Born in Milan, Luigi Ademollo received his artistic training at the Brera Academy before establishing his career in Florence. He became a prolific figure in the Tuscan art scene, securing numerous commissions for the decoration of palaces, theaters, and churches.

His practice focused primarily on neoclassical fresco cycles, often depicting historical, mythological, and religious subjects. His work is characterized by a disciplined adherence to the academic traditions of his era, contributing to the interior aesthetics of several prominent Italian architectural sites.

Ademollo remains recognized for his technical proficiency in large-scale wall painting and his role in the decorative arts of the Napoleonic and Restoration periods in Italy.