Who We Are


About Zealous

Zealous provides an innovative solution to your beauty needs specialising in
Beauty from the inside out developing and manufacturing unique, innovative products within the beauty and healthcare industry.

Zealous was founded by Dr Aaron Tan, a practising medical surgeon and nanotechnology specialist and Sherrie Fluer De Lacey, a business leader and author. The company is focused on delivering safe and effective high-quality beauty enhancement products.

Mission and Philosophy

Our philosophy is to continually learn and grow from feedback responding to our customers needs and wants, Zealous is very committed our relationship with our customers making them deeply involved in the journey of expanding this brand. All input is taken seriously and applied where possible to improve our offering.

About Dr Aaron Tan

Chief Executive Officer (CEO) and holder of three medical degrees from University College London, Dr Aaron has a profound interest in bringing world-class medical care and education to children in developing countries.

Dr Aaron is currently a practising FY1 doctor specialising in brain surgery and is also a visiting scholar at Stanford University in the USA.

Experience: ► Nanyang Technological University, Singapore 2013-2015
► University College London 2011-2014 - PhD Student at UCL Division of Surgery & Interventional Science supervised by Prof. Alexander Seifalian with 34 joint publications.
► BMI Bishops Wood Hospital 2010 - Worked with Mr. Douglas Harrison, Consultant Plastic Surgeon.
► Lucile Packard Children's Hospital Stanford 2010 - Worked with Dr. Rohit Khosla at Department of Paediatric Plastic Surgery at Lucile Packard.
► Australian National University 2008 Law Student at ANU
► Singapore Armed Forces 2006-2008 - Underwent Basic Military Training and subsequently studied weapons engineering at Ordnance Engineering Training Institute. Obtained a rank of Corporal on completion of military service.

Qualifications: ► University College London, MBBS Medicine 2008-2018
► University College London, PhD Surgery & Bioengineering 2011-2014
► University College London, BSc (Upper 2nd Class Honours, 2:1) Surgical Sciences
► 2008-2011 Singapore Armed Forces, Vocational Certificate in Ordnance Engineering, Rank: Corporal

Publications: To date, Aaron has 45 PubMed-indexed publications and sits on the Editorial Board of Scientific Reports. These include but are not limited to:

► Collaborating with Prof. Keyoumars Ashkan, Consultant Neurosurgeon at the Department of Neurosurgery, they have two joint publication.
► Working with Professor John Wang at NUS on nanoparticles for Cancer
► Collaborations with Professor Alun Davies, Consultant Vascular Surgeon on bioengineered vascular grafts with one joint publication.
► Worked with Prof. Swee-Hin Teoh at the School of Chemical & Biomedical Engineering at NTU with two joint publications.

About Sherrie Fluer De Lacey

As Director of Zealous, Sherrie brings academic prestige and business experience to lead the company. Sherrie is passionate about charity for children and is currently training to trek the Sahara for the NSPCC. Publications:
► Newmount Trading Exchange - How to Trade Forex
► Confidence in Leadership
► Drive in Leadership
► Communication in Leadership
► Adaptation in Leadership
► Leadership - How to be an effective leader

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