Brian Connolly
Brian drives the overall strategic and operational functions of OASIS. As CEO, he ensures OASIS remains at the forefront of the industry by leading the rapid expansion of the company and determinedly delivering a return on investment for our clients and shareholders. As a pivotal member and through his leadership, he plays a key role in the present and future success of the company.



Sarah Sweeney
A chartered accountant with more than 13 years’ experience in international organisations that achieved exponential growth, including financial leadership, investor relations and corporate finance. While leading the finance team, Sarah’s key responsibilities include managing international investor relationships, financial modelling and group wide financial and corporate strategies.  



Nick Knight
Executive Vice President, Sales & Commercial Development
Focused on the sales and commercial strategy of OASIS, Nick is an expert of the RIM industry having worked across various departments including operations, business development and sales. Putting his expertise to use, he tirelessly works with his team to meet and exceed our current and prospective client’s expectations. 



Darren Walsh
Executive Vice President, Operations & Client Relations
Darren has led high-performance teams and worked with customers and partners for over 20 years. Applying his extensive knowledge, he has mastered the critical and vital elements of operations and tirelessly ensures that each aspect contributes to increasing overall efficiency and managing our client’s needs effectively. 



Claire Gallagher
Director of Integrations & Compliance
As the most tenured team member of the original OASIS, her career in the RIM industry began in 1999. A hands-on team member and active participant of OASIS’s journey, Claire has managed almost every department over the years. Utilising that knowledge, she seamlessly leads the company through acquisition integrations and manages all regulatory compliance issues for OASIS.



Fiona Holdsworth
Director of Acquisitions
Responsible for pursuing, approaching and acquiring the next team to join the OASIS family, Fiona quickly revealed her secret talent of successfully seeking out and obtaining new opportunities for OASIS. Truly excelling in what she is doing, she ensures the acquisition and integrations teams are constantly on their toes and kept up-to-date with what is coming down the line. 



Barbara Ellis
Group Communications & Marketing Manager
With a passion for marketing, Barbara’s infectious positivity shines through in her role as she promotes OASIS, the team, our clients and corporate partners. Working hard to ensure that the great work and activities of OASIS are acknowledged, her ​smart and creative approach ensures her finger is always on the pulse of our industry. 


Jane Gallagher
Group HR Manager
Focused on team members, culture and the ever growing OASIS community, Jane drives and delivers on people oriented strategies to support the company’s organisational capabilities and growth. With a friendly and welcoming manner, she ensures every element of HR reflects upon the culture and values of OASIS now, and in the future.



Richie Patton
Group Financial Controller
Analyzing important financial data and reports to assist with key business decisions, Richie leads our ever increasing accounting and finance team across the entire group. Supporting the strategic foresight of the business, he provides knowledgeable and accurate information to the senior management team. 


Dennis Barnedt
Executive Chairman 
Having successfully founded and led one of the world’s largest record and information management companies, Access Information Management located in the USA, Dennis set his sights on Europe in 2009 and acquired OASIS Group. Headquartering the company in Dublin, Ireland the expansion onto the continent was not far behind. Now with over 29 locations across six countries, he has effectively transformed OASIS into one of the fastest growing and most dynamic companies in the industry.



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