Meet our Leadership Team

Liam O'Keeffe

Chief Executive Officer

With 20 years experience delivering technology solutions for Silicon, Liam’s primary focus is to  drive innovation & growth, as well as constantly seeking and exploring partnership opportunities. He is an advocate for technology made simple  and has spoken at events on topics ranging from shadow IT to business continuity.

Liam is also an artist, father of 2, and avid skier, mountain biker and trail-runner when time allows.

Stacey Ross

Chief Client Officer

Stacey Ross has almost 2 decades of solution sales and client management experience with Silicon, and has an unparalleled understanding of the approach required to successfully enable clients with smart technology. She has particular expertise in cloud solution selling, Microsoft licensing, and enterprise infrastructure.

Stacey also enjoys exploring the great outdoors on foot, as well as being a netball and dance Mum.

Julian Bee

Chief Information Officer

Julian Bee drives strategy and innovation across  Silicon’s solution portfolio. He is a leading expert in Microsoft  technologies and uses these skills to develop effective cloud strategies and deployments for clients large and small.

Julian is an ultra-runner, craft beer enthusiast, and also runs a woodwork studio.

Donovan Kernahan

Service Delivery Manager

Donovan Kernahan has over 15 years’ experience in delivering technology solutions to businesses of all sizes – including some of New Zealand’s largest and highest profile organisations in the government, banking and energy sectors. He leads Silicon’s Service Delivery team and is focused on continuous improvement and delivering an exceptional client experience, through an out-come focused approach.

Donovan is also a craft beer aficionado and has proudly checked in nearly 2000 unique craft beers on Untapped. Just. Wow.


Nicky Sullivan

Corporate Services Manager

Nicky Sullivan brings over 15 years of business management and administration experience to the Silicon leadership team. Another long standing and crucial member of the Silicon team, her key strengths lie in analysis, streamlining and automation of key business processes, and administration efficiency.
Nicky is a keen cyclist, runner and snowboarder, travelling overseas whenever she can to chase the peleton or powder.

Liz Dempster

Financial Controller

As a tax and accounting specialist, Liz Dempster brings experience in sound financial practice and structures as well as a cool head to the leadership team. She provides financial governance, advice and direction for Silicon and associated entities.

In her own time,Liz enjoys weekends with her family, is a wine enthusiast, and loves to travel.

To speak with one of our team, call us today on 04 499 4999.