 has 21 full members.In 2018, the Alfred P. Sloan Foundation awarded Columbia University's Lamont-Doherty Earth Observatory a grant for a project to modernise the IGSN business model and system architecture.The funding from the Sloan Foundation will support a series of workshops, at which international experts will come together to redesign the IGSN system and its management to allow researchers world-wide use the IGSN with confidence.