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Rent and deposit

All you need to know about direct debit mandates, tenant accounts, rental arrears, deposits, rent increases and rent certificates.

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House rules

Are barbecues permitted, why have house rules at all and what are the arrangements for quiet hours? Find out more on this page.

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Operating and heating costs

Everything you need to know about the utility bill statement: credit payouts, changing advance payments or how bills are calculated.

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Find out whether structural changes are permitted and our guidelines on keeping pets and subletting here.

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Modernisation activities

What are modernisation costs and what do maintenance and overhaul costs involve?

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What you can do if you have trouble with your neighbours, are unhappy with cleaning or the winter service hasn’t come.

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Termination queries

How do you begin the termination process, what are the cut-off dates and notice periods, and what is a property handover report? Find out the answers to these questions here.

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Guest apartments, meter readings, selling properties from the portfolio, waste disposal and much more.

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Customer service for our tenants

Let us know your concerns via the following contact channels.

Via email kundenservice(at)

By phone at +49 30 89786-0

Office hours:
Monday to Thursday from 7.30 a.m. to 5.30 p.m.
Friday from 7.30 a.m. to 4 p.m.

More about costumer service

Service for rental inquiries

Are you interested in renting one of our properties?

Our renting properties
Your local contacts

Are you interested in renting one of our commercials spaces?

Our commercial rental-offers
Your contact to our commercial team

More contact options