He studied singing with Maestro Alberto Sciaretta.
He made his debut in Chicago with the San Carlo Operea Company as Faust. In 1951, he made his debut at the New York City Opera as Alfredo.
He stayed at the City Opera until 1961.
On December 27, 1954 he took part in the world premiere of The saint of Bleecker Street at the New Yorker Broadway Theater
as Michele with Virginia Copeland, Gloria Lane, Leon Lishner, Maria di Gerlando, Maria Marlo, Thomas Schippers.
He sang at the festivals of Glyndebourne 1951, and of Edinburgh 1955 (Forza del destino with
Walburga Wegner, Bruce Dargaval, Stanley Mason,
Bruna MacLean, Philip Lewtas).
In 1952, he sang at the Maggio musicale in Florence as German (with Gianna Pederzini, Sena Jurinac, Rina Corsi, Mario Petri,
Ettore Bastianini, Sivio Majonica, Nives Poli, Artur Rodzinski) and in 1954 as Andrej in Mazepa
(with Ettore Bastianini, Magda Olivero, Boris Christoff, Maryana Radev, Ionel Perlea).
On May 8, 1955, he sang Michele in The Saint of Bleecker Street at La Scala with Danieli, Gasperini, Lane,
Maionica, Ottani, Ratti, Ruggiero, Schippers (total 4). On January 12, 1956 he sang in Troilus and Cressida at La Scala
with Colzani, Dow, Tajo, Sanzogno (total 4).
In 1956, he was at Covent Garden singing in Un ballo in maschera.
During 1961/2, he was at the Chicago Opera singing Alvaro and Vladimir (Prince Igor).
He appeared on TV including Tosca 1955 for NBC.
Poleri appeared in: N. Y. City Opera, New Orleans Opera, Pacific Opera, San Francisco, San Carlo Opera, Mobile Opera Guild, Ala.,
Jackson Opera Guild, Miss., St.Louis Municipal Opera. He made guest appearences in Central and South America.
Recordings: RCA (Faust in La damnation de Faust , 9th Symphony by Beethoven),
Melodram (Mazepa, Florence 1954), Documents (Pikovaja dama, Maggio
musicale Fiorentino 1952). There are also live recordings of Manon and Madama Butterfly.
Reference: Kutsch & Riemens