Our People

Our leadership team inspiring a sustainable change to the future of healthcare

Leadership

Humphrey Bacchus
CEO

Humphrey Bacchus

CEO

Humphrey Bacchus joined Invivo as Director of Clinical Services in 2014 after a decade working in numerous physical medicine and clinical nutrition clinics. In 2016 he became the Managing Director. His vision for microbiome-centred medicine and responsible business practice has helped develop Invivo's clinical diagnostics and therapeutics, as well as B Corp certification.

Louise Joyce
Business Development Director

Louise Joyce

Business Development Director

Louise Joyce is an Australian-trained Naturopath with just under 20 years of industry experience. Louise had her own clinical practice in Queensland before working for industry-leading clinical healthcare companies both in Australia and the UK. Louise joined Invivo in 2017 as Business Development Director.

Faye Ingram
Finance Director

Faye Ingram

Finance Director

Faye Ingram has a first class honours degree in Accounting and Financial Management with Business Management, as well as CIMA qualification. Faye has worked across several industries in her career and has been with Invivo since 2017, initially as Finance Manager and now as Finance Director. She is Chair of Governors at a local school and is a qualified running coach.

Eviatar Natan
Eviatar Natan, PhD
Director of Operations & Strategy

Eviatar Natan, PhD

Eviatar Natan
Director of Operations & Strategy

Eviatar Natan has a PhD in Biophysics at Cambridge University, spending a semester at the Koch Institute, MIT. Following his PhD, his research included the Gut-Microbiome-Axis (Washington University), Bioinformatics and Cell Biology (Wellcome Sanger Institute) and Nanopores (Oxford University). Eviatar has since led both the commercial and science efforts for several startup companies. Eviatar joins Invivo as Director of Operations and Strategy at our laboratory in Bristol.

Don Maree
Founder

Don Maree

Founder

Don Maree founded Invivo in March 2007. With a background in human health and performance, Don was motivated to find the highest quality tools to drive improvement. Since the early days, Invivo has been a leader, shaped by innovation and incredible people. This continues as the company pioneers new frontiers in this exciting and wonderous space.

Management

Lucy Rothwell
Marketing & Communications Manager

Lucy Rothwell

Marketing & Communications Manager

Lucy Rothwell graduated with a first class BSc (Hons) in Human Science from University College London, specialising in human evolution. Lucy went on to graduate with a first class MSc in Personalised Nutrition at the Centre of Nutrition and Lifestyle Management and Middlesex University. Her MSc dissertation, entitled: Early-life stress: the gut microbiome and stress responsivity; LPS and neurodevelopment, was chosen for presentation at the Mind, Mood, Microbes conference in Amsterdam, 2019. Lucy joined Invivo in early 2016 as the first member of the marketing team.

Belinda Gilbert
Buying and Compliance Manager

Belinda Gilbert

Buying and Compliance Manager

Belinda studied Food & Nutrition in Australia, then moved to Canada, Bermuda and the UK, where she developed a keen interest in natural and organic products. After a long stint working as a buyer for an organic grocery chain, she joined Invivo in 2017 as the Buying and Compliance Manager. She is currently studying beekeeping and is Invivo's resident sourdough aficionado.

Sian Elliott
Customer Service Manager

Sian Elliott

Customer Service Manager

Sian has many years of customer service experience across different industries, both in the UK and Zimbabwe, where she is from. Sian is one of the original team and has helped in all departments as the company has grown.

Lucinda Hillary
Laboratory Services Manager

Lucinda Hillary

Laboratory Services Manager

Lucinda has a first class honors degree in Blood Science, specialising in assay validation and development. Qualifying in 2015 as a registered Biomedical Scientist, she started her career in the Biochemistry Pathology Laboratory at Gloucester Royal Hospital. Moving from the NHS into the private medical field in 2016 provided many opportunities for professional growth, and led to her joining Invivo as Laboratory Services Manager in 2018.

Sustainability

Katharina Child
Environment and Sustainability Manager

Katharina Child

Environment and Sustainability Manager

Kath Child has a BSc in Forestry from University of Copenhagen and worked most of her professional life in project management in geospacial development and analysis. Kath moved to Stroud in 2011 where she founded a geospatial software consultancy. A personal interest in community and change making, saw her founding a community space focussing on textiles and sustainable living. Kath's first project with Invivo was to facilitate B Corp certification and to understand our environmental and social impact.

Clinical Education

Debbie Cotton
Debbie Cotton
Head of Clinical Education

Debbie Cotton

Debbie Cotton
Head of Clinical Education

After previous studies in music and early childhood education, Debbie found her way to naturopathy and completed an Advanced Diploma of Naturopathy (including Western Herbal Medicine and Nutrition) with Endeavour University in Australia. Debbie then completed a Bachelor of Health Science from Charles Stuart University. Fuelled by her clinical experiences and curiosity she continued her studies in Relational Body Psychotherapy, which eventually culminated in a Masters of Integrative Psychotherapy at the Minister Centre and Middlesex University. Debbie has been in clinical practice for over fifteen years, including time in the NHS, and has been a lecturer in health sciences throughout this time too. Debbie joined Invivo in 2018 as a part of the Clinical Education team and the Product Development team.

Naomi Jones
Clinical Education

Naomi Jones

Clinical Education

Naomi is a Nutritional Therapist, graduating from CNM in London in 2015. Having spent over 20 years working in the travel industry, Naomi focuses her clinical practice on the physical and mental health of business travellers and travel industry professionals, focusing on energy, gut health, immune function, mental health, adrenal function and circadian rhythm. Naomi is an experienced account manager, and enjoys nothing more than meeting with practitioners to understand more about their practice and support their education.

Emily Blake
Emily Blake
Clinical Education

Emily Blake

Emily Blake
Clinical Education

Having started her career as an archaeologist specialising in prehistoric human nutrition, Emily re-trained as a Nutritional Therapist at CNM Birmingham to translate her enthusiasm for human nutrition into personalised, cutting-edge nutritional and lifestyle medicine. Emily has five years of clinical experience within the industry from running her own private practice, working within the supplement industry, and lecturing in Nutritional Therapy around the country. She has a broad knowledge base which enables her to support a wide range of clinical scenarios, with a particular interest in mental health and digestion.

Clinical Advisory

Leah Hechtman
PhD (Candidate), MSciMed (RHHG), BHSc(Nat), FNHAA

Leah Hechtman

PhD (Candidate), MSciMed (RHHG), BHSc(Nat), FNHAA

Leah is an experienced and respected clinician and has been in private practice for over 20 years. She specialises in fertility, pregnancy and reproductive medicine and holds fellowships and memberships with many International organisations. She sits on multiple Scientific Advisory boards and is a Past President of the NHAA.

She has completed extensive advanced training and is currently completing her PhD through the School of Women’s and Children’s Health (Faculty of Medicine [UNSW]). Her research is exploring ovarian biomarkers in women with Polycystic Ovarian Syndrome (PCOS) and Premature Ovarian Failure (POF).

Leah is the Director of The Natural Health and Fertility Centre, in Sydney Australia. Over the years she has helped thousands of couples conceive healthy, vibrant children often in situations where they were told there was no hope left.

She is a keynote speaker at conferences locally and internationally to both the functional and complementary medicine communities as well as the wider fertility and gynaecological areas of medicine. She is the author of multiple seminal naturopathic textbooks and is a contributor to journals and other texts within the Naturopathic and Functional Medicine areas as well as general gynaecology, fertility and infertility.

Most importantly, she is a mother to two gorgeous boys who keep her grounded, humbled and consciously aware.

Moira Bradfield
PhD (Candidate), M ACU, B NAT

Moira Bradfield

PhD (Candidate), M ACU, B NAT

Moira Bradfield is a PhD Candidate at Griffith University in the area of the vaginal microbiome and recurrent vaginal infections. Moira also holds a Bachelor of Naturopathy from Southern Cross University and a Master’s degree in Acupuncture from Southern Cross University. She has over 18 years of clinical experience as a Naturopath, Acupuncturist and educator. During this time she has developed specific interest and expertise in the treatment and assessment of recurrent vaginal infections, optimal vaginal and genitourinary health as well as hormones and the vaginal microbiome. She is the founder of Intimate Ecology clinical and education services.

Dr George Tzortzis
PhD (Microbiology & Glycobiology)

Dr George Tzortzis

PhD (Microbiology & Glycobiology)

Dr George Tzortzis completed his PhD in gut microbiology and glycobiology at Reading University in 2003. Since then George has been both Director of R&D and CSO at Clasado Biosciences, developing a 17-year track record of successful strategic and tactical leadership within the biotech industry. He has a consistent track record of successfully handling all complexities pertaining to therapeutic discovery, pre-clinical and clinical studies, and international regulatory compliance; while holding nine patents in the area of gut microbiota/microbiome and health.

Dr Andrea Monteagudo
PhD (Microbiology)

Dr Andrea Monteagudo

PhD (Microbiology)

Dr Andrea Monteagudo completed her microbiology PhD at the University of Leon. Andrea’s primary research has focused on the evaluation of the potential probiotic of lactic acid bacteria strains. She has also assessed several intrinsic characteristics of different strains of probiotics, including, gastric and bile tolerance, antimicrobial activity, adhesion ability to intestinal cells. Before joining Reading University, she was a post-doctoral researcher, with Dr Andrea Azcarate at the Microbiome Core Facility. Currently, she is a post-doctoral researcher investigating the influence of iron in modulating the composition and metabolism of the microbiota.