The TOSTI SYMPHONY ORCHESTRA Città di Ortona (OST) was born from the training experience of the YOUNG ACADEMIC Orchestra, inheriting its production and artistic curriculum. Like OIGA, the ensemble had already performed for important institutions and regional music reviews: Theater “F. P. Tosti ”- Ortona (Ch), Municipal Theater“ A. Di Jorio ”- Atessa (Ch), Mozart Week – Chieti, Frentana Musical Summer – Lanciano (Ch), Vasto Film Festival – Vasto (Ch), Marrucino Theater of Chieti. They were also invited to the prestigious GEZZIAMOCI Festival 2013, 2014 and 2015 in Matera and Melfi, appearing on the bill with internationally renowned artists, such as Paolo Fresu, Rita Marcotulli, Triluk Gurtu, the Area, Danilo Rea. Best Orchestra and the Grand Prix as the best ensemble overall at the CHORUS INSIDE INTERNATIONAL Competition – V Edition in Chieti. Also in 2013 they were guests of the Classic Ensemble Workshop “From the laboratory to the Theater” at the invitation of the Frentana Music Summer and the Abruzzo Region as part of the ARCHEOS project, recording a live CD and DVD. The MUSICI MARRUCINI, the BUTTERFLY Choir, I CANTORI DI ORTONA, LA COMPAGNIA DELL’ALBA, ACADEMY OF THE SHOW of Ortona (Ch) have collaborated with the White Voices choir. In July 2014 they were invited by the Italian Embassy in Brussels and by the A.N.E.A. to hold a series of concerts in Belgium on the occasion of the opening of the Italian Presidency of the European Union. In 2015, 2016, 2017 and 2018 the Association oversaw the concert season of the F. P. Tosti Theater in Ortona (Ch). Since 2019 he has collaborated with LA COMPAGNIA DELL’ALBA on the drafting of the program of the Concerts for the Theater Season of the F. P. TOSTI Theater in Ortona. Also in 2015 they were invited by the Abruzzo Region to open the Abruzzese Protagonism Week in Milan EXPO 2015 in the splendid setting of the Salone degli Affreschi of the Humanitarian Society. In 2016 and 2017 they were the orchestra of the GRAN GALA DEL MUSICAL under the direction of Fabrizio Angelini.
In 2017 they participate in the YOUNG BOHEMIA FESTIVAL in Prague (Czech Rep.) Performing at the Church of St. Nicholas and at the Mayakovsky Hall of the National House Vinhorady, obtaining on that occasion the GOLD LEVEL (the only Italian orchestra).
From 2018 and 2019 the OIGA presents itself as OST on the occasion of the Festival of Castelfidardo (An) THE ACCORDION IN THE WORLD at the invitation of Maestro Renzo Ruggieri as the official orchestra of the Festival.
Composers have written for them such as: A. Cericola, R. Ruggeri, C. Chiacchiaretta, W. Gaeta.
They have collaborated with important soloists and actors: M. Placido, C. Chiacchiaretta, A. Kurti, R. Ruggeri, D. Orlando.
The Orchestra has three discs to its credit.