Luca Massaglia was born in Turin (Italy).
He earned the Organ and Organ Composition degree with top marks (110/110) at the Giuseppe Verdi Conservatory of Turin.
He attended many international masterclasses held by Ludger Lohmann (from 2004 to 2009), Louis Robilliard (from 2005 to 2009), Luigi Ferdinando Tagliavini (2008) and Bernard Winsemius, with this last one at the Internationale Zomeracademie voor Organisten (International Summer Academy for Organists) of Haarlem (The Netherlands).
He was given private lessons by Prof. Louis Robilliard (at the Cavaillé-Coll organ of Saint-François-de-Sales church of Lyon) and by Prof. Arturo Sacchetti.

He has been organist at the Madonna degli Angeli Sanctuary of Torino since 2001 and at the Real Chiesa di San Lorenzo of the same city since 2021.
He was Artistic Director of Note per la Sindone (Notes for the Holy Shroud) Organ Festival (promoted by Unione Musicale of Turin and financed by Regione Piemonte - Culture Committee) held at Turin in May 2010 on occasion of the celebrations for the Solemn Ostension of the Holy Shroud.
He was counselor member of ASPOR Piemonte (Association for the Safeguard of the Organistic Patrimony of Piedmont Region).

From 2016 to 2019 he was Piano teacher at the San Giuseppe College of Turin, directed by the De La Salle Brothers.
He was invited to give a masterclass, which took place in April 2016 (subject of the course: the Six Organ Sonatas, op. 65, by Felix Mendelssohn-Bartholdy), at the Gnessin Russian Academy of Music in Moscow.

His set of 19 organ pieces "The Parables of Jesus in the Gospel of Luke" (op. 4) has been published by Strube Verlag of Munich (Germany).
His two pieces "Psalm IV" (Evening Prayer) (op. 6) and "Psalm LXII" (op. 9) have been published as "Two Psalms" by Zimbel Press of Cambridge (Massachusetts, U.S.A.).
Some of his organ works have been performed in concert by soloists like:
- Guna Kise (Latvia), at Riga Cathedral (Latvia)
- Andrey Bardin (Russia), at the Organ Hall of the Philharmonic Society in Krasnoyarsk (Russia)
- Maria Mokhova (Russia-Germany)
- Maria Blazhevich (Russia), at the Organ Hall of the Philharmonic Society in Tomsk (Russia)
- "Artbene" Duo (Anna Vetlugina and Dmitri Maksimenko) (Russia)
- Anna Yurkova (Russia)
- Artur Galimov (Russia)
- Elena Kozemirenko (Russia)
- Hartwig Barte-Hanssen (Germany)
- Burkhard Mohr (Germany)
- Colin Mark Andrews (England-U.S.A.)
- Carson Cooman (U.S.A.), at The Memorial Church of Harvard University in Cambridge (Massachusetts, U.S.A.)
- Karen Stephens Taylor (U.S.A.)
- Victoria Lundberg Gornick (U.S.A.)
- Marisol Mendive (Spain), on occasion of the XXX Festival de Órgano e Música Antigua de Xunqueira de Ambía
- Asel Smagulova (Kazakhstan)
- Paola Talamini (Italy), at the Basilica di Santa Maria della Salute in Venezia
- Stefano Bertuletti (Italy)
- Ivan Ronda (Italy)

Besides, extracts from "The Parables of Jesus in the Gospel of Luke" have been played by Josep Solé Coll, organist of the Papal Basilica of St. Peter in the Vatican, on occasion of some liturgical celebrations at St. Peter's.

His transcription for organ of the tone poem for orchestra "In the Steppes of Central Asia" by Alexander Porfir'evič Borodin has been published by Evensong Music of Coon Rapids (Minnesota, U.S.A.).

In October 2013 he took part to the 3rd International Scientific Conference "Theoretical and methodological foundations of art education in the context of European integration" at the Anton Semenovyč Makarenko National University of Pedagogy of Sumy (Ukraine), presenting the article "The genesis of the French organ school", which has then been published on the journal of the Department of Arts of the aforesaid University.

He is the dedicatee of pieces by Carson Cooman (U.S.A.), Michael Canales (U.S.A.), Dante Boon (The Netherlands), Eva-Maria Houben (Germany), Boryslav Stronko (Ukraine), Milko Bizjak (Slovenia), Aare-Paul Lattik (Estonia), Giovanna Dongu (Italy), Carlotta Ferrari (Italy), Marco Lo Muscio (Italy), Grimoaldo Macchia (Italy), Enrico Pasini (Italy).

He performed concerts as soloist in Italy and abroad: Austria, Belarus, Croatia, England, Estonia, Åland Islands (Finland), France, Germany, Hungary, Latvia, Norway, Poland, Portugal, Romania, Russia, Spain, Sweden, Ukraine, U.S.A. and Wales.
Among them, the ones held in the following venues:
- Riga Cathedral (Latvia)
- Memorial Church of Harvard University in Cambridge (Massachusetts, U.S.A.)
- Central Synagogue in New York (U.S.A.)
- First Lutheran Church and Trinity Episcopal Church in Boston (Massachusetts, U.S.A.)
- Nantes Cathedral (France) - on two occasions, also performing pieces by Félix Moreau in the presence of the composer
- Saint-Nazaire-et-Saint-Celse Basilica in Carcassonne (France)
- Marktkirche in Wiesbaden (Germany)
- St. Andreas-Kirche in Hildesheim (Germany)
- Neuer Dom and Martin-Luther-Kirche in Linz (Austria)
- Lund Cathedral (Sweden)
- Konstmuseum (Museum of Arts) in Malmö (Sweden)
- Zagreb Cathedral (Croatia)
- Catholic Cathedral in Moscow (Russia) - on two occasions
- Evangelical Lutheran Cathedral in Moscow (Russia) - on two occasions
- Central Evangelical Baptist Church in Moscow (Russia)
- St. Mary's Lutheran Cathedral in Saint Petersburg (Russia)
- Concert Hall of the Nazib Zhiganov State Conservatory in Kazan (Russia) - on two occasions
- Organ Hall of the Philharmonic Society in Tomsk (Russia)
- Organ Hall of the Philharmonic Society in Penza (Russia) - on two occasions
- Organ Hall of the Philarmonic Society in Krasnoyarsk (Russia)
- Concert Halls of the Philharmonic Societies in Murmansk and Ulyanovsk (Russia)
- Chamber Music Hall of the Pomorskaya Philharmonic Society in Arkhangelsk (Russia)
- Organ Hall in Naberezhnye Chelny (Russia)
- Catholic Cathedral in Minsk (Belarus)
- Concert Hall of the Philharmonic Society in Vitebsk (Belarus)
- St. Sophia Cathedral in Polotsk (Belarus) - on two occasions
- Hall of Organ and Chamber Music in Dnepropetrovsk (Ukraine) - on two occasions
- Concert Halls of the Philharmonic Societies in Donetsk, Uzhgorod and Sumy (Ukraine)
- Biserica Neagră (Black Church) in Braşov (Romania)
- Klasztor Cystersów (Cistercian Monastery) in Jędrzejów (Poland)
- Monza Cathedral (Italy)
- San Gaudenzio's Basilica in Novara (Italy)

Several concerts were given on occasion of international festivals and events, among which:
- Mūzika Katedrālē - Koncerti Rīgas Domā, at Riga Cathedral (Latvia)
- Fall Tuesday Recital Series, at the Memorial Church of Harvard University in Cambridge (Massachusetts, U.S.A.)
- The Gabe M. Wiener Memorial Organ Concerts, at the Central Synagogue in New York (U.S.A.)
- Boston Bach Birthday 325, at the First Lutheran Church in Boston (Massachusetts, U.S.A.)
- Fridays at Trinity, at the Trinity Episcopal Church in Boston
- Orgelmusik zur Marktzeit, at the Marktkirche in Wiesbaden (Germany)
- Schlangenbader Abendmusik, at the Evangelische Christuskirche in Schlangenbad (Germany)
- Augsburger Orgelnacht, at the St. Peter und Paul-Kirche in Augsburg (Germany)
- Internationaler Erwitter Orgelherbst, at the la St. Laurentius-Kirche in Erwitte (Germany)
- Urdaibaiko Organoak "Joxe Mari Eguileor", in Basque Country
- Pärnu Orelifestival, at the Eliisabeti Kirik in Pärnu (Estonia)
- Orgelvespern, at the Martin-Luther-Kirche in Linz (Austria)
- Sonntag Mittagskonzerte im Mariendom Linz (Austria)
- Orgelkonzerte "Klangfarben", at the Heilige-Familie-Kirche in Linz (Austria) - on two occasions
- Orgelpunkt12, at the Stadtpfarrkirche in Freistadt (Austria)
- Festival Orgulje Zagrebačke Katedrale, at Zagreb Cathedral (Croatia)
- Les Estivales d'Orgue de la Cité, at Saint-Nazaire-et-Saint-Celse Basilica in Carcassonne (France)
- Plein Jeu à Saint-Clodoald, at Saint-Clodoald Church in Saint-Cloud (Paris, France)
- Skånes Orgelveckor, at the Konstmuseum in Malmö and Lund Cathedral (Sweden)
- Music from the Cathedrals of the World, at the Catholic Cathedral in Moscow (Russia)
- "Organo Pleno" International Organ Music Festival, at the Nazib Zhiganov State Conservatory in Kazan (Russia)
- The World, the Ages, the Names..., at Concert Hall of the Philharmonic Society in Ulyanovsk (Russia)
- Organists' World, at the Organ Hall of the Philharmonic Society in Krasnoyarsk (Russia)
- Praise to the Organ, at the Chamber Music Hall of the Pomorskaya Philharmonic Society in Arkhangelsk (Russia)
- ORGANic Union, at the "Jaani Kirik" Concert Hall in Saint Petersburg (Russia)
- Orgelkonzerte - Concerte de Orgă, at the Biserica Neagră in Braşov (Romania)
- April Music and Grand-Show "25 Years in the Orbit of Music", at the Hall of Organ and Chamber Music in Dnepropetrovsk (Ukraine)
- International Music Festival "Spring of Prokofiev", at the Concert Hall of the Philharmonic Society in Donetsk (Ukraine)
- Music without Borders, at the Concert Hall of the Transcarpathian Philharmonic Society in Uzhgorod (Ukraine)
- Organum, at the Concert Hall of the Philharmonic Society in Sumy (Ukraine)
- Evenings of Organ Music, at St. Paul's Lutheran Church in Odessa (Ukraine)
- International Festival of Sacred Music in Honor of St. Cecilia, at the Catholic Cathedral in Minsk (Belarus)
- Glatter-Götz invites..., at the Concert Hall of the Philharmonic Society in Vitebsk (Belarus)
- "St. Sophia Cathedral's Bells" International Organ Music Festival, at St. Sophia Cathedral in Polotsk (Belarus)
- Międzynarodowy Festiwal Muzyki Organowej i Kameralnej Jędrzejów, at the Church of the Cistercian Monastery in Jędzrejów (Poland)
- Międzynarodowy Festiwal Muzyki Organowej i Kameralnej Trzebnica, at the St. Bartholomeus and St. Hedvige of Silesia Sanctuary in Trzebnica (Poland)
- Lunchtime Recitals, at Sheffield Cathedral
- Music on Mondays, at Brecon Cathedral (Wales)
- Vespri e Messe d'Organo nella Vigilia, at Monza Cathedral (Italy)
- In Concerto sotto la Cupola - Festival di Musica Sacra, at San Gaudenzio's Basilica in Novara (Italy)
- Rassegna Organistica "Madonna del Divino Amore", at the new Sanctuary of the Madonna del Divino Amore in Castel di Leva (Roma, Italy)
- Festival Organistico Internazionale "Vespri a Cristo Re" (concert at Pesaro Cathedral, Italy)
- Orgelmatiné, at Tønsberg Cathedral (Norway)
- Sommerkonserter, at the Lillehammer Kirke in Lillehammer (Norway)
- Sommer-konsertene, at the Bragernes Kirke in Drammen (Norway)
- Sommerkonserter and Sommerlørdag, at the Gjøvik Kirke in Gjøvik (Norway)
- Hangversenyek a Bencés Apátságban, at the Church of the Benedictine Abbey in Tihany (Hungary)

From 2009 to 2012 he was part of the Duo "Ricercare" (organ and saxophone), which performed concerts in various Italian venues, in Austria, England, Germany, Poland, Portugal, Switzerland and U.S.A.
Among them, the ones held in the following venues:
- Methuen Memorial Music Hall in Methuen (Massachusetts, U.S.A.)
- King's Chapel and Trinity Episcopal Church in Boston (U.S.A.)
- St. Marien Cathedral in Hamburg (Germany)
- "Bach-Saal" of Christian Albrecht University in Kiel (Germany)
- St. Peter's Italian Church in London
- Deutsche Evangelische Kirche in Lisbon
- Leiria Cathedral (Portugal)

Several concerts were given on occasion of international festivals, among which:
- Organ Recital Series, at the Methuen Memorial Music Hall in Methuen
- Tuesday Recitals, at the King's Chapel in Boston
- Fridays at Trinity, at the Trinity Episcopal Church in Boston
- Musiksommer Bad Schallerbach, in Bad Schallerbach (Austria)
- Letnie Koncerty Organowe i Kameralne we Władysławowie, at the church of the Assumption of the Blessed Virgin Mary in Władysławowo (Poland)
- Organalia, in Piedmont (Italy)

In November 2011 the Duo recorded, for Elegia Records label, a cd titled "Ástor Piazzolla - ritratto d'autore".

In 2017 he founded the "Russian-Italian Organ Duo" together with the Russian pianist and organist Elena Kalashnikova.
The Duo has given concerts in Italy, Norway, Russia and Sweden, on occasion of - among others - the following international festivals:
- International Siberian Organ Festival, at the Organ and Chamber Music Hall of the Philharmonic Society in Omsk (Russia)
- Skånes Orgelveckor, at the Allhelgonakyrkan in Lund, the Sankt Petri Kyrka in Malmö, the Höörs Kyrka in Höör (Sweden)
- Orgelmatiné, at Tønsberg Cathedral (Norway)
- Sommerkonserter, at the Lillehammer Kirke in Lillehammer (Norway)
- Sommer-konsertene, at the Bragernes Kirke in Drammen (Norway)
- Sommerlordag, at the Gjøvik Kirke in Gjøvik (Norway)

The Duo is characterized especially by a matchless repertoire, which includes original pieces for organ 4-hands, original pieces for two organs and transcriptions.
Several composers have written specially for the Duo: Franklin D. Ashdown (U.S.A.), Jay C. Batzner (U.S.A.), Michael Canales (U.S.A.), Carson Cooman (U.S.A.), Emma Lou Diemer (U.S.A.), Paul A. Epstein (U.S.A.), Stanley M. Hoffman (U.S.A.), Robert S. Potterton (U.S.A.), Justin H. Rubin (U.S.A.), Charles Shadle (U.S.A.), Arsen Harutyunyan (Armenia), Khadija Zeynalova (Azerbaijan - Germany), Johan Famaey (Belgium), Adrian Vernon Fish (England), John Riley (England), Paul Ritchie (England), Aaro Pertmann (Estonia), Tapio Säyppö (Finland), Wolfram Graf (Germany), Eva-Maria Houben (Germany), Alexander Moseler (Germany - Russia), Markus Nickel (Germany), Andreas Willscher (Germany), Victor Kioulaphides (Greece - U.S.A.), Gilberto Bosco (Italy), Fausto Caporali (Italy), Guido Donati (Italy), Carlotta Ferrari (Italy), Walter Gatti (Italy), Paolo Lazzeri (Italy), Grimoaldo Macchia (Italy), Grazia Salvatori (Italy), Angelo Maria Trovato (Italy), Eilert Tøsse (Norway), Konstancja Kochaniec (Poland), Șerban Nichifor (Romania), Irina Dubkova (Russia), Olesya Rostovskaya (Russia), Anna Vetlugina (Russia), Milko Bizjak (Slovenia), Mateo Soto (Spain), Maria Löfberg (Sweden), Johan-Magnus Sjöberg (Sweden), Boryslav Stronko (Ukraine).

Luca Massaglia also cooperated with the following artists:
- Paolo Maria Guardiani (Italy), organist
- Marco Casazza (Italy), violinist, with whom he founded the Duo "Gargoyles", which gave - among others - a concert at Narbonne Cathedral (France) on occasion of the Festival d'Orgue de Narbonne
- Margit Lykke Christensen (Denmark), mezzosoprano, with whom he gave a concert at Dol-de-Bretagne Cathedral (France) on occasion of the "Jean Langlais" International Festival
- Sergey Belgisov (Russia), saxophonist, with whom he gave concerts at the Leonid Sobinov State Conservatory in Saratov (Russia) on occasion of two editions of the Saratov International Organ Festival and at the Organ Hall the Regional Philharmonic Society in Penza (Russia)
- Stanislav Podrushin (Russia), saxophonist, with whom he gave a concert at the Modest Mussorgky State Conservatory in Astrakhan (Russia)
- Duo Violoncellissimo (Ukraine - Vadim Larchikov, cello and viola da gamba; Olga Veselina, cello)
- Accademia Corale Guido d'Arezzo (Italy) (Riccardo Naldi, conductor)