During intense activity within Neapolitan traditional music, begun in 1979, Nini played in numerous festivals and shows exhibiting in Toronto, Montreal, Vienna and Berlin.
Nini has appeared on Italian television (Domenica In, Cantagiro, Capodanno RAI 1) and radio (Notturno italiano, Audiobox, Radio3 Suite) as a saxophonist, composer and arranger. He has composed music for theatrical productions and film scores. He starred as a soloist in pop music shows, participating in the Soul Brothers Band tour of Enzo Avitabile in the Tunisi Amphitheatre (1992).
He played at the "Carrefour de la Mediterraneé" in Salonicco (1991), in the orchestra of the show "La Réve de Kokò" at the Les Halles auditorium of Paris, and at the Reggia di Caserta playing Paolo di Sarcina music (1993).
Under the direction of maestro Renato Piemontese, he was a soloist in the "Media Aetas" group for the Roberto De Simone show "Rosa del Ciel" (Palermo, 2000). Nini played in the theatrical playing orchestra of Raffaele Viviani's "Eden Teatro" in the 2002–2003 Roberto De Simone version, for the reopening of the Trianòn Theatre of Naples.
Enzo Nini participated in the "Premio Diaristico Pieve S.Stefano" (Pieve Santo Stefano, Arezzo, Italy, 1998).
He played, composed and prepared the musical reading festival "Il suono dei poeti" for the Literary Coffee "Intra Moenia" of Naples (1998–99).
He composed and performed music for the concerts "Suoni e Parole da Giacomo Leopardi" at the Chiostro di S.Patrizia (Naples, 1999) at the theatre "La Perla" ( Agnano, NA, 1999) at the Sannino auditorium (Ponticelli, NA, 1999) in the La Valle dell'Orso amphitheatre to close the celebrations of "Leopardi in Campania" (Torre del Graco, NA, 2000).
In the show "La sagra del 99" with Eleonora Puntillo, he played at Villa Campolieto (Ercolano, Italy, 1999); at the Certosa di Padula (Padula, Salerno 1999); and in "Sala della Loggia" at the Maschio Angioino Castle for the "Marzo Donna" festival (NA, 2000).
He wrote music and played for the show "L'Orologio Federico" at San Giorgio a Cremano, concluding the week of studies on Federico Fellini with the poet Mariano Baino and the actor Antonello Cossia (NA, 1999).
At the Arenile di Bagnoli (NA), he has played, composed and prepared the poetico-musical festival "Armi Improprie" with Enzo Gragnaniello, Marcello Colasurdo, Renato Carpentieri and the lawyer Vincenzo Siniscalchi (1999).
With the poet Mariano Bàino at the Maschio Angioino, has participated to the international encounter of poetry "Napoli Poesia" (2000).
He played at the "Literary Park Giordano Bruno" of Nola NA "Una poesia per Gerusalemme", interacting with the poets Muhammad Hanza Jhanien, Ronny Someck and Fausta Squatriti, introduced by Roberto De Simone (2002).
At the theatre Garibaldi of Bisceglie (Bari): "L'Incanto Muore Senza Lutti" – gossip for Luciano Berio with Roberto De Simone, Edoardo Sanguineti and Carmine Lubrano, music and elaboration of the text edited by Enzo Nini commissioned for the death of Luciano Berio (2003).
He played his music at Maschio Angioino Castle of Naples for Camillo Capolongo video show with Wanda Marasco. For the show "Cangiullo and Campana" with Tonino Taiuti. Also "Carmina Foemine" with Wanda Marasco, Linda Santojanni and Monica Ventra.
At Galleria Morra of Naples: 20 May, played for performance "Sfinimondo di Nanni Balestrini" with Raffaele Rizzo (2004).Enzo Nini played his music for "Voci Dissonanti – La Dispensa della Follia" with Bruno Tommaso and Marcello Colasurdo (Rome, 2001).
Passaggio a Trieste with the writer Fabrizia Ramondino and the psychiatrist Assunta Signorelli (NA, 2001).
"Global no-global – La Stanza sull'Acqua" at the Elsa Morante Prize (Bacoli NA, 2001).
"Fermenti" at the Artists Club of Rome with Mimmo Napolitano and Patrizia del Vasco (2001).
"I misteri della Napoli sotterranea" and "la Rivoluzione del 1799" at the Kulturbrauerei theatre of Berlin (8/9 June 2002).
"Cantos desde Partenope" and "Neruda en el Corazon" at Castel Sant'Elmo in occasion of 50° Premio Napoli (2004), with Patrizia Del Vasco, Marcello Colasurdo, Maurizio Villa and the participation of the Madrilenian singer Amancio Prada.
At the Sibilla Cumana Cavern of Bacoli for the "Itinerari della Psiche" during the AIPA (Italian Association of Psychology Analytics) meeting (2004) with Patrizia di Vasco, Marcello Colasurdo and the Tammorre Vesuviane.
Enzo Nini Rubber Band, Quartieri Spagnoli
Musical editions Officina 1990 Product from Enzo Nini & Steps Multimedia
Demo listen 15 sec. of Lullaby For Paco
Enzo Nini Rubber Band, Doppio Sogno Doppio
Polosud Musical editions 1997 Product from Enzo Nini
Demo listen 15 sec. of Boccadimiele
Compagnia Musicale Paolo Di Sarcina: Kammermuzak
PoloSud Musical editions 1996
Product from Paolo Di Sarcina & Luciano Nini
Demo: listen 15 sec. of Cose di Terracotta
Compagnia Musicale Paolo Di Sarcina: Veleno
PoloSud Musical editions 2002
Product from Paolo Di Sarcina & Elia Di Filippo
Demo: listen 15 sec. of Slapstick
FA.LA.UT. Collection: I Flautisti Jazz Italiani
Falaut Musical editions 2002
Artistic Direction: Salvatore Lombardi
Officina Musical editions – Il Manifesto 2003
Product from L. Di Fenza – Hoziè – Guarracino
Demo: listen 15 sec. of Sta Me Ci Zivot
Orchestra JAM – Orchestra Jazz a Majella: Lettere da Orsara
PoloSud Musical editions 2003
Product from: "JAM" direct from: Bruno Tommaso
Demo: listen 15 sec. of Immigrati
Orchestra JAM – Orchestra Jazz a Majella: Specula & Gemini
Musical Editions SuonidelSud & RAI Trade 2004
Product from "JAM" direct from: Bruno Tommaso
Demo: listen 15 sec. of Corale Veni redemptor gentium
A.L.A.D.IN.: Contrappunti in Utopia
Poems in Music by Vittorio Russo – Book and CD Pironti Editor 2005
Product from ALADIN – Original Musics of Enzo Nini
Demo: listen 15 sec. of Contrappunti in Utopia