Online Course

online
A real experience to take your first steps in the world of the oil supply cha...

Official Technical Course

13 Oct / 
17 Oct
Milano
Have a good nose and be a foodie are not sufficient features to become a prof...

Table Olives Course

29 Sep / 
1 Oct
Verona
The ONAOO "Table Olives" course provides a comprehensive introduction to this...
Giovanni De Marco
( Italia )
Giovanni De Marco
14 Giovanni De Marco

PROFILO:

Giovanni was born and raised in Caserta. His roots and love for his land led Giovanni to open a modern business at the foot of the Trebulani Mountains in Pontelatone (Caserta). Through path of recovery, protection, and enhancement of the most significant and ancient olive specimens, he encourages the development of marginal areas, fulfilling a remarkable biodiversity defense function.

In 2018, he enrolled in the Official Technical Course of the ONAOO School, passing the selective tests and obtaining the Certificate of Physiological Suitability. In 2019, he decided to pursue a more in-depth training path, enrolling in the Advanced Course. He passed the final exams in 2021 and obtained the ONAOO Professional Taster qualification.

He also participated in various activities organized by the School, including the ONAOO Meeting in 2020 and online tasting sessions.

Nazione:

Italia

Città:

Piana di Monte Verna, Italia

Webpage:

ragozzinodemarco.it

Sfoglia il profilo di questi altri Iscritti al Registro Internazionale oppure torna all'elenco completo.

Müge Nebioglu

I started studying tasting related to olive oil, one of the subjects I worked in 2010, and got the title of Professional Olive Oil Taster at ONAOO, the first international school in Italy and number one in the world. I am still continuing my education. I have organized olive oil tasting trainings with ONAOO, workshops and at the world’s most famous capital cities (Paris, Roma, Barcelona, Amsterdam, Morocco, Tunisia and Istanbul).

Giovanni Amoretti

Giovanni Amoretti was born in Imperia in 1994.

He is the fourth generation of Amoretti family oil producers. He is in charge of marketing, production, and selecting oils and blends to maintain a high-quality final product.

He has been an ONAOO taster for many years because he is passionate about his work. In 2024, Giovanni received the Qualification as Professional Taster. He thinks good communication can turn a condiment into a main ingredient on our table.

Patrick O’Brien

Patrick J. O’Brien is Travel Director for Table Six Travel, a US company launched in 2019 to organize small group gastronomic tours originally focused on regions producing olives, extra virgin olive oils, cheeses, cured meats and balsamic vinegars and related culinary specialties across Italy supporting his wife’s US company, FIORE Olive Oils. In 2025, with the sale of FIORE after 15 years to a longtime staffer, Patrick continues as a Marketing Consultant and Import Coordinator for FIORE while expanding the scope of travel with Table Six to Greece, Ireland and beyond.

Patrick received certification as a Professional Taster of ONAOO in March 2019. Having earned Irish citizenship in 2022, Patrick and his wife reside permanently in The Republic of Ireland. In June 2025 Table Six Travel received registration in Ireland, Table Six Travel, LTD,

Guy Hendrickx

Guy started his educational path with the technical course at ONAOO in 2021 and ended in 2024 by earning the qualification of professional taster. During this period, he further expanded his skillset by attending courses at other institutes in Italy and at the New York Olive Oil Times, obtaining certification as an olive oil sommelier.

He is the owner of “Frantoiani”, a company specialising in the selection and importation of high-quality extra virgin olive oil from various regions in Italy. The company’s product range includes approximately 20 artisanal producers and 45 labels, enabling Guy to provide advice to enthusiasts and gourmets through direct sales in his store in Mechelen, Belgium, and through his e-commerce platform. The company also supplies restaurants and wine shops with fine Italian olive oils.

Additionally, Guy is an expert in the field, regularly conducting masterclasses on extra virgin olive oil and food pairing for both private and commercial audiences, as well as culinary schools. His passion for olive oil drives him to share his knowledge and introduce people to this fascinating and flavourful world. In addition to his oil business, Guy owns a winery under the brand name “Suedtiroler” and serves as a forensic accountant.

Giovanni was born and raised in Caserta. His roots and love for his land led Giovanni to open a modern business at the foot of the Trebulani Mountains in Pontelatone (Caserta). Through path of recovery, protection, and enhancement of the most significant and ancient olive specimens, he encourages the development of marginal areas, fulfilling a remarkable biodiversity defense function.

In 2018, he enrolled in the Official Technical Course of the ONAOO School, passing the selective tests and obtaining the Certificate of Physiological Suitability. In 2019, he decided to pursue a more in-depth training path, enrolling in the Advanced Course. He passed the final exams in 2021 and obtained the ONAOO Professional Taster qualification.

He also participated in various activities organized by the School, including the ONAOO Meeting in 2020 and online tasting sessions.

International Register

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Registration in the register is an authentic value, not only added, but fundamental, for the definition of an effective and convincing business profile

This membership opens the door to all the possibilities that the world of oil offers to the tasting professional.

Official Technical Course

The first step into the world of Tasting

Training as professional olive oil tasters is not only a personal pleasure: the universe that revolves around olive oil and its supply chain also offers a wide range of job, growth and specialization opportunities.

The course is open to everyone, even to those without any experience in the oil sector.

Participants who pass the four selective tests receive a Certificate of Physiological Suitability for Tasting.

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Advanced Course

an in-depth knowledge of sensory analysis

The advanced course allows you to consolidate and deepen your knowledge of oil tasting and obtain the qualification of ONAOO Professional Taster, but above all, to be included in the "International Register of Professional Tasters".

The ONAOO advanced course, aimed at inclusion in the International Register of Professional Tasters

Qualified national and international organizations and companies in the sector draw from the Register to find experts in the sector to include in their entrepreneurial realities

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Table Olives Course

Sensory and Technical Experience Table Olives

Participants learn about varieties, processing, and sensory tasting, with practical exercises under the guidance of experts.

Sensory and Technical Experience Table Olives

Participants learn about varieties, processing, and sensory tasting, with practical exercises under the guidance of experts.

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Online Courses

ONLINE INDIVIDUAL PREPARATORY COURSE FOR OLIVE OIL TASTING.

To learn how to taste an olive oil directly from your home.

An individual lesson with a tasting professional

A real experience to take the first steps in the world of the oil supply chain and oil tasters.

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Certified Tasting Days

ASPIRING OLIVE OIL TASTER

Participants are invited to recognize strengths, weaknesses, qualities and organoleptic characteristics of the various oils

Attestation issued by a Panel Head

A practical test in which everything learned during the technical course is applied in practice.

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Corso Tecnico Ufficiale

Il primo passo nel mondo dell'Assaggio

Un vero esperto dell”oro liquido” si distingue da un semplice amatore in virtù della sua formazione.

Corso Avanzato

un approfondimento del sapere sull’analisi sensoriale

Consente di consolidare e approfondire le conoscenze sull’assaggio degli oli e l'inserimento nel “Registro Internazionale Assaggiatori Professionisti”.

Corsi Online

CORSO ONLINE INDIVIDUALE PROPEDEUTICO ALL’ASSAGGIO DELL'OLIO DI OLIVA.

Per imparare ad assaggiare un olio di oliva direttamente da casa tua.

Sedute di Assaggio Certificate

Attestazione rilasciata da un Capo Panel

Sedute di assaggio certificate, tenute nei modi e nei tempi previsti dalla normativa vigente.

Corso Olive da Tavola

Esperienza Sensoriale e Tecnica Olive da Tavola

Sedute di assaggio certificate, tenute nei modi e nei tempi previsti dalla normativa vigente.