Our Team

Ann-Marie Hosang-Archer
Chief Executive Officer, Lignum Vitae Health (LVH)

Ann-Marie Hosang-Archer

Ann-Marie Hosang Archer is a distinguished healthcare executive with nearly three decades of experience driving strategic growth, product access, and ethical leadership across emerging markets. She leads LVH with a clear focus on integrity, people development, and sustainable health outcomes. Her leadership has been instrumental in expanding LVH’s footprint in Africa, the Caribbean, and Latin America, underpinned by a deep network of pharmaceutical and healthcare professionals.

Background and career trajectory

Early life and identity

    • A Jamaican native with a global footprint, Ann-Marie brings a distinctly people-centred leadership style. Her personal and professional ethos centres on integrity, development of talent, and a commitment to ethical business practices.

Key roles and accomplishments

    • Former Managing Director of Eli Lilly South Africa and Sub-Saharan Africa, where she oversaw clinical trials activities, sales and marketing, and organizational management at scale.
    • Served as Chair of the Marketing Code Authority (South Africa), demonstrating her commitment to ethical marketing practices and industry governance.
    • Instrumental in the development of Costa Rica’s Code of Marketing Practice, reflecting her influence on responsible promotion across multiple markets.
    • Co-founded Lignum Vitae Health (LVH) to address sustainable availability of healthcare solutions in developing countries, leveraging her extensive experience to build a resilient, impact-focused organization.
    • Moderated the plenary session on “Regulation and Political Momentum Driving the African Medicines Agency (AMA) and Its Impact on Regional Manufacturing.”
    • Advocacy momentum: reaffirmed the imperative for women’s health awareness (heavy menstrual bleeding, endometriosis, menopause) and shared how pharmaceutical companies and suppliers can collaborate—with heads and hearts—to build awareness, knowledge, and ensure access to needed products in Kenya and beyond.
    • Speaker for Mauritius Institute of Directors on wellbeing being foundational for sustainable leadership; by cultivating inner resilience and applying practical tools, individuals and organizations can perform at their best.

Leadership philosophy and style

    • People-first leadership: she believes integrity should be the foundation of every business, and she is motivated by seeing team members grow and succeed.
    • Strong governance and ethical orientation: her work with industry codes and governance bodies underscores a rigorous approach to compliance and professional conduct.
    • Collaborative and cross-cultural: her career across North America, the Caribbean, Central America, and Sub-Saharan Africa reflect a talent for building diverse, high-performing teams and partnerships.

Impact and influence

    • Led large-scale, cross-regional programs in pharma sales, marketing, and clinical development.
    • Built LVH’s strategic direction in emerging markets, emphasizing sustainable access, education, and demand generation to ensure medicines and health solutions reach the right patients.
    • Advocates for women’s leadership and talent development within healthcare, aligning with LVH’s Women in Leadership and leadership-development initiatives.

Current role and public-facing presence

    • As CEO of LVH, Ann-Marie guides the overarching strategy for LVH Africa and the broader LVH portfolio, including international collaborations and market-entry initiatives.

Personal notes

    • Her career reflects a lifelong commitment to integrity, professional development, and improving access to healthcare in underserved markets.

Vivien Katzav
Co-founder and Chief Training Officer

Vivien Katzav

Executive Profile: Viv Katzav, Registered Nurse | Business Graduate | Trainer, Coach, Speaker, Facilitator

Viv Katzav is a seasoned healthcare and corporate training professional with a robust track record spanning nursing, pharma, and human capital development. She brings over 18 years of hands-on nursing and ICU training experience, 27+ years in the South Africa pharmaceutical industry with expertise in Sales, Sales Leadership, Marketing, and HR, and more than two decades of training and facilitation across diverse sectors. A John Maxwell Accredited Coach, Teacher, and Trainer, and a Ken Blanchard Accredited Facilitator and Trainer with certification to design training, Viv also serves as a learning program assessor and designer. Her work has touched teams and audiences globally, including Brazil, South Africa, Ghana, Russia, Saudi Arabia, and India. Her purpose is to help individuals connect with their higher purpose so they can lead more fulfilling lives.

  • Background and career trajectory
  • Early life and identity
    A healthcare professional by training, Viv brings a distinctly people-centered leadership approach. Her ethos centers on integrity, talent development, and ethical business practices, with a global outlook shaped by extensive cross-cultural experience.

Key roles and accomplishments

  • 18+ years as a professional nurse and ICU trainer, with deep hands-on expertise in clinical settings.
    • 27+ years in the South Africa pharmaceutical industry, with breadth across Sales, Sales Leadership, Marketing, and HR.
    • Over 20 years of training and facilitation experience, including design and delivery of learning programs.
    • John Maxwell Accredited Coach, Teacher, and Trainer.
    • Ken Blanchard Accredited Facilitator and Trainer with certification to design training.
    • Experience delivering programs and workshops globally (Brazil, South Africa, Ghana, Russia, Saudi Arabia, India).

Leadership philosophy and style

  • People-first leadership: believes integrity should be the foundation of every endeavor and is driven by seeing others grow and succeed.
    • Ethical governance and professional conduct: foregrounds compliance, ethical marketing, and responsible leadership.
    • Collaborative and cross-cultural: adept at building diverse, high-performing teams and partnerships across regions.

Impact and influence

  • Led and supported large-scale training initiatives across healthcare, pharma sales, marketing, and HR.
    • Helps shape learning strategies that empower professionals to perform at their best and to deliver on commitments.
    • Advocates for developing leadership capabilities within healthcare and life sciences, aligning with broader talent development goals.

Current role and public-facing presence

  • Focused on delivering training, coaching, and facilitation across healthcare, pharma, HR, and related industries.
    • Leverages extensive clinical, sales, and leadership experience to empower individuals and teams, driving sustainable growth and personal fulfillment.
    • Public-facing presence is anchored in practical leadership development, ethical practice, and global adaptability.

Personal notes

  • “I am passionate about people development and growing the business. I enjoy creating a climate to empower individuals. Empowered individuals are those who have clarity on where they are headed, are disciplined in how they conduct themselves in an ever-changing environment and who are consistent with delivering on their word. Together our options are endless and our success limitless. Looking forward to meeting you if this is where you belong.”

Dr. Moses Alobo
Medical Director

Dr. Moses Alobo

Dr. Moses Alobo is a medical affairs expert with more than 15 years of experience in pharmaceutical medicine and clinical research.

Moses studied medicine at the University of Nairobi (Kenya) and later Public Health at the University of Birmingham (UKHe was awarded the LSHTM Executive Global Health fellowship 2019, The Archbishop Desmond Tutu African Leadership fellowship in 2014, the EU Contact Point Network for Young African Scientists Fellowship in 2007 and the British Chevening Scholarship in 2005

Our Values and how we live them

Integrity

  • We keep our word.
  • We do the right thing even when no one is looking.
  • We admit and learn from our mistakes.
  • We speak up when we are unsure.
  • We are not afraid to have tricky conversations.
  • We excel at the basics.

Innovation

  • We are intellectually curious.
  • We value diversity and inclusion.
  • We embrace learning with an openness to doing things differently.
  • We combine excellence with speed of implementation.
  • We are not scared to fail.
  • We excel at teamwork.

Integrity

  • We keep our word.
  • We do the right thing even when no one is looking.
  • We admit and learn from our mistakes.
  • We speak up when we are unsure.
  • We are not afraid to have tricky conversations.
  • We excel at the basics.

Innovation

  • We are intellectually curious.
  • We value diversity and inclusion.
  • We embrace learning with an openness to doing things differently.
  • We combine excellence with speed of implementation.
  • We are not scared to fail.
  • We excel at teamwork.

Our Footprint

Our high-presence in Sub-Saharan Africa

CURRENT/PREVIOUS FOOTPRINT

  • South Africa
  • Botswana
  • Namibia
  • Zambia*
  • Tanzania*
  • Uganda*
  • Kenya
  • Ethiopia*
  • Mauritius
  • Rwanda
  • Angola*

READY FOR ENTRY

  • Malawi
  • Ghana
  • Nigeria
  • Mozambique