Definitive Music
- Suppliers of live music of any genre, for all occasions. Based in Cambridge, United Kingdom.
- http://www.definitivemusic.co.uk/

Dog's Live Music
- Offers live music for all types of events including live bands and specialty tribute shows. General information, artist roster and gallery. Located in Canada.
- http://www.dogslifemusic.ca/

Dymyn Productions
- Provides live music for corporate and social events throughout the tri-state area. Based in New York, USA.
- http://www.dymyn.com/

Dansatak
- Provides tribute bands and acts from the United Kingdom. Website features artist search and general information. Offices in Nottingham.
- http://www.dansatak.com/

David Leaper Tour Production
- Offers tour management, production and services. Based in York, United Kingdom.
- http://www.dltp.net/

Diva Las Vegas Productions
- Provides live and recorded entertainment for all occasions. Site includes roster and company information. Offices in Las Vegas, Nevada, USA.
- http://www.divalasvegasmusic.com/pages/866007/index.htm

Double Acts
- Specializing in copycat acts and tribute artists: site includes roster, company and booking information. Located in the United Kingdom.
- http://www.doubleacts.co.uk/

D.Bailey Management Inc.
- Full service entertainment agency for local, regional, and national talent. Booking nightclubs, colleges, concerts, and special events. Offices in Tampa, Florida, USA.
- http://www.dbaileymanagement.com/

DNA Concerts
- Italian booking agency and promotion for music tours and festivals in Europe and in Italy. Offices in Rome. Site is in English and Italian.
- http://www.dnaconcerti.com/

Degy Management
- Entertainment and music management firm representing signed and unsigned artists in all genres. Based in Richmond, Virginia, USA.
- http://www.degy.com/

Danish Music Agency ApS
- It acts as the intermediary between Danish artists and organisers of events worldwide. Includes artists catalogue and event calendar.
- http://www.dmamusic.dk/