Exhibit 99.1 Castor Maritime Inc. Reports Net Income of $33.7 Million for the Three Months Ended December 31, 2022 and a Record $118.6 Million Net Income for the Year Ended December 31, 2022. Spin-Off of Tanker Business Completed on March 7, 2023. Limassol, Cyprus, March 8, 2023 – Castor Maritime Inc. (NASDAQ: CTRM) (“Castor” or the “Company”), a diversified global shipping company, today announced its results for the three months and year ended December 31, 2022. Highlights of the Fourth Quarter Ended Dece ...