Boston Consulting Group

His first major professional experience began at Boston Consulting Group, where he worked between 1988 and 1999 as a consultant, case leader and manager at the Paris and Milan offices. In 1994, he became a partner of the group and head of Italian consumer services and pharma practices.

Barilla

In 2000, Castellucci became chief executive officer of the Barilla Group. Under the management of him, Barilla saw an increase in revenue of 9% (€4,400 billion in revenue), with a penetration into the US market of 12%. After that the company became the main pasta manufacturer in the United States.

Autostrade

In June 2001, he entered the Autostrade Group as general manager. From April 2005 to January 2019, he also served as chief executive officer of Autostrade per l'Italia. After the tragedy in July 2013, on the Bari-Napoli highway, 40 people died when a bus without a MOT and faulty brakes fell from a viaduct, bursting through the protective guard rails, he was charged with the accusation of multiple negligent homicide and criminal negligence causing a large-scale accident. The prosecution demanded ten years. On the 11th of January 2019 he was absolved by the Court of Avellino.^[4] On the 14th of August 2018, following the collapse of the Morandi Bridge in Genoa, Castellucci received a notice of interest, alongside around 20 other employees of Autostrade per l'Italia under investigation, from the Ministry of Infrastructures and Transport and the Public Works Authority of Liguria. In an interview, after the bridge collapse he declared "I didn't know that the bridge was dangerous and that it should have been closed"

Atlantia and the Abertis Operation

In April 2006, Castellucci also assumed the post of chief executive officer of the Autostrade Group, which then became Atlantia. Over the next ten years, the group became one of the main players at international level for infrastructure, rivalling Vinci and Abertis. In addition to 3000 kilometres of highway network in Italy, today Atlantia manages over 2,000 km of toll highways in Brazil, Chile, India and Poland. Aeroporti di Roma is also part of the Atlantia Group, and manages the international hub of Rome Fiumicino and city airport Rome Ciampino, as well as the French Riviera airports (Nice, Cannes – Mandelieu and Saint Tropez).^[5][6] In March 2018, the Atlantia Group also entered the Eurotunnel capital with a quota of 15.49%.^[7][8][9] From 2012 to the present day, under the guidance of Atlantia, the Leonardo da Vinci–Fiumicino Airport has constantly improved the quality of its services, becoming the most appreciated hub by passengers in Europe and the Americas according to official findings of Airports Council International. The most recent operation managed by Castellucci was the acquisition of the Spanish infrastructure giant Abertis,^{[10][11][12][13][14]} now consolidated in Atlantia's balance sheet, following an agreement with ACS and Hochtief.^[15] On September 17, 2019, Castellucci resigned from both of his positions as chief executive officer and general manager of Atlantia.^[16]

Austrian honours

• Decoration of Honour for Services to the Republic of Austria for having completed the tolling project of the country's entire motorway network, in line with the Austrian government's expectations. (2004)