Our Team

Adjunct Associate Professor Simon Keating

Group Chief Executive Officer

Simon is a seasoned senior executive with extensive experience in the healthcare sector internationally across both the public and private sectors, including private equity and not-for-profits. Among many qualifications, he holds a Bachelor of Nursing from La Trobe University (1997 a Master of Health Science from La Trobe University (2008), a Master of Business Administration from Edinburgh Business School, Heriot-Watt University (2019) and a graduate of the Australian Institute of Company Directors. Simon was also selected to participate in the McKinsey & Company Executive Leadership programme in 2012 as a top ASX100 emerging talent.

Following a successful clinical career, Simon became Director of Medical and Critical Care Services at Cabrini Health Australia before joining Healthscope. He became the CEO of three health services (La Trobe Hospital, North Park Private Hospital and North Eastern Rehabilitation Centre) with 1000 staff. In developing his career opportunities and a desire for public health exposure, Simon became Chief Strategy and Business Development Officer with Northern Health in 2018, running Pathology, Radiology, Pharmacy, Mental Health, Language Services and Aboriginal Health. He has also specialized in growth in private equity-backed companies with a tenure as the Managing Director of iMedX Australia and New Zealand.

His most recent role was as a CEO of McKenzie Aged Care Group, successfully growing and divesting the business in February 2023.

Simon has a very warm, pragmatic and open leadership style. He has had broad experience in driving outcomes and growth within complex stakeholder environments during his twenty-five years in healthcare. He has a significant breadth of medical and commercial experience, which is a perfect fit for Evolution.

Dr. Christine Howard-Brown

Chief Executive Health & Wellbeing

Jeff Arthur

General Manager Property & Projects

Aarti Narain

Chief Financial Officer

Aarti brings with her a distinguished track record of leadership in financial strategy and operations across the healthcare and corporate sectors.

Prior to Evolution, Aarti served as CFO at Tamaki Health Limited from 2020, where she led key functions including finance, mergers and acquisitions (M&A), commercial, property and procurement, and legal. Her strategic oversight and ability to drive performance made a significant impact within one of New Zealand’s leading healthcare providers.

Aarti’s career spans global markets including Europe, the UK, and Australia. She has held senior roles at renowned organisations such as HEINEKEN, the BBC and PWC, equipping her with a deep and diverse financial acumen and a truly international perspective.

Her expertise in navigating the complexities of the healthcare industry, combined with a passion for driving sustainable growth, aligns strongly with Evolution’s ambitions. Aarti is inspired by the scale and diversity of Evolution’s hospital, health, and wellbeing portfolio, and is committed to delivering high-impact outcomes that support our continued success.

Andrea Lawton

Chief People and Culture Officer

Andrea is an experienced people and culture leader and a qualified lawyer. Her 25+ years’ experience includes senior leadership roles with Carter Holt Harvey, Fonterra and the Ministry of Social Development as well as legal roles in-house and in private practice, where she specialised in employment law.

Andrea has led the development of multiple organisational people strategies, delivering initiatives that strengthened culture, enhanced employee engagement and developed leadership capability across the business.

She is deeply passionate about shaping positive workplace cultures that support people to deliver exceptional performance.

Denise Primrose

Acting Chief Operating Officer Hospitals & Day Surgeries

Neetha Alex-Kumar

General Counsel & Company Secretary

Neetha is an accomplished senior business leader and lawyer with over 15 years of experience in navigating complex legal landscapes. Her expertise lies in balancing risks and opportunities to help organisations achieve their strategic goals. Neetha has a proven track record of advising companies on legal matters, especially in regulated environments, ensuring that businesses are both compliant and aligned with their broader objectives. At Evolution Healthcare, Neetha provides invaluable legal guidance and strategic counsel, ensuring continued compliance and supporting the company in achieving its long-term goals. Her extensive experience in legal leadership and her ability to articulate complex issues clearly are key assets.

Ray Liu

Chief Digital Officer

Ray leads our digital and IT team building and supporting applications, data, and technology infrastructure for the Evolution Healthcare group. He is an experienced leader with a proven track record of aligning technology investment to business strategy and managing digital transformation in complex environments.

Ray previously served as General Manager IT for Green Cross Health who operate 330 pharmacies and 65 medical centres across New Zealand. He led the digital transformation that modernised systems across the retail and healthcare businesses to improve operational efficiency, customer engagement and support launch of new products and services. He also led significant work in mergers and acquisitions, providing IT due diligence and integration support.

Ray has also served in senior roles in Davanti/Merkle as Head of Consulting, Watercare, Suncorp NZ and Gentrack with experience in IT advisory, systems implementation, and programme delivery. He is known for his technical and business acumen, collaborative leadership style and is passionate about building high-performing teams to drive innovation and to ensure technology is true enabler for business.

Michelle Wilkinson

Proactive Rehab General Manager

Rhea Sequeria-Kamath

Systems Improvement Manager

Tarun Sharma

Proactive Rehab and Care Pathways Operations Manager

Andre Sintmaartensdyk

Proactive Occupational Health General Manger

Dr Hamish Reid

Medical Director

Lisa Hess

Quality Manager