Ms Leala‐Gale will be responsible for strengthening SPTO's work in the area of sustainable tourism development.
SPTO chief executive officer Chris Cocker, in welcoming her to the organisation, said: "Christina joins SPTO with a wealth of experience in various areas such as sustainable development, tourism planning, project management and climate change to name a few."
He said Ms Leala‐Gale was bringing more than 14 years of experience to the position.