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effective GmbH
L13, 3-4
68161 Mannheim , Germany

Phone  +49 621-17893-0
Fax +49 621-17893-18

Company Registration: Mannheim HRB 8490
Managing Director: Hermann Bareis
VAT identification number: DE210610436


effective world S.A.R.L
La Plage Digitale, 13 Rue Jaques Peirotes
67000 Strasbourg, , France

Phone +33 7 68 86 91 33

RCS Strasbourg: 511 486 102
Siret : 51148610200045
SARL au capital de 10 000 euros
Managing Director: Hermann Bareis


effective marketing (Shanghai) Co., Ltd.
Dowell Space, 4th Floor, Caitong Kuntian Building, No.777 Ningxia Road, Putuo District
200065 Shanghai , China

Phone +86 21 6208 0215

Managing Director: 
Yi Wu-Blumenschein


effective world US Inc.
6710A Rockledge Drive, Suite 400
20817 Bethesda, MD , USA

Phone +1 240-200-5353
Fax +1 240-630-4051

Managing Director: Mary Massoumi