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Management Team

The team at Atlantis Healthcare offers you years of experience in strategic planning, marketing and behaviour change communications, and proven operational and implementation expertise. We pride ourselves on our global reputation as a world leader in programs that deliver improved rates of adherence and self-management.

Members of our senior management team include:

  • Michael Stefanovski

    Michael Stefanovski

    Chief Executive Officer - Atlantis Healthcare Group

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    Michael is an experienced company director and executive with extensive experience in strategic development, performance improvement, organisational design and restructuring. Michael’s broad industry experience covers healthcare, financial services, private equity and construction. He has held corporate appointments with companies such as Allco, Westfield, Perpetual, Mayne Nickless, Optus and Balfour Beatty which encompassed operational, strategic and financial executive responsibilities as well as board directorships.

    Michael holds a B.Ec. degree (majoring in economics and accounting) from the University of Sydney. He is a member of CPA Australia and the Governance Institute of Australia.

    Email contact:

  • Jonny Duder

    Jonny Duder

    Managing Director

    - United Kingdom View full profile

    Based in London, Jonny is responsible for the direction and growth of the Atlantis Healthcare businesses globally - with a focus on the UK.  Joining Atlantis Healthcare in 2003, Jonny now oversees the sales and marketing functions, with his main focus being intellectual property development and assisting with key projects across the markets in which Atlantis Healthcare operates.

  • Tony Wai

    Tony Wai

    Chief Financial Officer / Chief Operations Officer

    - New Zealand View full profile

    An experienced business manager and a fully qualified accountant (holding both NZ and UK professional accountancy qualifications) he is the CFO of Atlantis Healthcare Group. Tony has worked in senior finance roles in some of New Zealand’s largest companies and has also run a number of successful start ups and high growth companies. He brings a strong commercial focus to the company and has an intimate knowledge of the Healthcare services space from a business perspective.

  • Jennifer Sigaud

    Jennifer Sigaud

    Managing Director

    - United States View full profile

    Jennifer joined Atlantis Healthcare in March 2012.  She has over 20 years’ experience in healthcare education and communications, across multiple therapeutic areas including oncology, rare diseases, women’s health, men’s health, neurology, pain management, mental health and others. She has extensive expertise in leading the development of strategic patient support initiatives that leverage patient and clinical insights, change behavior and drive results.  Prior to joining Atlantis Healthcare, Jennifer lead account teams at HealthEd, Media Media Educational Group and Eden Communications and partnered with clients including Pfizer, GSK, BMS, Schering Plough and J&J.  In addition to patient-focused solutions, Jennifer’s experience also includes KOL development and advocacy, professional promotional education and programs that foster communication between healthcare professionals and their patients.

  • Stephen Galt

    Stephen Galt

    Managing Director

    - Australia View full profile

    As General Manager of Atlantis Healthcare Australia, Stephen is responsible for ensuring that overall logistics, program implementation and return on investment (ROI) are delivered effectively. Stephen has extensive experience across Europe and Australasia in data management solutions & consulting for top tier international life science organisations.


  • Kate Reid

    Kate Reid

    Managing Director

    - New Zealand 

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    As General Manager of Atlantis Healthcare New Zealand (commencing in early 2013), Kate is responsible for ensuring that overall logistics, programme implementation and Return on Investment (ROI) are delivered effectively for all New Zealand clients. Prior to joining Atlantis Healthcare in 2008 as Managing Director in the United Kingdom, Kate spent over eight years working for Roche Products Ltd. working on the world’s first DTC and patient support program launch for Xenical for weight management as well as gaining experience in Public Relations, DAC campaigns, CRM programs and Public Affairs & Government liaison. More recently, Kate spent four years at DDB Health Advertising where she worked in Strategic Planning and Business Director roles supporting brands in different therapy areas (Respiratory, Diabetes, Ophthalmology, Oncology, Hep C, CV and Neurology).

  • Dr Maria Fortun

    Maria Fortun BW

    Dr Maria Fortun

    Acting Managing Director/ Lead Health Psychology Specialist

    - Spain View full profile

    Dr María Fortún (MSc, PhD) is a psychologist with a PhD and MSc in Health Psychology from Complutense University of Madrid (Spain). She leads the clinical team in the Spanish office, informing new business development and designing Atlantis behaviour change programmes. Maria has worked for the last 8 years as a researcher and clinical in health psychology across different chronic conditions. Marias´s research specializes in essential hypertension, studying the main psychological cardiovascular risk factors related and developing a stress management program for hypertensive patients. She is interested in the study of personal beliefs and feelings involved in chronic conditions and their role in adherence and in the course of the disease.

  • Christian Klug

    Christian Klug

    Managing Director -  Germany 

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    After finishing his studies of genetic engineering and bioethics at Harvard University and Boston College, Christian Klug had worked in Key Account Management at Springer Medizin for five years. From there, he switched to one of the largest European Homecare companies with a focus on in-home infusion therapy for patients with rare diseases. As Commercial Director and authorised signatory, Christian Klug was responsible for strategic development and expansion of the market. Christian joined Atlantis Healthcare as Managing Director in September 2014 and manages the countries Germany, Austria and Switzerland.

  • Dr Dirk Lenz

    Dr Dirk Lenz

    Director of Group Legal and Regulatory / Interim Managing Director

    - Germany View full profile

    Dirk Henning Lenz PhD (Biochem), LLB is qualified with a Bachelor of Laws (LLB) and PhD in Biochemistry. He possess a unique combination of skills in the areas of Legal, Regulatory, Business Development, and Commercialisation, particularly in the field of healthcare products. Dirk is admitted as a Barrister and Solicitor of the High Court of New Zealand.