Liebermannstraße / Campus21, 2345 Brunn am Gebirge
+43 1 36193 330


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Oh noooo :-(

unfortunately, due to the epidemic situation, we are forced to temporarily close Hotel Rainers21 from 03rd, December 2021 to 10th, January 2022. If you need a hotel room at this time, we would be happy to welcome you to our affiliate hotel Senator Hotel Vienna.

Stay safe and see you soon at Rainers21!

Hotel Rainers21

A smart stay - mobile check-in, online payment, invoice by e-mail and quick check-out. Quick, easy and stress-free.


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At a glance

The essence of a hotel with a smart guiding principle, modern design and community lifestyle. Straightforward, relaxed, digital and enough time for the important things.

casual & modern

174 rooms

smart & digital


italian fast-casual


community lifestyle


creative & flexible

6 Meeting Rooms

relaxed & sunny

150m2 terrace

hotel own

92 Parking spaces

directly located at


We make your stay safe

Please note: Our hotels will remain open for travelers until 3th December 2021 for the reasons below.

  • for the purpose of looking after and providing assistance to people in need of support
  • for professional reasons that cannot be postponed
  • to satisfy an urgent need for housing

Mentioned guests have acces to the hotel if they have been vaccinated, recovered or tested for/from Covid-19.

Therefore please show one of the following documents at check-in:

Vaccination: vaccination certificate from an EMA approved vaccine (2nd dose or higher). Until 6th, December 2021 the first vaccination in combination with a negative PCR test (not older than 48 hours) is valid as check-in document.

Recovery: Former quarantine notice or medical confirmation not older than 180 days.

Tested: Proof of negative result of a PCR test (not older than 72 hours) or a negative antigen test (valid for 24 hours).

Evidence of Covid-19 antibodies is NO longer valid for check-in.

Wearing a FFP2 mask is mandatory in the public areas of the hotel!

We have created our own safety plan for our seminar guests.

  • With the "best flexible rate special" we offer you the greatest possible flexibility in your travel planning. They also allow short-term cancellations if you have to decide against your trip.
  • We guarantee contact-free check-in at ARIANE, our self-check-in counter & check-out, by paying with credit card and invoicing by email.
  • Our employees are obliged to provide a proof if they are tested, vaccinated or recovered from COVID-19.
  • Sanitizers are provided for free use in the public areas - we ask you to use them
  • We implement the hygiene measures recommended by the World Health Organization (WHO): In addition, elevator buttons, handrails, door buckles and taps in our public areas are regularly disinfected by our specially trained employees.
  • Room cleaning takes place on departure, but not during your stay. So we can assure you that no hotel employee will enter your guest room.
  • Breakfast in our restaurant weekdays from 06:30 - 10:00 AM and weekends from 06:30-10:30 AM.
  • Ventuno restaurant is open for inhouse guests from Mon - Thu until 09:00 PM.

All measures are of course continuously adapted to the current situation and the legal requirements. Information on the current measures can be found on the website of the Ministry of Social Affairs.

If you have any questions, you can reach Hotel Rainers21 at any time at rainers21(at)

See you soon at Hotel Rainers21! We look forward to you!

Werner Magedler

General Director, Rainer Hotels

The rooms

Smartly designed with modern furnishings and an affinity for the essential. All rooms are bright and fully air-conditioned and equipped with smart tv. Those seeking a contrast to community life in the lobby & bar will find an ideal place of retreat in the rooms for switching off or working in a quiet environment.

Room Features
  • Free Wi-Fi
  • Smart TV
  • Bathroom with shower
  • Safe
TÜV Austria Campus

Are you taking part in a course at the TÜV Academy? Spend the night at Hotel Rainers21 at special TÜV conditions. We are right next door.

More information at

T: +43 1 36193 330 


Meeting & events

6 fully air-conditioned meeting rooms flooded with daylight and in which the coffee break areas are integrated in a casual and creative manner. State-of-the-art technology and clever flexibility offer a framework for any event - from a small meeting to events for up to 200 people.


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6 meeting rooms


250 m2

Max. capacity

200 people

Room configuration


Integrated in the room

Coffee corner



Why book directly with us?

▶ Guaranteed best price

▶ No booking and credit card fees

▶ Special offers can only be booked through our website

▶ 5€ on the next reservation, when booking through our website


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