Intersolar Europe – the leading trade fair for the solar industry at the Munich Exhibition Center.
As part of The smarter E Europe – Europe’s largest platform for the energy industry – the event impressed with impressive figures:
Over 2,800 exhibitors
More than 115,000 visitors from 165 countries
180,000 m² of exhibition space
Our exhibition stand: Hall C5, Stand 171F
We presented our innovative digital solutions for the energy transition there.
Ampigrid.de – the next generation energy management system for smart grid optimization
Invoice-Portal.de – an automated billing platform for energy companies
The high level of interest at our stand confirmed the growing demand for intelligent digital solutions for the integration of renewable energies.
Key industry trends at Intersolar 2025
Integrated energy systems: Combination of solar energy, storage systems and smart grid control
AI applications: For predictive maintenance and grid optimization
Sector coupling: Connecting energy, mobility and industry.
We would like to thank all visitors, partners and industry experts for the valuable discussions and new business contacts that we were able to make during these three intensive days.
Were you unable to attend?
No problem – feel free to contact our team and find out how our solutions can advance your energy projects.
Make a note now: The next Intersolar Europe will take place again in Munich from Tuesday, June 23 to Thursday, June 25, 2026.
Start creating, sending and receiving electronic invoices now – test for free now!
If you have any questions, please do not hesitate to contact us
Tel: +49 561-56014568
Email: info@invoice-portal.de





EDEKA e-invoicing: mandatory fields beyond EN 16931
/in eInvoice NewsAn invoice can pass validation against the European standard and still be rejected by the buyer. The EDEKA supplier guide of 15 October 2026 shows where the gap sits. The short version is here, the full requirements on the EDEKA page.
Four mandates starting on 1 January 2027
/in eInvoice NewsGermany, Poland, Slovakia and Norway change their invoicing rules on 1 January 2027. Spain has stepped out of that date. The calendar, the thresholds and what to do in the fourth quarter.
Spanish e-invoicing mandate: deadlines from 6 October 2026
/in eInvoice NewsOrden HAC/1028/2026 regulates the state platform SPFE and started the countdown. This article sets out the timetable, the reporting of invoice and payment statuses and the requirements placed on private exchange platforms.