Dickinson Theatre Organ Society
- Home of 3m/66r Kimball pipe organ. History, concert series, recordings.
- http://www.dtoskimball.org/

Deadlyne
- Hybrid of Punk, Alternative, and Active Rock.
- http://www.deadlyne.com/

Wilmington Music School
- Provides music instruction and programs for people of all ages and levels.
- http://www.wilmingtonmusic.org/

Hartenshield Group Inc
- Music publications including choral music, chamber music, violin and strings, orchestral and orchestra music.
- http://www.hartenshield.com/

9 Steps Down
- Entertainment for weddings, parties, and corporate functions, throughout the Philadelphia, Delaware Valley and Northern Delaware areas.
- http://www.9stepsdown.com/

Dain Carlton Mergenthaler
- Wilmington performer and songrwriter.
- http://www.gotech.com/dain/homepg.htm

Diamond State Concert Band
- An all-volunteer organization dedicated to providing free concerts to the community and to providing a place for musicians to practice their skills. The band has played over 350 concerts in its 23 years.
- http://www.dscb.org/

The Delaware Symphony Orchestra
- Regional orchestra with a mission to "inspire, educate, and entertain the widest possible audience in the greater Delaware community through performances of the highest quality of symphonic and other forms of orchestral music."
- http://www.desymphony.org/