1. The ordinary appeal deadline against a first-instance judgment is **30 days from service** when the appellant is in Greece: **Greek Code of Civil Procedure (GCCP), Article 518(1)**. The company is seated in Heraklion, and the judgment was served on 16 July 2026.

2. The day of service is not counted. The count begins on 17 July: **GCCP, Article 144(1)**.

3. From 17 through 31 July, **15 days** of the deadline run. The deadline is suspended from 1 through 31 August: **GCCP, Article 147(1)**. The remaining **15 days** run from 1 through 15 September.

4. The thirtieth day is **Tuesday, 15 September 2026**, a working day, so no extension applies.

RESULT: deadline = 2026-09-15; rule = Article 518(1)