Will’s repertoire as Conductor (or Assistant Conductor/Chorusmaster*) includes the following major works:
| Andrew | Rhymes and Charms for fly-away things |
| Armstrong Gibbs | The Passing Year |
| Bach | B Minor Mass* Christmas Oratorio Lobet den herrn St John Passion St Matthew Passion* Du sollt Gott, deinen Herren, Lieben BWV 77 Wir Danken dir BWV 29 Komm Jesu Komm Singet dem Herrn |
| Barber | Reincarnations |
| Bernstein | Chichester Psalms |
| Brahms | Requiem |
| Britten | AMDG A Boy was Born Sea Interludes from Peter Grimes* The Company of Heaven Rejoice in the Lamb St Nicholas |
| Bush | Christmas Cantata | Byrd | Complete Latin Works (over 24 hours, in aid of the church of St Mary Magdalen, Oxford) |
| Coleridge-Taylor | Hiawatha’s Wedding Feast |
| Copland | In the begininning |
| Dove | The passing of the year* Open to me the gates |
| Duruflé | Requiem |
| Dvorak | Symphony no.9 |
| Elgar | Dream of Gerontius* The Music Makers* From the Bavarian Highlands |
| Fauré | Requiem |
| Handel | Alexander’s Feast* Ode for St Cecilia* Coronation Anthems Dettingen Te Deum Dixit Dominus Judas Maccabaeus* The triumph of time and truth* Messiah |
| Haydn | The Creation The Seasons Te Deum Little Organ Mass Nelson Mass Symphony no.38 |
| Holst | The Planets* |
| Howells | Requiem |
| Jackson | Requiem |
| Lauridsen | Lux Aeterna |
| Lehar | The Merry Widow* |
| Leighton | Crucifixus pro nobis |
| Mass for Double Choir op.44 | |
| Lobo | Lamentations a6 |
| MacMillan | Parthenogenesis Te Deum Seven last words from the cross |
| Martin | Mass for Double Choir |
| Mathias | Ave Rex |
| Mendelssohn | Lauda Sion |
| Monteverdi | Vespers |
| Mozart | Requiem Coronation Mass Mass in C Minor |
| Nystedt | Immortal Bach Stabat Mater |
| Parry | Songs of Farewell |
| Pärt | Triodion |
| Penderecki | Stabat Mater |
| Pizzetti | Requiem* |
| Puccini | Messa di Gloria* Tosca* |
| Rachmaninov | Vespers |
| Rossini | Petite Messe Solenelle |
| Rutter | Requiem |
| Shostakovich | Symphony no.5* |
| Sibelius | Rakastava |
| Strauss | Der Abend |
| Stravinsky | Mass |
| Tallis | Spem in Alium |
| Tippett | A child of our time |
| Vaughan Williams | Mass in G Minor In Windsor Forest The Lark Ascending Towards the unknown region* A Cambridge Mass* Fantasia on Christmas Carols Five Mystical Songs Flourish for a Coronation Symphony no.5 Valiant for truth |
| Verdi | Simon Boccanegra* Requiem |
| Victoria | Requiem (1605) |
| Vivaldi | Gloria Magnificat |
| Walton | Belshazzar’s Feast* |
| Whitacre |
Five Hebrew Love Songs Flower Songs When David Heard |
| White | Lamentations |
| Zelenka | Litanie de venerabile sacramento |
…as well as a vast amount of other liturgical music.