[5] In June 2001 the Cleveland Museum of Art presented a concert devoted entirely to Brouwer's chamber music, in which two of the four works performed, (Light and Under the Summer Tree) were premieres.
Other performances included Demeter Prelude by the Cavani String Quartet, Crosswinds by the Aurora String Quartet on San Francisco's Composers, Inc. concert series, “Horn Sonata” with Richard King, principal hornist with the Cleveland Orchestra, Quartet at the Composers Conference at Wellesley College in Massachusetts, and Diary of an Alien at the National Flute Association Convention in Washington, D.C. Brouwer's SIZZLE was premiered by the Women's Philharmonic of San Francisco in September 2000 in a concert which also included her Symphony No.
The 2002–03 season saw the November 2002 premiere of Brouwer's Concerto for Percussion, Aurolucent Circles, by Evelyn Glennie and the Seattle Symphony conducted by Gerard Schwarz.
In January, New York City's Steinway Hall presented an evening of her chamber music including Quartet, Winter’s Dream, Under the Summer Tree and Demeter Prelude.
In reviewing this work, Donald Rosenberg wrote about its “surprising tension between skittish and poetic material... the violinist has long, bravura statements that melt seamlessly into tender utterances and back again.”[7] In 2009, premieres included Brouwer's Rhapsody for Orchestra commissioned and premiered by the Detroit Symphony, Leonard Slatkin, conducting, and BREAKDOWN, a collaborative work by Brouwer and video/sound artist Kasumi, commissioned and premiered by the American Composers Orchestra, George Manahan conducting, at Carnegie's Zankel Hall.
The Rochester Philharmonic Orchestra, Arild Remmereit conducting, premiered Brouwer's new orchestral work which they commissioned, Caution Ahead – Guard Rail Out, in May 2012.
[10] Her composition Prelude and Toccata premiered in Indianapolis on April 15, 2013, by Eric Zuber, for the APA's 2013 ProLiance Energy Classical Fellowship Awards.
Violinist Michi Wiancko, conductor Gary Schneider and the Orchestra for the Next Century gave the east coast premiere of Margaret Brouwer's highly acclaimed Violin Concerto at Merkin Hall in New York.
Brouwer's music has been noted for its use of imagery,[11] memorable melodies, and accessible and engaging nature while making "no obvious concessions toward styles of the day.