Senior Leadership Team

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Rolf KrecklenbergManaging Director

Jenny WilkinsonDirector of Education


Dr Jenny Wilkinson holds several qualifications in education leadership and science, along with over 25 years’ worth of experience working in the higher education field.

Upon completing a Bachelor of Science and Honours in Physiology and Pharmacology, Jenny went on to achieve a PhD in Vertebrate Physiology and the role of heat shock proteins in caffeine's embryotoxicity. Following on from this, she went on to complete a Graduate Diploma Further Education & Training, Master in Higher Education (Leadership & Management), Graduate Certificate in Biostatistics and is currently studying a Graduate Certificate in Higher Education (Quality Assurance).

Prior to joining Endeavour as the Director of Education, Jenny held a multitude of positions at Charles Sturt University including Sub-Dean Research, Acting Head of School and Course Director working with various teams to develop courses which meet professional, institutional and student needs.

Jenny’s primary research interest is in the pharmacology of essential oils, herbs and other plant-based products and the nexus between complementary and conventional healthcare, and she serves on editorial boards for several journals including BMC Complementary Medicine and Therapies, and Evidence-Based Complementary and Alternative Medicine.


Mark PayneHead of Academic Quality, Innovation and Teaching


Starting his career in Nursing, Mark later retrained as a Naturopath with more than 20 years of clinical experience as a health professional. In 2010 Mark began his career in education as a lecturer and later as Senior Lecturer of Biosciences at Endeavour College of Natural Health where he is now the National Teaching and Learning Specialist.  After completing his degree in Naturopathy, he went on to complete post-graduate studies in Wellness, developing a keen interest for mindfulness and positive psychology.  Mark has completed a Masters of Education specializing in cognitive psychology and education practice, to which he brings his experience of mindfulness and positive psychology, to create an engaging classroom for his students.

With a particular interest in research to further the knowledge base of complementary medicine and education practice, Mark is actively involved in research projects investigating the effects of emotions on learning and social constructivist approaches to teaching and learning. Mark is also an Associate Fellow of the Higher Education Research and Development Society of Australasia (HERDSA).

David BettesChief Financial Officer

Ganesh JagtapHead of Technology and PMO


Ganesh is a certified ICT and Project Management professional with more than 14 years of experience in implementing and managing ICT Operations, Business Systems and Projects Management.

Qualified in PRINCE2, AGILE BA & Project Management and in Microsoft Technologies, he has successfully delivered multiple operations and business systems implementation projects to drive strategic growth.

In addition to the Education Sector, Ganesh brings his vast experience in various industry sectors in Finance, Retail & Hospitality, Ecommerce, Aged Care, Customer Service, Audit and Advisory, Manufacturing, Trade & Logistics across Australia, Middle East & Africa region and India.


Deirdre MathiasDirector of Student Services and Retention

Yvonne Frei-SpencerHead of Marketing


Yvonne has over ten years’ experience developing and leading marketing teams, with demonstrated history of creating, managing and executing successful marketing strategies. She has extensive involvement within the health sector in marketing, business development and management.

She brings with her a wealth of knowledge in guiding businesses to focus on both customer centricity and continuing to be a commercially driven partnership.


Katrina ArchDirector of Sales and Admissions


Katrina is an education admissions leader with executive experience in the Higher Education and Vocational Education Training sector.  Katrina has experience in leading multiple admissions teams across both sectors which is supported by her ability to manage complex tasks, competing deadlines and interacting with a broad range of organisational stakeholders. 

Katrina holds tertiary qualifications in Creative Arts and Complementary Medicine.  It is this personal insight into studying Complementary Medicine at Endeavour that gives Katrina the unique ability to understand the journey Endeavour students embark on that authentically put the student first.

Prior to joining Endeavour Katrina working at the Australian Institute of Management – QLD and NT for 12 years in management roles encompassing marketing, sales and events services.

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