The riots across the French city initially started as a reaction to the murder of a 17-year-old by French police.
Police clashed with protesters in the northern city of Lille and in Toulouse in the southwest, and there was also unrest in Amiens, Dijon and the Essonne administrative department.
Cars and buildings burned while protestors faced off against police in Paris after a teenager was shot during a traffic stop.
Keneo was linked to the Paris Olympics candidacy committee before the French capital was awarded the 2024 Summer Games.
At least 16 people were injured, including seven who are in a critical condition, police said.
The search was ordered by the French national financial prosecutor's office