Prior to settling in New York City as a teacher of music and organist at Calvary Church, he played at churches in Hartford, Connecticut, including Center Church and St. John's Episcopal Church in the adjacent city of West Hartford, Connecticut. Greatorex frequently sang in concerts and oratorios. For some years he was organist and conductor of the choir at St. Paul's chapel.
Prior to settling in New York City as a music teacher and organist at Calvary Church, he had experience playing at churches in Hartford, Connecticut, including Center Church and St. John's Episcopal Church in West Hartford. Greatorex frequently performed in concerts and oratorios. He also held the position of organist and conductor of the choir at St. Paul's chapel for a period of time.