C3is Inc. CISS

What this company does

We are a provider of international seaborne transportation services to drybulk charterers, including major national and private industrial users, commodity producers and traders, and oil producers, refineries and commodities traders and producers. Our fleet consists of three drybulk carriers that transport major bulks such as iron ore, coal and grains, and minor bulks such as bauxite, phosphate and fertilizers, one Aframax crude oil tanker that transports crude oil. We have entered into a management agreement with Brave Maritime, pursuant to which Brave Maritime will provide us with technical, administrative, commercial and certain other services. We were incorporated under the laws of the Republic of the Marshall Islands on July 25, 2022 to serve as the holding company of two subsidiaries each owning one of the drybulk carriers in our initial fleet that, Imperial Petroleum subsequently contributed to us in connection with the Spin-Off (as defined below). We will deploy our drybulk carriers either on time charter trips or spot voyages of short-term duration while our tanker vessels will mostly be employed in the spot market as conditions are favorable in the near term.

Written from the business description in C3is Inc.'s annual report to the U.S. Securities and Exchange Commission, filed 22 April 2026. Every sentence was checked against that document before publication.