Who we are

Pt78 boasts an elite team of the industry’s best talent, with deep expertise in media, creative, strategy, procurement and in building successful businesses and brands.

Our leadership team is uniquely comprised of former agency leaders and client-side marketing leads delivering the best possible mix of expertise and diverse thinking to your business.

  • Image of Vivien McKechnie

    Vivien McKechnie


    Vivien is a senior leader in marketing communications and media strategy, with a record of industry thought leadership. She is an expert in driving business outcomes and market penetration through marketing communications performance.

    Vivien’s background is in media and digital, she was an early innovator in programmatic media. She has 20+ years’ experience at the heart of media strategy, trading and operations from agency, client, and supplier perspectives - giving her a well-rounded view of structure and commercial performance.

    She has worked with both private and public sector clients, and global clients have included Diageo, Beiersdorf, Glanbia, AIG Group, Liberty Global and Sky.

    She has been a board member of the BAI (Broadcast Authority of Ireland), IAPI (Institute of Advertising Practitioners), ASAI (Advertising Standards Authority for Ireland) and IAB (Internet Advertising Bureau).

    She is a graduate of Trinity College and the IECS Strasbourg and a member of the Marketing Institute.

    She is a strategic thinker but let’s be honest, she loves a spreadsheet.

  • Image of Sarah Probert

    Sarah Probert


    Sarah is a seasoned marketing leader with experience in Irish and International roles spanning marketing strategy, proposition development, brand development and positioning, procurement and agency management, optimisation, and global marketing performance management.

    She has worked in the UK, EU and US markets for large clients including Currys, Blackberry, Diageo, and Cisco.

    She is a graduate of Trinity College and the UCD Michael Smurfit Graduate Business School and a member of the Marketing Institute.

    She is a former Council Member & Treasurer of the Marketing Society of Ireland.

    She is a great advisor, a practical person who gets things done, usually with a hearty laugh.

  • Image of Amy Mitchell

    Amy Mitchell


    Amy is a strategic and creative thinker, researcher, facilitator, and writer with over 25 years’ experience working on many brands, across various categories.

    She has deep experience across B2B and B2C, spanning marketing strategy, brand strategy development and positioning, qualitative research facilitation and insight identification and development, creative campaign development, creative and research procurement and agency management, marketing performance assessment and optimisation.

    Amy has been awarded for work in effectiveness including the ADFX Grand Prix, multiple ADFX awards together with international Effie and EPICA awards.

    She is a graduate of Trinity College and the UCD Michael Smurfit Graduate Business School and a member of the Marketing Institute.

    She is a creative powerhouse with an unforgiving gift for mimicry.

Get in contact to hear more