Invitation to Q2 2022 Results Conference Call and Webcast

Okeanis Eco Tankers Corp. will report unaudited interim condensed results for
the second quarter and first half year ended June 30, 2022 on Friday, 12 August,
and a webcast/teleconference will be held at 13:30 CET.

Participants may access the webcast using the following link,
https://channel.royalcast.com/landingpage/okeanis/20220812_1/, or via conference
call using the below dial-in details:

Norway: +47 2 156 3318
USA: +1 212 999 6659
Standard International Access: +44 (0) 33 0551 0200
Password: Okeanis

The presentation material, which will be used in the webcast/teleconference,
will be available for download from the Investor Relations section at
www.okeanisecotankers.com prior to the live webcast/teleconference.

This information is subject to the disclosure requirements pursuant to Section
5-12 of the Norwegian Securities Trading Act.