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Welcome to SIGTTO

SIGTTO is a non profit making company, formed to promote high operating standards and best practices in gas tankers and terminals throughout the world.

It provides technical advice and support to its members and represents their collective interests in technical and operational matters.

Please refer to Chief Representatives of member companies for log in and password details to access all areas of this site.

News and Announcements

SIGTTO Newsletter
The 21st SIGTTO Newsletter has now been published; available to view in the publicationss section of this website.

LNG Shipping Suggested Competency Standards

The second edition of the LNG Shipping Suggested Competency Standards has now been published.

Selection and Testing of Cryogenic Valves / Guide to Planning Gas Trials

These two publications are now available as free downloads on the SIGTTO publications list

LPG Shipping Suggested Competency Standards
Sigtto are pleased to anounce the publication of LPG Shipping Suggested Competency Standards which is available for order from the publications section of the website.

Member access

Access to the SIGTTO site requires an annual password reset. If you find you cannot access the site please contact SIGTTO, advising your current password.

LNG Ship details
Owners and Operators of LNG carriers are requested to update their vessel details on the LNG Web Info site. 1st pass compatibility studies may then be automatically conducted with any LNG terminals. A separate log in and password is required to amend vessel details. Please contact SIGTTO for this when required. read more ...