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The University of Siegen is modernizing approximately 150 classrooms and seminar rooms

Modernization Initiative at the University of Siegen: Approximately 150 classrooms and seminar rooms spread across all campus locations are undergoing extensive renovations and being equipped with new media technology. A highlight is the colorful lecture halls on the Adolf-Reichwein-Straße campus, where the first phase of construction has been completed. On this page, we’ll keep you updated on construction progress, planned measures, and possible disruptions.

Bild vom blauen Hörsaal mit neuer Decke und neuen Wänden.

As part of the ERNA project (“Renovation of Lecture Hall and Media Technology at the University of Siegen”), approximately 150 rooms across all campus locations are being modernized—from seminar rooms to the colorful lecture halls on the Adolf-Reichwein-Straße campus. The first construction phase for the latter has been successfully completed.

With funding from the ZSL Investment Support Program of the State of North Rhine-Westphalia, approximately 9 million euros are being invested in the renovation and equipping of these rooms. The goal is to create optimal conditions for contemporary learning, teaching, and working—with modern media technology, new furniture, and improved acoustics.

All Important Information at a Glance

On this page, you’ll find an overview of the individual measures, current construction work, and answers to frequently asked questions. The information is updated regularly.

construction, baustelle

Work is currently underway here

  • At the Adolf-Reichwein-Straße campus, the first phase of the modernization of the colorful lecture halls has been completed. Among other things, the ceilings, walls, and lighting have been renovated, and new media technology has been installed. The lecture halls will be available for temporary use during the exam period, before the second phase of construction— which is expected to begin in mid-October—gets underway ( including finalizing the technology and installing new furniture).

Questions and Answers

Important: The construction phases listed are for guidance only. Since construction work is taking place while operations continue, the timeframes may change on short notice. In such cases, we will notify you of any changes as soon as possible.

Timeframe Planned Work
Nov – Dec 2025 Renovation of more than 10 seminar rooms on the Paul-Bonatz-Straße campus
Dec 2025 Renovation of 11 rooms on the Adolf-Reichwein-Straße campus
Dec. 1, 2025–End of Winter Semester 25/26 Renovation of the auditorium on the Paul-Bonatz-Straße campus (PB-C 101)
1st quarter of 2026 Renovation of 10 rooms on the Hölderlinstraße campus
1st–2nd quarters of 2026 Renovation of rooms on the Emmy-Noether Campus
March 1, 2026 – December 2026 Colorful lecture halls on the Adolf-Reichwein-Straße campus
2nd–3rd quarters of 2026 Additional rooms on the Paul-Bonatz Campus, including Lecture Hall PB-I 001
3rd quarter of 2026 Rooms in AR-F and AR-G

ERNA stands for “Renovation of Lecture Hall and Media Technology at the University of Siegen.” A total of approximately 150 rooms across all campus locations are being renovated and modernized. The goal is to create optimal conditions for contemporary teaching and learning.

The measures range from new furniture, flooring, ceilings, and walls to acoustic improvements and state-of-the-art media technology. As a result, the University of Siegen will offer sustainable learning spaces that accommodate a variety of teaching formats.

In recent years, state-of-the-art seminar rooms and lecture halls have been built, particularly on the Adolf-Reichwein-Straße campus and the Unteres Schloss campus. The renovation of facilities at other locations ensures that teaching and learning across the entire University of Siegen can take place using state-of-the-art resources—with digital infrastructure, improved room acoustics, flexible furniture, and an appealing design.

  • Improving the Quality of Learning and Teaching Through Modern Facilities
  • Support for new teaching formats (hybrid learning, group work, flexible room layouts)
  • Sustainable renovation of infrastructure (lighting, energy efficiency, acoustics)
  • Uniform standards for technical equipment and room design
  • A comfortable environment for students, faculty, and staff

A total of about 150 rooms spread across all of the University of Siegen’s properties are being modernized. These include seminar rooms and lecture halls, in particular the “Bunte Hörsäle” on the Adolf-Reichwein-Straße campus and the auditorium on the Paul-Bonatz-Straße campus. The Audimax on the AR campus will be equipped with new media technology.

The specific measures may vary depending on the room and location. Key points include:

  • Interior design: New floors, ceilings, curtains, and wall paint
  • Acoustics and lighting: e.g., sound-absorbing suspended ceilings, energy-efficient lighting
  • Furnishings
  • Media technology: including projectors, speakers, cameras, and electronic whiteboards with cameras in lecture halls and large seminar rooms

Together, these elements create a modern learning environment that optimally supports teaching, group work, and hybrid formats.

The measures are scheduled to be implemented by the end of 2026. The work will be carried out in phases to minimize disruption to classes and exams.

The “Colorful Lecture Halls”—Blue, Red, Yellow, and Green—are a striking feature of the Adolf-Reichwein-Straße campus. They, too, are undergoing extensive modernization: new lecture hall furniture (folding tables and chairs), new floors, walls, and ceilings, and new media technology. The colors that give the halls their names will be retained in some form.

The Audimax will also be equipped with completely new media technology. In addition, plans are in place to upgrade the lighting.

At least one so-called “highlight room” is to be created in each property.
These rooms are equipped with particularly flexible and innovative features, including swiveling, movable furniture, flexible whiteboards, cameras, and ceiling-mounted microphones. They are well-suited for new teaching concepts and allow for an easy transition to, for example, small-group work. 

There may be some disruptions during the modernization work. Since work is being carried out while the university remains in operation and within existing buildings, and various contractors are involved, we unfortunately cannot completely avoid occasional noise, last-minute adjustments, or temporary changes to room assignments.

We therefore ask for your understanding that short-notice changes may occur in some cases. The university schedules construction work to accommodate exam periods and peak class times. Ultimately, everyone will benefit from this project in the long term. These temporary disruptions will help improve teaching and learning conditions in a sustainable way.

Yes, construction work may also result in last-minute room changes. Faculty and students are therefore asked to check their class schedules for any room changes. The Room Administration strives to announce and communicate room changes well in advance. However, last-minute changes cannot be ruled out, so it is recommended that you check your schedule yourself.

In the summer semester of 2026, priority rooms or internal rooms—such as those allocated to the Schools—will be managed centrally as part of the planning process. If you have any questions, please contact the Central Room Administration. 

The modernization is a collaborative project involving several departments at the university. Department 5 (Building and Real Estate Management) and ZIMT are leading the planning and implementation. 

The University of Siegen is receiving approximately 9 million euros for the ERNA project from the ZSL Investment Support Program of the State of North Rhine-Westphalia. The program supports universities in expanding and modernizing their infrastructure.
The goal is to establish a modern, digital, and sustainable foundation for teaching and learning throughout the state.

Further information on the funding program is available here:ZSL Investment Support Program of the State of North Rhine-Westphalia

You can find all the latest information in one place on this website, which is updated regularly. Regular updates will also be provided via the "Uni-Update" newsletter, the Uni Siegen app, and the University of Siegen’s social media channels.

Due to limited capacity, we are unable to make long-term commitments for larger special events during the period from the 2026 summer semester through December 2026. We appreciate your understanding. Teaching and exams take priority.

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