Garrop has received the Barlow Prize, a Fromm Music Foundation grant, three Barlow Endowment commissions, and the Sackler Music Composition Prize, along with prizes from competitions sponsored by the Detroit Symphony Orchestra, Civic Orchestra of Chicago, Omaha Symphony, New England Philharmonic, Boston Choral Ensemble, Utah Arts Festival, and Pittsburgh New Music Ensemble. Theodore Presser Company publishes her chamber and orchestral works; she self-publishes her choral pieces under Inkjar Publishing Company. She is a recording artist with Cedille Records with pieces on nine CDs; her works are also commercially available on ten additional labels. She is currently serving as Composer-in-Residence with the Champaign-Urbana Symphony Orchestra, sponsored by New Music USA and the League of American Orchestras.