International Registries, Inc. and its affiliates (IRI) provide administrative and technical support to the Republic of the Marshall Islands (RMI) Maritime and Corporate Registries. The RMI Maritime Registry is the leading quality registry in the world surpassing 202 million gross tons with 5,632 vessels at the end of January 2024.

IRI has a network of 28 worldwide offices located in major shipping and financial centers throughout the world that have the ability to register a vessel or yacht, including those under construction, record a mortgage or financing charter, incorporate a company, issue seafarer documentation, and service clientele. The most important asset to the RMI Registry is its customers, and IRI strives to provide them with full service from any office, 24 hours a day.