Winner of an Avery Fisher Career Grant and the Sphinx Medal of Excellence, Demarre McGill has appeared as soloist with numerous orchestras, including the Philadelphia Orchestra; the San Francisco, Pittsburgh, Dallas, Seattle, San Diego, Winnipeg, Hawaii, Hartford, and Baltimore symphony orchestras; and, at age 15, the Chicago Symphony. 

Demarre has participated in festivals around the globe, is co-founder of Art of Élan, a founding member of the Myriad Trio, and has participated in the Marlboro, Moab, Santa Fe, Sarasota, and Stellenbosch chamber music festivals, to name a few. 

Along with clarinetist Anthony McGill and pianist Michael McHale, the McGill/McHale Trio was founded in 2014. Their first recording, Portraits, was released in 2017 to rave reviews, as has Winged Creatures, his recording with Anthony McGill and the Chicago Youth Symphony Orchestra.

Demarre performs, coaches, and presents masterclasses throughout the United States and in Europe, Asia, and South Africa. Committed to teaching, he is on the faculty of the Aspen Music Festival and School, participates in the National Orchestral Institute, and holds the position of Associate Professor of Flute at the University of Cincinnati College-Conservatory of Music.

Now Principal Flute of the Seattle Symphony, Demarre previously served as Principal Flute of the Dallas Symphony, San Diego Symphony, Florida Orchestra, and Santa Fe Opera Orchestra, as well as acting Principal Flute of the Metropolitan Opera Orchestra and the Pittsburgh Symphony Orchestra.

A native of Chicago, Demarre studied there with Susan Levitin, and continued his studies at The Curtis Institute of Music and The Juilliard School with Jeffrey Khaner and Julius Baker.