About Us

ISS Audio Visual is as a leading audio visual and video conferencing integrator in the Irish market. We have over 29 years experience partnering with local and international organisations to fulfil their AV requirements.

Strong customer service is at the heart of everything we do. Our long standing relationships with customers through decades of changes in technology, such as the adoption of video conferencing, are testament to this. We focus on providing first-class services throughout the usage lifetime, and have achieved a leading position in the professional audio visual industry in Ireland.

Effectively understanding and responding to our customer needs, whilst utilising technological advancements, enables us to provide goods and services that add value and competitive edge to business. As we learn about our customer’s needs, we tailor solutions to support and enhance operations, from imaging workflow to conference facilities.

Consistency in our staff team contributes to the high quality of service we provide and the strong customer relationships we have built. Many members have worked in Image Supply Systems for over 10 years and together we have developed a cohesive skills and service base.

We are proud to serve a broad range of prominent organisations in the corporate, educational, public and health sectors, and count many local, national and global companies amongst our valued clients.

Niall O’Callaghan
Managing Director

Our Team

Niall O'Callaghan ISSAV

Niall O’Callaghan
Managing Director

Niall O’Callaghan established Image Supply Systems in 1991 with Michael Maher.
With a degree in Commerce at UCD, he worked in PWC accountancy services before entering the photographic industry. Niall has overseen the growth of Image Supply Systems for over 25 years, managing the company through significant changes in the photographic industry, most notably the move from traditional film to digital technology. He has led the expansion of the company to incorporate the audio visual division ISS Audio Visual.

Brendan Nourse ISSAV

Brendan Nourse
Sales Director – ISS Audio Visual

Brendan Nourse co-founded Image Supply Systems Audio Visual and directs audio visual sales and installation operations, ensuring a consistently high standard of service is delivered. He has managed several high profile AV and video conferencing installation projects for local, national and international companies, delivering world-class presentation and communications facilities.

Brendan is certified in all leading AV and video conferencing brands including Poly, Cisco, Crestron and Extron.

Jonathan O'Donovan ISSAV

Jonathan O’Donovan
AV Systems Designer

Jonathan O’Donovan joined ISS Audio Visual in 2000 and has over 20 years’ experience in professional audio visual and conferencing systems design, installation and commissioning. Jonathan specialises in systems design and onsite project management, liaising with architect, engineering and IT teams throughout the integration of audio visual and video conferencing technology. Jonathan’s technical qualifications include Poly Video Conferencing Service Certification, Cisco TelePresence Video Engineer Certification, AMX, Crestron and Extron Programming, and Onelan support.

Karl Halpin ISSAV

Karl Halpin
Operations Manager

Karl Halpin joined ISS Audio Visual in 2005 and is responsible for management of operations including process design and improvement. He is also responsible for project works planning, installation works supervision and quality monitoring. Karl’s technical qualifications include Poly Video Conferencing Service Certification, Cisco TelePresence Video Engineer Certification, Crestron and Extron Programming.

Frank O'Reilly ISSAV

Frank O’Reilly
Technical Sales Manager

Technical Sales Manager Frank O’Reilly joined Image Supply Systems in 2010 and is responsible for technical sales and design, and research and assessment of new AV technologies. Frank has an in-depth knowledge of a broad range of AV systems and brands, focussing on products that offer our clients exceptional functionality and quality.

Caroline Reilly ISS

Caroline Reilly
Sales & Marketing Co-ordinator

Caroline Reilly joined Image Supply Systems in 2006 and co-ordinates sales, marketing and new business development.
Specialising in tender production, she has extensive experience in procurement processes and project implementation.

Caroline holds a BSc in Multimedia (DCU), a Post Graduate Diploma in Public Relations (PRII) and a Post Graduate Diploma in Event Management (EIC).

Audio Visual Engineers
Integration & Support

Our Audio Visual Engineers are fully trained and qualified to integrate and support AV and conferencing systems from the leading industry brands.