Amsterdam-based clean power and water sector company Photon Energy NV (<a href="https://www.gpw.pl/spolka?isin=NL0010391108#infoTab" target="_blank">WSE:PEN</a>) has narrowed its 2024 EBITDA forecast due to recent regulatory changes and the outlook for the rest of the year despite registering an 18.9% increase in revenue and nearly twice higher earnings during the third quarter.