How do you mobilise immovables?
With insight, expertise and intuition.

We are your partner for successful real estate investments – with a local presence and always on the look-out for potential added value. We are always thinking ahead and developing new ideas to put us, incorporating ESG criteria, and our properties in the best possible position for the future. We combine the experience of an established team with agile, owner-managed structures. We understand the market and track down new opportunities. We are strategists who get to grips with the issues and who you can rely on to be there for you, because, for us, that’s what makes a genuine partnership.
SONAR Real Estate: Knowledge. Instinct. Success.


We act quickly, efficiently and thoughtfully to convert your opportunities into successes.

Our company


We offer a broad spectrum of services and investment options in three business areas.

Transaction and asset management
Project development and revitalisation


We are a team of experienced experts who aim to do more together with our customers.

Our team

On track.




employees²(thereof 6 employees - Sonar Development)

EUR 3.0 billion

of which approximately EUR 0,84 billion is in capital management company structures


properties under management¹(including 7 office properties and 7 residential properties, each in separate portfolios)

Approx. 850,000 m²

of rental space in total


revitalisation and new construction projects implemented since 2011

  • ¹ including 7 office properties and 7 residential properties, each in separate portfolios
  • ² thereof 6 employees - Sonar Development

Sonar Real Estate attracts Fitseveneleven gym and others to "THE SQUAIRE" Frankfurt and lets around 5,600 square metres of space

Hamburg/Frankfurt, 18 January 2023

Copyright: Lars Gruber

Sonar Real Estate (Sonar) is continuing its strategy of consistent expansion of the tenant mix in “THE SQUAIRE”, the landmark property on Frankfurt Airport, with the latest letting to Fitseveneleven, currently the most successful fitness brand in the Rhine-Main region. On completion of the necessary reconfiguration work, fitness enthusiasts will be able to enjoy the ultramodern 7/11 gym, of around 530 square metres, offering cardio, strength and personal training, in. [...]

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