1.Based on legal nature:
a. Public institutions:
-created by the state to provide public services.
-have legal personality and financial autonomy.
-governed by public law(hospitals public...)
B.Private institutions:
-owned by individuels or private entities.
-governed by commercial and civil law.
-aim to generate profit.
2.Based on legal structure:
A.sole proprietorship:
-Owned by one person.
-No distinction between personal and business assets.
B.companies:
1.partnerships:
-Société en Nom Collectif (SNC): General partnership with joint liability.
-Société en Commandite Simple (SCS): Limited partnership with general and limited partners.
2.corporations:
-Société à Responsabilité Limitée (SARL): Limited liability company (1–50 partners).
-Entreprise Unipersonnelle à Responsabilité Limitée (EURL): Single-member SARL.
-Société par Actions (SPA): Joint-stock company (minimum 5 shareholders; suitable for large-scale enterprises).
3.Based on activity:
-industrial institutions .
-commercial institutions.
-service_oriented institutions.
4.based on size:
-small enterprises.
-medium enterprises.
-large enterprises.
5.Based on ownership:
-public sector institutions.
-mixed institutions.
-private sector institutions.