Operating since 1996, Dune Atlantis Bali is a PADI 5 Star Career Development Center in Sanur with an international team teaching in English, French, Chinese, Spanish and Indonesian. Courses run from first bubbles to instructor development, alongside customized dive safaris and private charters.

Daily trips visit Bali's top sites: the mantas and mola grounds of Nusa Penida, the USAT Liberty wreck at Tulamben, and Padang Bai's Blue Lagoon. Eco-conscious practice is a stated house value. A 4.9 Google rating across roughly 1,500 reviews makes it one of Sanur's most-reviewed operators.