Gitarrenunterricht in Berlin	Musikschule Fare Musica Berlin
Musikschule Bertheau & Morgenstern Potsdam	Freie Musikschule Lichterfelde-West

A.D.A.M.	Aardvark	Ableton
Access	Ac-cetera	ACE Products
Acoustic Line (Seeburg)	Acoustic Sciences ASC	ADA Amplification Systems
Adam Hall	Adamas Strings	Adams
Adaptec	AdB	Adgil
Adler-Heinrich	Adobe	Advanced Gravis
Advanced Media Group	Advancemusic	AER Amps
Aeta	African Percussion	Aguilar
Ahead Drumsticks	Ahlborn	Akai Professional
AKG	AKG (Englisch)	Alan
Albert & Müller	Alcatech	Alcorn McBride
Alembic	Alesis	Alfred Publishing
Algorithmix	Alhambra	Allen & Heath
Allen Guitars	Allen Organs	AllParts
Alphaton	Alphonse Leduc	Alpine
Altec Lansing	Altman Stage Lighting	Alto
AMA	Amek	American Showster
AMG	Ampeg	AMS Neve PLC
Analog devices	Anatech	Anchor Audio
Andexinger Verlag	Andreas Lang Gitarren	Antares
Antari	Antex Electronics	Anthony DeMaria Labs
Aphex	APMS	Apogee Digital
Apple	APPLIED ACOUSTICS SYSTEMS	Applied Magic
APT	Aquarian	Arbiter
Arboretum Systems	Aria	ArKaos
Armoured Cable	Armstrong	Ars Nova
ART	ART	Artley
ARX	ASH	Ashdown Engineering
Ashly Audio	AST	Astarte
Atari	Atlansia	Audio Brothers
Audio Centron	Audio Cube	Audio Export
Audio Precision	Audio Technica	Audio Toys
Audiomatica	Audiotrak	Audix
Auerswald	August Förster	Aura Systems
Avalon Design	Avid	AVM Technology
Avolites	Axis	Axis Percussion
Axon	Axys Sixth Finger	Ayotte
AZ Fachverlage AG	Azden	Aztech Labs

B & W	B&C	B&S
B.P.M. Studiotechnik	Bach	Bag End
BakerGuitars	Balter	Balz
Barco	Barcus Berry	Bartolini
BASF	Bassculture	Basslab
BassLine	B-Band	BBE
BCRich	Be	Bechstein
Behringer	Belden	Bell
Bellari by Rolls	Beltuna	Benchmark Media Systems
Benge	Bespeco	Best Service
Beyerdynamic	Beyma	Beyma
BG	BGW	BIAS
Big Briar	Big Fish Audio	Bigbang
Bigsby	Bill Lawrence	Binder
BitHeadz	BJB Akupower	Blue Chip
Bluemic	Bluesky	Blüthner
BMS	Böhm	Boing
Boosey & Hawkes	Boosey&Hawkes	Borsini
Bose	Bösendorfer	Bösendorfer
Bosphorus	Boss by Roland	Botex
Box of Trix	BPM Studiotechnik	Brass Innovations
BrassWorks	Brian Moore	Brother
Brownsville Guitars	Brüel & Kjaer	Brühl & Kjaer
Brunetti	Bryston	BSS Audio
Buchla	Budda	Burguet
Burns

CAD	CAE	Cakewalk
Calicchio	Calzone Cases	Camac
Camber Cymbals	Camco	CAP Audio Professional GmbH
Carl Fischer Musikverlag	Carl Martin	Carl Thompson Basses
Carlsbro	Carver	Carvin
Case Logic	Casio	Caspari Software
Cavewinds	CCS Europe	CCS Lightcontrollers
C-ducer	Celemony	Celestion Speakers
Cerwin Vega	Chapman Stick	Charvel by Jackson
C-Lab	Claris	Claude Gordon Verlag
Clavia	Clay Paky	Clearcom
CLM Dynamics	C-Mexx	Coda
Community	Compaq	Concab
Conn	Connectix	Cool Breeze Systems
Cora 32	Cordial	Cort
cort guitars	Countryman	Craaft
Crafter	Crate	Creamware
Creative Labs	Crest	Crown
Crystal River	Cue

D & R	D' Addario	D' Amico
D' Angelico	D' Aquisto Strings	d&B Audiotechnik
D.A.S. Audio	D.T.S.	D'andrea
Danelectro	DAP Audio	Dartech
Datatrack	dateq	Dauz Drums & More
Dave Smith	dB Technologies	DBX
DDA	Ddrum	ddt
De Armond Guitars	Dean Guitars	Dean Markley
Dehaske Verlag	Demeter	Denon
Di Marzio	DiAcoustics	Dialog 4
Diamond Audio	Diezel	Digidesign
Digital Audio Dänemark	Digital Audio Labs	Digital Theater Systems
Digitech	Dimarzio	Dimbath
Dingwall	Dirk Brauner Röhren	DMC Digital Music Corp.
Dobro	DOD	Doepfer
Dolby	Dommenget	Doremi Labs
Dörfler	Dotzauer	Doughty
DPA Microphones	Dr. Bott	Dramm
Drawmer	Drumtrax	DSguitars
Dunlop	Duracell	DUY
DW Drum Workshop	Dynacord	Dynaudio Acoustics

e:cue	Ear2Ear	Earforce
Early Patches	EAW	e-band
E-Bow	EBS Efekt Bass System	Echo Audio
Ecler	Edelhoff	Eden
Edirol	Editio musica Budapest	Edition BIM
Eela Audio	EES	EgoSys
EKO	EKS-Software	E-Lab
Elation	Elaton	Elbex
Electrix	Electro Magnetic	Electro Voice EV
Electro-Harmonix	Electronic Theatre Controls	Electro-Voice
Elektron	Elixier Strings	Emagic
Emerson	Emes	EMG
Eminence	Empire Brass Arrangements	Emtec
E-mu Systems	Engl	Epiphone by Gibson
EPS-Ensoniq	Epson	Equi=Tech
Equipson	Ernie Ball	Ernst Heinrich Roth
Esh	ESI	ESO
ESP	Estec	ETA Systems
Etek	Eugen Guitars	Euphonic Audio EA
Euphonix	Eurolite	Eurotruss
Evans	Evans Custom Amps	Event Electronics
Eventide	EVI Audio	Evolution
Extron

Faber Music	Fairlight	Fane
FAT Audio	Fatar	Fatar
Fazioli	Fender	Fender Rhodes
Ferd. Thürmer	Fernandes	Feurich
Fiberreed	Fichter	Fidelipac
Final Font Solutions	Fischer Amps	Fishman
Flash Art	Focusrite	Fodera
Fohhn	Formentera	Forneberg
Fostex	FrameWorks	Framus by Warwick
Fret King	Friendchip	Frontier Design Group
Freie Musikschule Potsdam	Freie Musikschule Berlin
frontier designe	Fuji Media	Full Tilt Design
Fuller´s Music Equipment	Fulltone	Furch
Furman	Future Light

G & L	Gabor	Gadget Labs
Gallery Software	Galli	Gallien Krüger
Garwood	GC carstensen	GDT Softworks
GE Lighting	Gebrüder Alexander	Gebrüder Mönnig
Geerdes	Geithain	GEM by Generalmusic
Gemeinhardt	Gemini	Genelec
General Communications	Generalmusic	George Dennis
Gerig	German Light Products GLP	Gerriets
Getzen	GHS Strings	Giannini
Gibraltar	Gibson	Gibson Dealer List
Gigmate	Glockenklang	GLP
Gmedia	Godin	Gold Line
Gonbops	Gorilla Amps	Grace Design
Grass Roots	Grell Verlag	Gretsch
Greytsounds	Griven	Groove Tubes
GrooveMaker	Grosh Guitars	Grotrian-Steinweg
Grover	Grundig	Grünert
Guild	Guillemot

Haagston	Haas Musikverlag	Hafler
Hahl	Hal Leonard Publishing	Hal Leonard Verlag
Hall Crystal	Hamer	Hammond
Hanika	Hannabach	Hans Hoyer
Hardcase	Harman Audio	Harrison/GLW
Hart Dynamics Inc.	Hartke Systems	Hartmann
Haun	Hauppauge	HDA Spectraldesign
HDB Audio	HDCD	Headspace
Hearsafe	Heavenbound	Heckel
Heins Guitars	Henning Doderer	Heritage Guitar Inc
Hewlett-Packard HP	HHB Communications	High End Systems
Highscreen by Vobis	Hildner	Hipshot
Hit Bit	Hitachi	Hiwatt
HK Audio	HL-Audio	Hoffmann Amplifiers
Hoffmann W. "made in Europe"	Höfner	Hohner
Hohner Midia (SEK'D)	Holland Amps	Holton French Horns
Hoontech	Hopf	Horst Burghardt
Hosa Pro	Hotop	Hoyer
HQ Percussion	Hughes & Kettner	Hupfeld

Ibach	Ibanez	IBK
IBM	IK Multimedia	ILIO
ILME	Imaja	In Ear
Infusion Systems	Innova Son	Innovative Quality Software
Intel	InterActive Technology	inter-m
InVision	Iomega

J. L. Cooper	Jackson Guitars	Jäger
Jahn	Jamey Aebersold Jazz	Jamo
Jarrod Lee Aplification	Jaspers	JBL
JB-Lighting	JEM	JK-Klier
JoeMeek	Johann Scherzer	Johannus
John Pearse	Johnson	Jomox
Josephson	Juan Hernandez	Jünger
Jupiter	JVC Professional

K & K Sound Systems	K & M König & Meyer	Kaba Audio
KAE Labs	Kaman Music	Kambala Perc.
Kat Percussion	Kawai	KAWAI
KDM Verlag	Keilwerth	Kellergitarren
Ken Smith	Kenton	Ketron
King	King Music Sales	Kinman
Klangkonzepte	Klark-Teknik	Klein
Klein + Hummel	Kling und Freitag	Klipsch Pro
Klotz	KME	Knauer
Koblo	Klemm Music (Finale)	Koch Amps
Korg	Kost Bässe	Kritz Guitars
KRK Systems	Kromat	Kronauer
Kronauer Digital	KS Beschallungstechnik GmbH	Kühnl
Küng	Kurzweil	Kustom

LA Audio	La Bella	Lab.Gruppen
Lag	LAG Guitares	Lakeland
Lakewood	Laney	Larrivée Guitars
Latin Percussion LP	Launhardt Guitars	Lawson
LDS Light Design System	Le Fay	Le Maitre
Leatherman	Leblanc	Lectrosonics
Leduc Guitars	Lee Farbfilter	Lee Jackson Amps
Lee Oskar	Leem	Lefima
Lehle	Lem	Leopold Müller
Leprecon	Levy's	Lexicon
Lighthouse Digital Systems	Lightpower - MA Lighting	Lindy
Line 6	Lintronics	Litec / Manfrotto
Litecraft	Lite-Puter	Little Light
Littlite	LiveUpdate	LMP Lichttechnik
Logitech	Logitek	Logitek (China)
Look Solutions	Lowden	Lowrey
LTB ProCase	Lucid	Ludwig
Luk Guitars	Luthier

M3C	MA Lighting Technology	Machinedrum
Mackie	Macpherson	Macromedia
Magix	Magix	Mag-Lite
Magnat	MAM - Music and More	Manfred Fricke
Manfrotto	Manger Musikelektronik	Manley
Manzanita Guitars	Mapex	Marantz
Marchione	Marian	Mark of the Unicorn MotU
Marleaux Bass Guitars	Marshall	Marshall
Martin Audio	Martin Guitars	Martin Professional
Martinsound	Masterbits	Masterbits
Mastergrip	Matchless	Matsushita
Maxell	Maxell-Professional	Maxima
Maxon	McCauley	McDSP
McInturff	McNaughtan Verlag	M-Commerce
Media DJ	Mediatrix	Megaaudio
Meinl	Meinlschmidt	Melbay Musikverlag
Melton	Merging Technologies	Meridian
Merlin	Merseburger Verlag	Mesa Boogie
MetaCreations	Metric Halo Labs	Meyer Sound
MFB	Michael Tobias Design MTD	Microboards CD Duplication
Microsoft	Microtech Gefell	Midas
Middle Atlantic	Midiman	Midisoft
Miditech	Miditemp	Millennia Media
Miller Freeman	Miller Guitars