Livio Castiglioni was born in 1911 in Milan, where he graduated in architecture in 1936. He opened an office with architect Luigi Caccia Dominioni, which his brothers Pier Giacomo and Achille would later join. Lights, sounds, and audiovisuals were his main interests. From 1940 to 1956, he was a consultant for Phonola and later (from 1960 to 1964) for Brionvega. In 1956, he founded the ADI (Associazione per il Design Industriale) with his brothers and served as its president from 1959 to 1960.

From 1972 to 1979, he was co-owner of the practice on Via Presolana with his son Piero and designed lighting projects for various public and private art galleries, as well as hotels, offices, showrooms, shops, private residences, and temporary exhibitions in Italy and abroad. Special editions of his lighting equipment, produced on a small scale, included the Scintilla lighting system.

He designed for several companies, including Alessi, Artemide, Fontana Arte, and Stilnovo.

He passed away in Milan in 1979.

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