GTT and its subsidiaries support their customers and partners through all project phases. Our worldwide presence allows us to maintain a close relationship with our customers and partners.

GTT Subsidiaries map

GTT Head Office
1, route de Versailles
78470 Saint-Rémy-lès-Chevreuse
FRANCE

Our subsidiaries around the world

Elogen - PEM electrolysis for green hydrogen

27-29 Avenue Carnot,
91300 Massy,
FRANCE

8 Avenue du Parana,
91940 Les Ulis
FRANCE
Website

GTT North America
3 Riverway, Ste. 1140,
Houston, TX 77056
UNITED STATES OF AMERICA

GTT China 
Suite 3502 BEA Finance Tower, 
66 HuaYuanShiQiao Road, Pudong,
Shanghai 200120
CHINA

GTT SEA PTE Ltd
160 Robinson Road, #27-05
SBF Centre,
Singapore 068914
SINGAPORE

GTT Training Ltd
c/o Gulls Cry, Oakhill Road,
Seaview
Isle of Wight, PO34 5AP
UNITED KINGDOM
Website

Cryovision - Maintenance, testing and monitoring for the LNG shipping industry
114 bis rue Michel-Ange,
75016 Paris
FRANCE
Website

Ascenz Marorka - Digital solutions for Smart Shipping
33 Ubi Avenue 3,
#04-08, Vertex,
Singapore 408868
SINGAPORE
Website

Bæjarlind 2,
201 Kópavogur,
ICELAND

OSE Engineering - AI and data analytics for industrial process
1, route de Versailles
78470 Saint-Rémy-lès-Chevreuse
FRANCE
Website