IONOS Group SE Reports Robust Growth in First Half of 2025

IONOS Group SE showcased a robust performance in the first half of 2025, recording substantial growth in revenue, EBITDA, and customer base. The company added 150,000 customers, reaching a total of 6.47 million. Revenue surged by 19.1% to €895.0 million, while adjusted EBITDA saw a 23.3% increase to €268.7 million, improving the EBITDA margin to 30.0%.

The Digital Solutions & Cloud segment experienced revenue growth of 7.0% to €656.0 million, with EBITDA rising by 20.7%, elevating the margin to 36.1%. The AdTech segment also reported a significant revenue increase of 72.7%, driven by effective product transitions.

Looking ahead, IONOS projects an 8% revenue growth in its core business and a rise in adjusted EBITDA to approximately €530 million for the full year, reflecting strong financial health and strategic positioning in the market.