Since his degree Master of Music at the Sibelius academy in Helsinki 1997 Petri Lindroos has occurred at many opera houses in the major European cities such as Helsinki, Stockholm,Copenhagen, Oslo, Brussels, Luxembourg, Paris, London, Munich, Milan, Rome etc.
His repertoire includes roles such as King Filip (Don Carlo, Verdi), Fiesco (Simone Boccanegra, Verdi), Zaccharia (Nabucco, Verdi), Mefisto (Mefisto, Boito), Mefistophéles (Faust, Gounod and La Damnation du Faust, Berlioz), Sarastro (Die Zauberflöte, Mozart),
Figaro (Le Nozze di Figaro, Mozart), Commendatore and Leporello (Don Giovanni, Mozart) and Gremin (Onegin, Tchaikovskij) to mention a few. He is also a very sought interpreter of the big passions and masses throughout whole Europe.
To his last successes may be mentioned his interpreted Pimen in Boris Godunov at the Finnish National Opera stage and his appearing as Leporello with the La Monnaie-tour in Tokyo and series of Verdis Requiem (Westminster Cathedral, Verdi Festival in Parma, (Riccardo Muti)) and a tour with the Bavarian Radio-orchestra doing Messe Solennelle by Berlioz under the baton of Maestro Riccardo Muti (2007). Furthermore Commendatore in the Don Giovanni-production at the Festival de Radio France in Montpellier and Sarastro at the Opera Berlioz also in Montpellier. In fall 2008 he made his debut at the La Scala opera in Milan as King Filip and the Monk in Don Carlo conducted by maestro Daniele Gatti and in 2009 he sang Sarastro at the Chatelet opera (Paris). Furthermore he sang at the La Scala Tannhäuser-production 2010 with maestro Mehta as conductor and he appeared as King Marke in Wagners Tristan and Isolde with the Danish National Opera in 2012 with great success. In 2013 he interpreted the role of Banco in Macbeth (Verdi) at Teatro Lirico in Cagliari and Daland in Der Fliegende Holländer at Hessiches Staatstheater Wiesbaden. He also appeared as soloist in Verdi Requiem with Teatro San Carlo, Naples).
In the seasons 2011/12-2012/13 Lindroos was engaged at Den Norske Opera in Oslo-Norway were he appeared in roles as Sarastro, Basilio, Colline and Ramfis.
Among recent and upcoming engagements to be mentioned are the leading roles of Lady MacBeth (Shostakovitj) and Maskarade (Nielsen) at the Royal theater of Denmark, Hunding in Wagners Walküre with Kent Nagano in Montreal, Gremin in Eugen Onegin at the Copenhagen Festival, Narbal in Berlioz’s Les Troyens at the Hamburg Opera.