
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


E‑Invoicing & ERP Integration: Why APIs Are Critical for Modern Businesses
/in eInvoice NewsIn this article we explain what ERP‑e‑invoicing integration means, how APIs make it scalable, why your business needs an API‑first approach, and how our solution helps integrate with multiple platforms seamlessly.
Germany: preparing for the B2B e‑invoice mandate
/in eInvoice NewsGermany is rolling out one of the most significant VAT digitalisation reforms in the EU. With the Growth Opportunities Act, the BMF has redefined what counts as an electronic invoice and set a transition period that ends in 2028.
XRechnung 4.0 — Germany’s New Electronic Invoice Standard and Peppol
/in eInvoice NewsXRechnung is the German CIUS of EN 16931, mandatory for B2G suppliers since 2017 and increasingly used in the private sector. In March 2026 KoSIT announced version 4.0 — based on EN 16931-1:2026 and a key building block of the upcoming B2B mandate and ViDA.