Cookies help us to provide the website.

Technical cookies

Technical cookies are essential to ensure the functions of the website work efficiently and securely and to ensure that integrated services such as customer login and training registrations function smoothly. Therefore, you cannot deactivate these cookies.

Cookies and tracking

We use various third-party online services to help us to enrich the website with additional functions and to improve the online offers with collected statistical data on visits to the website as well as data on user behaviour (tracking). Therefore, we would appreciate you accepting the associated cookies and tracking.



Detailed information on cookies and tracking

Detailed information can be found on the page Privacy notice, where you can turn cookies and tracking on or off under Privacy Settings.


Press > Press releases > 2023

Aareon acquires IESA and expands to Southern Europe

Aareon announces the acquisition of IESA, Spain’s leading and fast growing software provider for the residential real estate segment

Mainz, 9 August 2023 ‒ Aareon, the leading provider of SaaS solutions for the European property industry, has signed an agreement to acquire Informatización de Empresas SLU (“IESA”), the number one software provider for residential real estate software in Spain.  

Harry Thomsen, CEO of Aareon AG, states: "We are excited to welcome IESA to the Aareon Group and enter a new market by expanding to Spain. IESA´s rapid growth in providing software to digitally enable block management in Spain aligns perfectly with our product strategy."

Enrique Sánchez, Managing Director of IESA, says: “I am pleased that we will be part of Aareon´s growth story and contribute our expertise in the quickly digitising residential property segment."

The closing of the transaction is expected to take place this year, subject to the usual conditions and regulatory approvals.

About IESA

Informatización de Empresas SLU ("IESA") is a leading provider of residential property management software in Spain. Its offering includes SaaS-based solutions to optimise workflows and meet legal requirements of property managers. The company was founded in 1985 and has around 190 employees.

About Aareon

Aareon is the leading provider of SaaS solutions for the European property industry. The company is digitalising the property management by offering user-oriented software solutions that simplify and automate processes, support sustainable and energy-efficient operations and interconnect all process participants. This results in solutions that enable companies to realise new value-creation potential.

Aareon Group has more than 8,000 customers in the DACH region, France, the Netherlands, the Nordics and the United Kingdom. They manage a total of around 14 million units. The company employs more than 2,000 people and generated revenues of € 308 million and Adjusted EBITDA of € 75 million in 2022.

to top