ALBUMMonteverdi: The 'Lost' VespersThe Thirteen & Matthew Robertson
ALBUMMonteverdi: Vespers of 1610The Thirteen, Children's Chorus of Washington, Dark Horse Consort & Matthew Robertson
ALBUMScott Ordway: The Outer Edge of YouthThe Thirteen, Matthew Robertson, Emily Marvosh & Amy Broadbent
ALBUMSnow On SnowThe Thirteen & Matthew Robertson
ALBUMLeroy Robertson: A Treasury of Chamber MusicJoAnn Ottley, Various Chamber Artists, Matthew Robertson, Elizabeth Cox Ballantyne, Jean Bradford, Lynnette Thredgold, Leslie Harlow, Ellen Bridger, Dawn Adam Phelps Neal, Stacy Phelps, Cynthia Phelps, Shelley Phelps & Sheila Phelps