Besides her management career as a Civil Engineer and Economist, Ilknur pursued her ambition to learn more about the plants and herbs of her native Turkey and their nutritional importance since 2004, gaining degrees in Agriculture and Culinary Arts.

Growing up on the Aegean coast of Anatolia amongst ancient olive groves led her become a Certified Olive Oil Sommelier and in 2019 started her educational path in the ONAOO School ended in 2022 becoming a Professional Taster.

She currently conducts masterclasses and is a consultant on the subject of the Mediterranean lifestyle, specializing in olive oil tasting and its use in cooking since she’s a Chef. She’s also a Business Consultant based in UK.

In 2019, Diana and her husband initiated the establishment of a modest olive grove in the Marche region of Italy.

As a result of the substantial increase in production, they made the decision to sell their business in the Netherlands. Currently, the company’s exclusive focus is on the production of extra virgin olive oil in Italy under the Di Lorenzetto brand, which is renowned for its superior quality.

To further refine the quality of their oil and gain a deeper understanding of the varieties, flavors, health properties, and defects of olive oil, Diana decided to embark on a training course. She began with a tasting course in Madrid, followed by a technical course and an advanced one at O.N.A.O.O., concluding her studies in november 2024 with the qualification of Professional Taster. In 2024, she also obtained her olive oil sommelier certification at the International Culinary Institute in New York.

Since 2019, Diana has been a member of the Olive Oil Institute panel from the Netherlands. She also regularly conducts workshops and masterclasses for schools, chefs, amateur cooks, and olive oil enthusiasts in the Netherlands and Italy.

Giulio is Professional Taster of ONAOO since 1986 and he is also in the Panel of ONAOO.

Özden Gözlüklü Saka, a graduate of Dokuz Eylül University in Izmir with a degree in Business Administration, completed an MBA at the University of Sunderland’s London campus.

She currently serves on the executive committee of the Women Entrepreneurs of the Aydın Chamber of Industry and is also a member of the Women in Agriculture cooperative in Kuşadası/Aydın. She maintains her professional involvement with her family business, HAUS Centrifuge Technologies, a manufacturer of olive oil extraction machines in Turkey.

The company, which is a leading industry benchmark, is now in its third generation of family ownership. As a key member of the family business, she played a pivotal role in establishing a state-of-the-art olive oil production and research and development facility in Kuşadası/Aydın. Additionally, Özden is the founder and manager of the Defnelia extra virgin olive oil brand, which is distributed both in-store at the factory and through an online sales platform.

She takes great pride in being able to explain to her customers the importance of quality olive oil, a topic that has been a lifelong interest of hers, beginning with her childhood when she helped her mother with the olive harvest. Her personal connection to the product prompts her to appreciate the significant effort and dedication required to harvest and process olives into olive oil, a process she considers highly valuable. Özden completed her training, having begun the ONAOO technical course in 2022 in Palermo. In 2024, she earned the qualification of professional taster, which will strengthen her commitment to the industry. It will also allow her to further deepen and raise awareness of tasting techniques and interpretation of olive oil’s organoleptic characteristics.