Olive Tree Estates Limited, an investment holding company, operates as a real estate developer in Singapore and Vietnam. It operates through three segments: Investment, Property Development, and Property Rental. The company also engages in the development and sale of properties; and property management activities. Olive Tree Estates Limited is based in Singapore. As of November 28, 2025 Olive Tree Estates Limited act as subsidiary of Advansory Investment Pte. Ltd.