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3SI Immogroup

Tegetthoffstraße 7 – 1010 Wien

Our real estate experts provide you with comprehensive advice on all your wants and needs in terms of real estate, properties, and apartment buildings. You can get in touch with us by phone, email, or via our contact form.

General contact information

Opening hours

Mon.–Thurs.
8:30 a.m. to 5:00 p.m.
Fri.
8:30 a.m. to 2:30 p.m.
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Our team

More than 40 experts are available to answer your questions about acquisition, brokerage, and construction management

Management board

The management board of 3SI is committed to fair and trustworthy service

Office management & reception

We are always there for you with passion and friendliness

Acquisition

Would you like to sell a property? Our real estate experts can provide you with comprehensive advice

Are you planning on selling a property?

There are plenty of good reasons for selling a property. We will guide you through the process

Acquistion

Brokerage

Are you looking for a property? The 3SI real estate agents can help you with all your needs

We will guide you on the way to the property of your dreams

Gerhard Klein

Property search

Asset & rental management

Do you have any questions about our properties? We look forward to hearing from you

Construction management

We build exceptional properties for you as part of trendsetting projects

We create unique, individual living spaces for future residents

Learn more about our construction management

Our services

Marketing

Where innovation meets current trends! 3SI Marketing communicates our success

Bookkeeping & accounting

The basis of a sound real estate company: our financial and accounting experts

Tourism management

We make sure that your visit to Vienna is unforgettable

We work with precision and passion

Gain an insight into our day-to-day work

  • 3SI Team bei der Arbeit | 3SI Immogroup
  • Michael, Harald & Claus Schmidt | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • 3SI Team bei der Arbeit - Michael Schmidt & Christian Ziegler | 3SI Immogroup
  • Baumanegement - Mario Pichler & James Denk | 3SI Immogroup
  • 3SI Ankaufsteam | 3SI Immogroup
  • 3SI Geschäftsführung - Christian Ziegler, Harald, Michael & Claus Schmidt | 3SI Immogroup
  • Office Management | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • Claus, Harald & Michael Schmidt | 3SI Immogroup
  • 3SI Team bei der Arbeit - Empfang | 3SI Immogroup
  • 3SI Team bei der Arbeit - Geschäftsführung und -leitung | 3SI Immogroup
  • Harald, Michael & Claus Schmidt | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • Michael, Harald & Claus Schmidt | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • 3SI Team bei der Arbeit - Michael Schmidt & Christian Ziegler | 3SI Immogroup
  • Baumanegement - Mario Pichler & James Denk | 3SI Immogroup
  • 3SI Ankaufsteam | 3SI Immogroup
  • 3SI Geschäftsführung - Christian Ziegler, Harald, Michael & Claus Schmidt | 3SI Immogroup
  • Office Management | 3SI Immogroup
  • 3SI Team bei der Arbeit | 3SI Immogroup
  • Claus, Harald & Michael Schmidt | 3SI Immogroup
  • 3SI Team bei der Arbeit - Empfang | 3SI Immogroup
  • 3SI Team bei der Arbeit - Geschäftsführung und -leitung | 3SI Immogroup
  • Harald, Michael & Claus Schmidt | 3SI Immogroup

Contact

We look forward to hearing from you!

Contact

We look forward to hearing from you!

You are welcome to contact us by phone or through our contact form.

Phone number : +43 1 6075858