Driven by Passion.
Built with Purpose.
At Stingrays Swim School, we create a joyful, empowering, and life-saving experience for every child and adult who steps into the water.
Head Coach | Visionary | Pioneer
Avantha Dias Weerasinha
A highly respected figure in Sri Lanka’s aquatic community, Avantha brings over a decade of coaching excellence, competitive swimming insight, and transformative leadership.
With a mission to raise the standard of swimming, Avantha has guided hundreds to national success while keeping joy at the core. His true vision is to reduce Sri Lanka’s drowning rate by ensuring every child has access to quality swim and safety education. Swimming is a lifelong gift.
Operations Lead | Community Builder
Dinethri Dias Weerasinha
Dinethri is the powerhouse behind Stingrays’ seamless operations, vibrant community, and growing national presence.
From managing multi-location scheduling to innovating new programs, Dinethri guarantees Stingrays delivers an experience families love. Her warm approach builds a welcoming, inclusive space. She is deeply committed to expanding water safety education in underserved communities.
A National Team, United by Purpose
Behind our growing impact is a team of over 30 certified coaches across the country, carefully trained to uphold our philosophy of fun, friendly, and safe learning.
Supported by 20 dedicated admin and service staff, together we operate as one family to create confident swimmers, safe communities, and a future where every Sri Lankan can swim.