Management Team

Calvin Ngo was appointed Chief Executive Officer of Methodist Welfare Services (MWS) on 1 August 2023. He brings over 22 years of professional experience, including leading cross-functional business transformation initiatives at multinational corporations such as IBM, HP, Singtel, and IQVIA.

Since assuming this role, Calvin has led MWS through a purposeful transformation focused on aligning people, systems, and services across the organisation. This has strengthened internal capabilities and enhanced MWS’ ability to serve the community with greater relevance, agility, and compassion.

Under his leadership, MWS is strengthening its Family Services through deeper integration and sector collaboration and advancing its Healthcare Services to better meet the needs of a super-aged society. Throughout, MWS remains committed to being future-ready and responsive to evolving community needs.

Calvin also contributes his expertise as a Board Member of Lakeside Family Services and as Honorary Treasurer on the Board of IMPART Ltd.

Calvin and his family worship at St James’ Church.

Kah Choy joined Methodist Welfare Services (MWS) in March 2019 as Director of Information Technology, following an established career leading IT services at several multinational corporations. At MWS, he spearheaded the revamp of the IT Department and developed a roadmap to support the digitalisation of services and functions across the organisation.

In 2023, Kah Choy was appointed Chief Operating Officer, with responsibility for IT, Communications, Human Resources, Compliance & Risk, and Facilities Planning & Development.

He and his family worship at Barker Road Methodist Church.

Mary oversees a broad portfolio that includes Family Service Centres, residential homes, preventive programmes, and community-based support services. In her role, she focuses on strengthening leadership and clinical standards, improving integration across services, and responding to shifts in the sector such as regionalisation, social-health integration, and upstream preventive care.

A registered social worker with over 18 years of experience, Mary has worked across clinical practice, policy, and organisational development. She is particularly interested in how social services can better respond to complex family and community needs through holistic, coordinated approaches.

Mary is committed to maintaining strong clinical governance and consistent practice standards, and is leading efforts to ensure these remain robust and responsive in a changing landscape. She values clarity, compassion, and collaboration in leadership, and with a focus on building systems and processes that are both people-centred and future-ready.

Mary and her family worship at Shalom Baptist Chapel.

Dr Raymond brings with him over 13 years’ of healthcare experience in the public, private and non-profit sectors. He joined MWS in May 2024 from the Tsao Foundation where he was their Medical Director, leading the clinical affairs team in overall clinical and policy governance.

At MWS, Dr Raymond developed and implemented a consistent care philosophy and framework across the Healthcare Services Group. He sought to establish MWS as part of an integrated service, working with other healthcare and service providers, to deliver a continuum of coordinated, comprehensive care for seniors. Dr Raymond concurrently heads MWS’ Nursing Homes, Home Care & Home Hospice team, and Senior Care Centre, overseeing the operations of these centres.

Dr Raymond and his family worship at Grace Methodist Church.