In 1986, Ducasse was offered the Chef position at the Hôtel de Paris in Monte Carlo, with management including the hotel's Le Louis XV.
After assuring himself that the Hotel's other restaurant operations were operating well, Ducasse continued to run management.

In 1988, Ducasse expanded beyond the restaurant industry and opened La Bastide de Moustiers, a twelve-bedroom country inn in Provence  and he began attaining financial interests in other Provence hotels.
On 12 August 1996, the Alain Ducasse restaurant opened in Le Parc – Sofitel Demeure Hôtels in the 16th arrondissement of Paris.
The Red Guide awarded the restaurant three stars just eight months after opening.

Ducasse came to the United States and in June 2000 opened the Alain Ducasse restaurant in New York City's Essex hotel at 160 Central Park South, receiving the Red Guide's three stars in December 2005, in the first Red Guide for NYC.
Ducasse became the first chef to have 3 restaurants awarded 3 Michelin stars at the same time.
That restaurant closed in 2007 when Ducasse chose to open a restaurant in Las Vegas named Mix, which later went on to earn one star in the Michelin Red Guide.
 In early 2008, Ducasse opened Adour, at the St. Regis Hotel on 16th and K Street in Washington, D.C., and has also opened a more casual Bistro Benoit New York, at 60 West 55th Street.

On 2 July 2011, Alain Ducasse prepared a multi-course gala dinner for Prince Albert, his bride Charlene Wittstock, and their 500 A-list guests at their royal wedding.
It was the first time Ducasse prepared an official meal for a head of state.
He was also in charge of preparing the post-festivities brunch on 3 July, in conjunction with Joël Robuchon.
In 1986, Ducasse was offered the Chef position at the Hôtel de Paris in Monte Carlo, with management including the hotel's Le Louis XV. After assuring himself that the Hotel's other restaurant operations were operating well, Ducasse continued to run management.
In 1988, Ducasse expanded beyond the restaurant industry and opened La Bastide de Moustiers, a twelve-bedroom country inn in Provence  and he began attaining financial interests in other Provence hotels. On 12 August 1996, the Alain Ducasse restaurant opened in Le Parc – Sofitel Demeure Hôtels in the 16th arrondissement of Paris. The Red Guide awarded the restaurant three stars just eight months after opening.
Ducasse came to the United States and in June 2000 opened the Alain Ducasse restaurant in New York City's Essex hotel at 160 Central Park South, receiving the Red Guide's three stars in December 2005, in the first Red Guide for NYC. Ducasse became the first chef to have 3 restaurants awarded 3 Michelin stars at the same time. That restaurant closed in 2007 when Ducasse chose to open a restaurant in Las Vegas named Mix, which later went on to earn one star in the Michelin Red Guide.  In early 2008, Ducasse opened Adour, at the St. Regis Hotel on 16th and K Street in Washington, D.C., and has also opened a more casual Bistro Benoit New York, at 60 West 55th Street.
On 2 July 2011, Alain Ducasse prepared a multi-course gala dinner for Prince Albert, his bride Charlene Wittstock, and their 500 A-list guests at their royal wedding. It was the first time Ducasse prepared an official meal for a head of state. He was also in charge of preparing the post-festivities brunch on 3 July, in conjunction with Joël Robuchon.
Alain Ducasse