial Officer (CFO), Company Secretary and a member of the Board of Directors. Prior to his appointment as CFO in 1999, Byrne served as Group Financial Controller, where he controlled S3's financial and fiscal functions setting the accounting policies and directing the company's team of financial managers. More...
James O'Riordan
Chief Technology Officer
James O'Riordan is S3's Chief Technology Officer. James's role involves driving the strategic technical direction of S3, the Mergers and Acquisitions, Intellectual Property and Asia strategy, managing critical engagements with key technology suppliers and developing long-term relationships with Government bodies and Universities globally. More...
Dermot Barry
VP Consumer Silicon
Dermot Barry is S3's Vice President of the Consumer Silicon Business Unit. Dermot's role involves setting the strategic direction for S3's System-on-Chip (SoC) design services business and the Mixed Signal IP product portfolio. More...
Philip Brennan
VP Consumer Systems
Philip Brennan is S3's Vice President for Consumer Systems, encompassing S3's multiple activities in the Consumer Home, Consumer Mobile and Consumer Healthcare market sectors. Philip's role involves developing strategic relationships across the whole consumer value chain and ensuring the successful delivery of solutions to clients including Samsung, Scientific Atlanta, Philips, BSkyB and Motorola amongst others. More...
Jim O'Donoghue
Head of embeddedMIND Division
Jim O'Donoghue is the Head of S3's embeddedMIND™ Division. Jim's role involves setting the strategic direction, managing key client relationships and ensuring the successful delivery of networking infrastructure solutions to a global client base. More...
James Blair
Director of Operations, Consumer Silicon Services
James Blair is S3’s Director of Operations in the Consumer Silicon Services Business Unit. James has responsibility for the direction and management of all S3 silicon service engineers, who provide leading edge advanced silicon development design services. His responsibility spans design centers in Dublin, Cork and Prague. James manages key relationships with customers and suppliers of the BU. More...
Paul Kavanagh
General Manager, S3 North America
Paul Kavanagh is S3’s General Manager, North America. Paul’s responsibilities include managing S3’s engineering, business development and sales activities in the North American market. Paul is also responsible for driving the growth of S3’s San Jose office to help service the company’s growing US client base. More...
John Maguire
General Manager, Consumer Mobile
John Maguire is S3's General Manager for Consumer Mobile. John focuses on delivering industry leading client software stacks to enable mobile broadcast digital TV on handheld devices. S3's onHandTV™ product is the established leader in the provision of middleware and systems expertise enabling the delivery of digital TV to cell phones and other mobile devices. More...
Derek Dwyer
General Manager, Consumer Home
Derek Dwyer is S3's General Manager for the Consumer Home Business Line. In the Digital Consumer industry, Derek focuses on providing expertise across the full breadth of the value chain, from broadcasters to middleware vendors, conditional access providers and Set-Top Box equipment manufacturers. More...
John Mulcahy
General Manager, Consumer Healthcare & Lifestyle
John Mulcahy is S3's General Manager for Consumer Healthcare and Lifestyle. John focuses on delivering Whole Consumer Product Development, Clinical Applications for Healthcare Unbound Systems and Consumer Health Gateways, adding healthcare and lifestyle functionality to consumer devices. More...
Mike Murray
General Manager, Mixed Signal IP
S3's General Manager of Mixed Signal IP, Mike, oversees all strategic and operational aspects of the company’s Mixed Signal IP business globally. Mike brings over 20 years international engineering and commercial experience largely from global organisations in the technology sector, and has previously been located in The Netherlands and Australia. More...
Fiona D'Arcy
Head of Corporate Communications
Fiona D'Arcy is S3's Head of Corporate Communications. Fiona focuses on the strategic development and execution of all internal and external communications programs for S3. Fiona has over 14 years experience in corporate marketing, Public Relations, product marketing and communications. More...
Johnnie Benner
Human Resources Director
Johnnie Benner is S3's Human Resources Director. Reporting directly to the CEO, Johnnie drives the global HR strategy for the business, leads the recruitment and selection process and manages compensation, benefits, training and development programmes as well as employee relations. More...