Senior Leadership Team

  • Kostas Agath

    Dr Kostas Agath, EMBA, FRCPsych

    Medical Director

    Kostas leads the Clinical and Social Governance Directorate, and is committed to the continuous improvement and development of Addaction’s treatment and recovery services. Kostas is an Addictions Consultant...

  • Senior Leadership Team

    Simon Antrobus

    Chief Executive

    Simon Antrobus is Chief Executive of Addaction and has been working in the voluntary and community sector for over 20 years. He has held senior positions in a number of national voluntary organisations and prior to...

  • Senior Leadership Team

    Colleen Hart

    Regional Director for the North & East

    Colleen is responsible for the operational management of Addaction’s services in the East Midlands & Yorkshire, Lincolnshire & Humberside and the North East. With Addaction since 2000, Colleen is a member...

  • Senior Leadership Team

    Alan Hopley

    Director of Fundraising, Marketing and Communications

    Alan joined Addaction in September 2010. Before moving into the charitable sector, Alan worked for major travel companies such as Hoseasons, P&O Ferries and Unijet. He briefly worked with the British...

  • Senior Leadership Team

    Andrew Horne

    Director of Operations, Scotland

    Andrew joined Addaction in 2004 having spent his working life in drugs and alcohol treatment and related work in the voluntary sector. He is passionate about developing services where the service user is at the heart of...

  • Senior Leadership Team

    Hugh Jobber

    Regional Director (North & West)

    Hugh is responsible for the operational management of Addaction’s services on the west side of the country, from Warwickshire to the Scottish border. Three Regional Managers work for Hugh; Max Gogerty, who covers...

  • Senior Leadership Team

    Gerv McGrath

    Director of Community Services

    Gervase McGrath has worked in the substance misuse sector since 1992. He joined Addaction as a volunteer in early 1996 moving from direct drugs work into Service Management in 1998. In 2002 he became Assistant Director...

  • Ian Merrill

    Ian Merrill

    Director of Business Development

    Ian joined Addaction in May 2012 and has a background in operational management, competitive tendering and organisational development. Ian has worked in both statutory and non-statutory sectors, in community and...