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The Society of International Gas Tanker and Terminal Operators

SIGTTO was formed as an international organisation through which all industry participants might share experiences, address common problems and derive agreed criteria for best practices and acceptable standards.

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SIGTTO Membership

Learn more about SIGTTO Membership.

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Latest News & Announcements

Article image for New Publication Available to Order - Emergency Release Systems, Liquefied Gases, Vapour Return and High-Pressure Gas Systems

New Publication Available to Order - Emergency Release Systems, Liquefied Gases, Vapour Return and High-Pressure Gas Systems

22 Sep 2026

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Article image for SIGTTO Annual Report 2025

SIGTTO Annual Report 2025

11 Aug 2026

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Meetings

Autumn Board Meeting

Singapore 11 Nov 2026

Regional Panel

Singapore 12 Nov 2026

Annual General Meeting

Virtual 19 Nov 2026

Post-AGM Board Meeting

Virtual 19 Nov 2026

Pre-GPC 94

Virtual 03 Feb 2027

GPC 94

Singapore 14 Apr 2027

Regional Panel

Singapore 15 Apr 2027

SIGTTO Board - Technical Visit

Paris 25 May 2027

Recent Publications

Publication cover for Carbon Dioxide Pressure Relief System
Carbon Dioxide Pressure Relief System
Publication cover for CO2 Carrier Manifold Briefing Note
CO2 Carrier Manifold Briefing Note
Publication cover for BMP Maritime Security
BMP Maritime Security
Publication cover for Emergency Release Systems, Liquefied Gases, Vapour Return and High-Pressure Gas Systems
Emergency Release Systems, Liquefied Gases, Vapour Return and High-Pressure Gas Systems
Publication cover for Ship to Ship Transfer Guide for Petroleum, Chemicals and Liquefied Gases
Ship to Ship Transfer Guide for Petroleum, Chemicals and Liquefied Gases
Publication cover for Reduction of Gas Carrier CO2 Emissions
Reduction of Gas Carrier CO2 Emissions

Our Members

Full Members

logo for ANGOLA LNG LIMITED logo for EMPRESSA NAVIERA ELCANO S.A. logo for ENAGAS TRANSPORTE S.A.U. logo for EXMAR N.V. logo for FREEPORT LNG DEVELOPMENT L.P logo for INPEX CORPORATION logo for KINDER MORGAN INC logo for MALAYSIA LNG SDN BHD logo for MITSUI & CO PLANT SYSTEMS, LTD logo for NIGERIA LNG LIMITED logo for NYK LINE (NIPPON YUSEN KAISHA) logo for OSM TANKER MANAGEMENT PTE LTD logo for PETRONET LNG LIMITED logo for SAINT JOHN LNG LIMITED L.P. logo for THENAMARIS LNG

Associate Members

logo for ABS logo for CHINA ENERGY SHIP MANAGEMENT CO LTD logo for DUNKERQUE LNG logo for ECOLOG LTD logo for FLOGAS BRITAIN LIMITED logo for GTT TRAINING LTD logo for GUANGDONG DAPENG LNG CO LTD logo for LLOYD'S REGISTER logo for LNG CANADA DEVELOPMENT INC logo for P&O MARITIME FZE logo for RIMORCHIATORI RIUNITI SPEZZINI - IMPRESE MARITTIME E SALVATAGG logo for RWE Supply & Trading logo for SIGNET MARITIME CORPORATION logo for SMIT LAMNALCO logo for WAGENBORG OFFSHORE HOLDING B.V.