Contact Customer service

Send your question/remark to Customer service

Our locations

Hong Kong | Head office

GMK INTERNATIONAL TRADING CO. LTD
On lok Mansion 39
43 Hollywood Road, Central
Hong Kong

T. +852 8199 0275
customer.service@gmkholding.com

Switzerland | Legal office

GMK SA 
Montcalia 9
1630 Bulle
Switzerland

T. +41 22 552 08 00
guillaume.moret@gmkholding.com

USA

GMK HOLDING
19W 24th Street
New York NY 1001
USA

T. +1 347 809 5499
customer.service@gmkholding.com

Canada

GMK HOLDING
99 Bank Street, Suite 1420
Ottawa ON K1P 1H4
Canada

T. +1 347 809 5499
customer.service@gmkholding.com

Australia

GMK HOLDING
36-38 Gipps Street
Collingwood 3066
Australia

T. +61 2 8006 95 75
australia@gmkholding.com

United Kingdom

GMK HOLDING
56 Schoreditch High Street
London - E1 6JJ
United Kingdom

T. +41 22 552 08 00
customer.service@gmkholding.com

France

LEON DIRECT
33 Allée des Chênes
26120 Montélier
France

T. +33 9 70 46 90 32
france@gmkholding.com

Switzerland & Deutschland

ZURCHER DIFFUSION SARL
Rue de la Colline 10
2603 Péry
Switzerland

T. +41 32 552 15 30
info@kely.ch

Spain

GMK HOLDING
Management : James Levy
Barcelona
Spain

T. +34 658 369 664
james.levy@gmkholding.com