| 1987 | The Complete Music for Solo Piano, Volume 1: Liszt Waltzes | Franz Liszt; Leslie Howard | | 1 |
| 1988 | The Complete Music for Solo Piano, Volume 2: Ballades, Legends and Polonaises | Franz Liszt; Leslie Howard | | 1 |
| 1989 | The Complete Music for Solo Piano, Volume 3: Fantasy / Variations / Funeral Odes / Concert Solo | Franz Liszt; Leslie Howard | | 1 |
| 1989 | The Complete Music for Solo Piano, Volume 4: Transcendental Studies | Franz Liszt; Leslie Howard | | 1 |
| 1990 | The Complete Music for Solo Piano, Volume 5: Saint-Saëns, Chopin & Berlioz Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1990 | Piano Sonatas nos. 1 & 3 | Anton Rubinstein; Leslie Howard | | 1 |
| 1990 | Piano Sonatas nos. 2 & 4 | Anton Rubinstein; Leslie Howard | | 1 |
| 1990 | The Complete Music for Solo Piano, Volume 6: Liszt at the Opera I | Franz Liszt; Leslie Howard | | 2 |
| 1990 | The Complete Music for Solo Piano, Volume 7: Harmonies poétiques et religieuses | Franz Liszt; Leslie Howard | | 1 |
| 1990 | The Complete Music for Solo Piano, Volume 8: Weihnachtsbaum / Via Crucis | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 9: Sonata / Elegies / Consolations / Gretchen / Totentanz | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 10: Hexaméron / Symphonie fantastique | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 11: The Late Pieces | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 12: Années de pèlerinage III / Historical Hungarian Portraits / Five Hungarian Folksongs | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 13: À la chapelle Sixtine / Six Preludes and Fugues / Fantasie and Fugue in G minor | Franz Liszt; Leslie Howard | | 1 |
| 1991 | The Complete Music for Solo Piano, Volume 14: Pieces from Christus and St. Elisabeth / Polonaises de St. Stanislaus / Salve Polonia | Franz Liszt; Leslie Howard | | 2 |
| 1991 | The Complete Music for Solo Piano, Volume 15: Song Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1992 | The Complete Music for Solo Piano, Volume 16: Bunte Reihe | Franz Liszt; Leslie Howard | | 1 |
| 1992 | The Complete Music for Solo Piano, Volume 17: Liszt at the Opera II | Franz Liszt; Leslie Howard | | 1 |
| 1992 | The Complete Music for Solo Piano, Volume 18: Liszt at the Theatre | Franz Liszt; Leslie Howard | | 1 |
| 1992 | The Complete Music for Solo Piano, Volume 19: Liebesträume and Other Song Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1992 | The Complete Music for Solo Piano, Volume 20: Album d'un voyageur | Franz Liszt; Leslie Howard | | 1 |
| 1993 | The Complete Music for Solo Piano, Volume 21: Soirées musicales & Soirées italiennes | Franz Liszt; Leslie Howard | | 1 |
| 1993 | The Complete Music for Solo Piano, Volume 22: The Complete Symphonies | Beethoven, Liszt; Leslie Howard | | 1 |
| 1993 | The Complete Music for Solo Piano, Volume 23: Harold in Italy | Franz Liszt; Leslie Howard, Paul Coletti | | 1 |
| 1993 | The Complete Music for Solo Piano, Volume 24: Beethoven and Hummel Septets | Franz Liszt; Leslie Howard | | 1 |
| 1993 | The Complete Music for Solo Piano, Volume 25: The Canticle of the Sun | Franz Liszt; Leslie Howard | | 1 |
| 1994 | The Complete Music for Solo Piano, Volume 26: The Young Liszt | Franz Liszt; Leslie Howard | | 1 |
| 1994 | English Music for Viola | Paul Coletti, Leslie Howard | | 2 |
| 1994 | The Complete Music for Solo Piano, Volume 27: Fantasies, Paraphrases and Transcriptions of National Songs and Anthems | Franz Liszt; Leslie Howard | | 1 |
| 1994 | The Complete Music for Solo Piano, Volume 28: Dances and Marches | Franz Liszt; Leslie Howard | | 1 |
| 1994 | The Complete Music for Solo Piano, Volume 29: Magyar dalok & Magyar rapszódiák | Franz Liszt; Leslie Howard | | 1 |
| 1994 | The Complete Music for Solo Piano, Volume 30: Liszt at the Opera III | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 31: The Schubert Transcriptions I | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 32: The Schubert Transcriptions II | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 33: The Schubert Transcriptions III | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 34: Douze Grandes Études | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 35: Arabesques: Russian and Hungarian Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1995 | The Complete Music for Solo Piano, Volume 36: Excelsior! | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 38: Les Préludes / Concert Études / Episodes from Lenau's "Faust" | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 37: Tanzmomente | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 39: Première année de pèlerinage - Suisse / Trois morceaux suisses | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 40: Gaudeamus Igitur / Pièces d'occasion | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 41: The Recitations with Piano | Franz Liszt; Leslie Howard | | 1 |
| 1996 | The Complete Music for Solo Piano, Volume 42: Liszt at the Opera IV | Franz Liszt; Leslie Howard | | 1 |
| 1997 | The Complete Music for Solo Piano, Volume 43: Deuxième année de pèlerinage – Italie / Venezia e Napoli | Franz Liszt; Leslie Howard | | 1 |
| 1997 | Piano Sonatas | Pyotr Il'yich Tchaikovsky; Leslie Howard | | 2 |
| 1997 | The Complete Music for Solo Piano, Volume 44: The Early Beethoven Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1997 | The Complete Music for Solo Piano, Volume 45: Rapsodie espagnole | Franz Liszt; Leslie Howard | | 1 |
| 1997 | Solo Piano Music | Anton Rubinstein; Leslie Howard | | 1 |
| 1997 | The Complete Music for Solo Piano, Volume 46: Meditations | Franz Liszt; Leslie Howard | | 1 |
| 1997 | The Complete Music for Solo Piano, Volume 47: Litanies de Marie | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 48: Complete Paganini Études | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 49: Schubert and Weber Transcriptions | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 50: Liszt at the Opera V | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 51: Paralipomènes | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 52: Ungarischer Romanzero / Deux marches dans le genre hongrois | Franz Liszt; Leslie Howard | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 53a: Music for Piano and Orchestra 1 | Franz Liszt; Leslie Howard, Budapest Symphony Orchestra, Karl Anton Rickenbacher | | 1 |
| 1998 | The Complete Music for Solo Piano, Volume 53b: Music for Piano and Orchestra 2 | Franz Liszt; Leslie Howard, Budapest Symphony Orchestra, Karl Anton Rickenbacher | | 1 |
| 1999 | The Complete Music for Solo Piano, Volume 54: Liszt at the Opera VI | Franz Liszt; Leslie Howard | | 1 |
| 1999 | The Complete Music for Solo Piano, Volume 55: Grande Fantaisie de bravoure sur La Clochette | Franz Liszt; Leslie Howard | | 1 |
| 1999 | The Complete Music for Solo Piano, Volume 56: Rarities, Curiosities, Album Leaves and Fragments | Franz Liszt; Leslie Howard | | 1 |
| 1999 | The Complete Music for Solo Piano, Volume 57: Hungarian Rhapsodies | Franz Liszt; Leslie Howard | | 1 |
| 2000 | The Best of Percy Grainger | Percy Grainger; Leslie Howard, Sydney Symphony Orchestra, Melbourne Symphony Orchestra, Adelaide Symphony Orchestra, John Hopkins, Geoffrey Simon | | 1 |
| 2002 | New Liszt Discoveries | Franz Liszt; Leslie Howard | | 1 |
| 2004 | New Liszt Discoveries 2 | Franz Liszt; Leslie Howard | | 1 |
| 2004 | Russian Romantics for Cello and Piano | Rachmaninoff, Glazunov, Balakirev; Jonathan Cohen, Leslie Howard | | 1 |
| 2011 | New Liszt Discoveries 3 | Franz Liszt; Leslie Howard | | 1 |
| 2014 | Piano Quartets | Rubinstein; Leslie Howard, Rita Manning, Morgan Goff, Justin Pearson | | 2 |
| 2016 | Études in Black and White | Leslie Howard | | 1 |
| 2017 | Belle Epoque – Complete Works for Two Pianos & Piano Duet | Reynaldo Hahn; Leslie Howard, Mattia Ometto | | 1 |
| 2018 | Twelve Symphonic Poems | Liszt; Leslie Howard, Mattia Ometto | | 1 |
| 2018 | New Discoveries, Volume 4 | Liszt; Leslie Howard | | 2 |
| 2021 | Glazunov: Piano Music | Alexander Glazunov & Leslie Howard | | 1 |
| 2024 | Faust Symphony, Dante Symphony, Beethoven Symphony No.9 | Franz Liszt; Mattia Ometto & Leslie Howard | | 1 |
