Senior Management Team

Expression Australia is led by a dedicated Senior Management Team which ensures that Expression Australia remains relevant, progressive and effective in its vision for accessibility, inclusivity and equality.

Christine Mathieson
Chief Executive Officer


Andrew Lyall
Chief Operations Officer

  • Strategic Planning and 
  • Service Design 
  • NDIS Implementation 
  • Service Planning and Integration

Brent Phillips
Director, Language, Partnerships and Innovation

  • Partnerships Development
  • Community Engagement 

Glenn Kruithoff
Director Corporate Services

  • Finance and Investments 
  • Risk Management 
  • Operational Administration

Matthew Grounds
General Manager, Audiology

  • Audiology and Rehabilitation 
  • Assistive Listening Devices

Kim Kavanagh
General Manager, Linkages and Supports

  • Individual Supports
  • Support Coordination
  • Accommodation Services

Tamara Pearce
General Manager, Access, Service Design and Language Services

  • Access and Service Design 
  • language Services
  • Tasmanian Services

Leanne Van Opijnen
General Manager, Employment and Learning

  • Employment Support Services 
  • Learning and Training

Gillian Victor
General Manager, Marketing and Engagement

  • Marketing, Communications and Brand Management 
  • Engagement and Storytelling 
  • Fundraising Development

Tiffany Hill
General Manager, People, Culture and Quality

  • People, Culture and Quality
  • Workplace Health and Safety 
  • Workplace Strategy