Dorff's works have also been performed by the Baltimore Symphony, Pittsburgh Symphony, Louisville Orchestra, Indianapolis Symphony, Detroit Symphony, Aspen Music Festival, Spoleto Festival, and Eastman Wind Ensemble; chamber concerts of the Chicago Symphony, St. Louis Symphony, and Oregon Symphony; on the Chicago Symphony Radiothon, by clarinetists of the Chicago Symphony and Berlin Philharmonic, by pianist Marc-André Hamelin, flutists Jean-Pierre Rampal, Walfrid Kujala, Donald Peck, and Denis Bouriakov; and conducted by maestros Alan Gilbert and Wolfgang Sawallisch. Other commissions have come from Walfrid Kujala, the Colorado Symphony’s Up Close and Musical series, Sacramento Symphony, Young Audiences, American Composers Forum, Ithaca College School of Music, Symphony in C (formerly Haddonfield Symphony), Network for New Music, National Flute Association Piccolo Committee, Concerto Soloists of Philadelphia, and other organizations. Dorff has also created arrangements for Sir James Galway and pop musicians Keith Emerson and Lisa Loeb. 

Flutist Leonard Garrison, clarinetist Shannon Scott, and pianist Rajung Yang have recorded an all-Dorff CD for Albany Records (new in February 2013), featuring all of Dorff's flute/clarinet music, plus extra bonus tracks.

New works include Sonata (Three Lakes) for flute and piano, commissioned by Cindy Anne Broz to be premiered in Philadelphia in mid-2013. Commissioned by Barbara Haney, Flowers of St. Francis - Five Scenes for solo Bass Clarinet will be premiered in Assisi Italy at the International Clarinet Association's annual convention in July 2013, and Dorff's sixth commission for the Philadelphia Orchestra's education department will have a string of performances in 2013.

Recent premieres include legendary clarinetist Larry Combs in Perennials for flute, clarinet, and piano. In January 2012, Maestro Marcelo Bussiki led two performances of Take the Orchestra Out to the Ballgame, premiering the orchestral version of a work previous available only for narrator with mixed quintet.

Highlights of the 2012-13 season also include over 40 performances by The Atlanta Opera of Dorff's  Stone Soup: An Operatic Fable in One Delicious Act; the European premiere of The Kiss, after the Painting by Gustav Klimt; and 4 works to be performed in 6 concerts at the Mid-Atlantic Flute Fair in February, including 3 recitals featuring Flash! for piccolo and piano. In addition to many other campus performances, Flash! will be performed 11 times in 6 states in early 2013 by soloist Molly Schull, with the St. Olaf College wind ensemble.

Daniel Dorff was born in New Rochelle, NY in 1956; acclaim came early with First Prize in the Aspen Music Festival's annual composers' competition at age 18 for his Fantasy, Scherzo and Nocturne for saxophone quartet. Dorff received degrees in composition from Cornell and University of Pennsylvania; teachers included George Crumb, George Rochberg, Karel Husa, Henry Brant, Ralph Shapey, Elie Siegmeister, and Richard Wernick. He studied saxophone with Sigurd Rascher. In 1996, Dorff was named Composer-In-Residence for Symphony in C (formerly Haddonfield Symphony), in which he played bass clarinet from 1980 through 2002.

Daniel Dorff serves as Vice President of Publishing for Theodore Presser Company; he is a sought-after expert on music engraving and notation, having lectured at many colleges as well as Carnegie Hall, and advising the leading notation software companies. He serves on the Board of Directors for the Music Publishers' Association of the USA, the Board of Directors of the National Flute Association, and the Executive Board of The Charles Ives Society. 

Dorff's compositions have been published by Theodore Presser Company, Carl Fischer, Lauren Keiser Music (formerly MMB), Elkan-Vogel, Shawnee Press, Mel Bay, Kendor Music, Tenuto Publications, and Golden Music, and recorded on Bridge, Crystal, Albany, Azica, and many other labels.