Contact us

Send your question/remark to Customer service

Our locations

Hong Kong - Trading office

Management : Lorenco Marteloni

GMK international trading Co. Ltd
On lok Mansion 39
43 Hollywood Road, Central
Hong Kong

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

China - Sourcing office

Management : Melissa Wang

GMK China sourcing Co. Ltd
Yayoute industrial park - Jixiang Road n6
Kengzi Street Pingshan distric
518118 Shenzhen City
China

T. +86 13809615459

USA

Management : Louis Martins

T. +1 347 809 5499
usa@gmkholding.com

Canada

Management : Tom Smith

T. +1 347 809 5499
canada@gmkholding.com

Australia

Management : Guillaume Bernard Moret

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

Europe main office

Management : Guillaume Bernard Moret

GMK SA
Montcalia 9
1630 Bulle - Fribourg
Switzerland

T. +41 22 552 08 00
info@gmkholding.com

France

Management : David Defrance

LEON DIRECT
22 Allée des Chênes
26120 Montélier
France

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

Spain & Portugal

Management : James Levy

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

Germany & Austria

Management : Laurent Zuercher

Zuercher Diffusion Sàrl
Rue de la Colline 10
2603 Péry
Switzerland

T. +41 32 552 15 35
germany@gmkholding.com

Switzerland

Management : Gaelle Chenevier

Zuercher Diffusion Sàrl
Rue de la Colline 10
2603 Péry
Switzerland

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

Italy

Management : Guillaume Bernard Moret

GMK SA
Montcalia 9
1630 Bulle - Fribourg
Switzerland

T. +41 22 552 08 00
info@gmkholding.com

Greece

Management : Guillaume Bernard Moret

GMK SA
Montcalia 9
1630 Bulle - Fribourg
Switzerland

T. +41 22 552 08 00
info@gmkholding.com

United Kingdom

Management : Guillaume Bernard Moret

GMK SA
Montcalia 9
1630 Bulle - Fribourg
Switzerland

T. +41 22 552 08 00
info@gmkholding.com

Sweden & Norway

Management : Guillaume Bernard Moret

GMK SA
Montcalia 9
1630 Bulle - Fribourg
Switzerland

T. +41 22 552 08 00
info@gmkholding.com

Other countries

Please contact our customer service 

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