A hotel room with a large bed and a laptop on the desk.

Welcome to Case Apartments GmbH

We specialise in high-quality, short-term accommodation for professionals. Our modern and fully equipped apartments offer you the comfort and amenities you need for a pleasant stay. Whether you are a fitter or service technician, we guarantee you stress-free and comfortable accommodation close to your place of work.

Our locations

Case ONE Hotel-U Mülheim

Aktienstraße 241a

The Case ONE Hotel-U is the perfect choice for short-term guests and trade fair visitors who value comfort and flexibility. With 24 modern rooms - including single, double, balcony and apartment rooms - it offers everything business travelers need:

  • Free WiFi (100 Mbit/s) in all rooms.
  • A fully equipped shared kitchen and large common room
  • Coffee machine and kettle for a quick start to the day.
  • Free parking directly in front of the house – ideal for guests with their own vehicle.
  • Contactless check-in: Simply enter the code and move in – available 24/7
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Case 1 Aparthotel Mülheim

Aktienstraße 241

The Case 1 Aparthotel is the ideal solution for long-term guests and project teams, or fitters looking for fully equipped accommodation. With a total of 6 comfortable apartments (42 beds in total), it offers:

  • Fully equipped kitchens with stove, microwave and dishes.
  • Washing machine and dryer in every apartment.
  • Free WiFi (100 Mbit/s) in all units.
  • Parking: Parking spaces directly in front of the house
  • 24/7 check-in: key box at the entrance – no waiting, no stress.
  • affordable accommodation for large teams


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Case 2 Aparthotel Kamen

Auf dem Spiek 5

The Case 2 Aparthotel in Kamen offers flexible accommodation for fitters, service teams and long-term guests. With a total of 8 units in various sizes, you will find the perfect solution for your team here. Comfortable accommodation for up to 40 guests

  • Fully equipped kitchens with stove, microwave and dishes.
  • Washing machine and dryer in every apartment.
  • Free WiFi (100 Mbit/s) in all units.
  • Parking: Parking spaces directly in front of the house
  • 24/7 check-in: key box at the entrance – no waiting, no stress.
  • affordable accommodation for large teams
Discover details now →
A bedroom with two beds , a table and chairs.

Case 2 Aparthotel Kamen

Auf dem Spiek 5

Case Apartments Bergstraße 21 – Flexible for teams and long-term guests

Case Apartments Bergstraße 21 is the ideal choice for project teams, assembly groups and long-term guests looking for flexible and comfortable accommodation. With a total of 9 units, it can accommodate up to 46 guests:

  • 4 medium apartments (4 guests each):
  • 2 bedrooms with single beds (2 beds each).
  • Open living/kitchen area, modern bathroom, washing machine.
  • Perfect for: Small teams or families or assembly crews
  • 5 large apartments (6 guests each):
  • 3 bedrooms (2 single beds each).
  • Separate living area, large kitchen, 2 bathrooms.
  • Ideal for:
  • assembly teams, shift groups or training groups.

Equipment at a glance

  • Fully equipped kitchens with stove, microwave and dishes.
  • Washing machine and dryer in every apartment.
  • Free WiFi (100 Mbit/s) in all units.
  • Parking: Parking spaces directly in front of the house

location advantages

  • 5 minutes to the Marl Chemical Park – ideal for assembly teams and project employees.
  • 2 minutes to the A52 (Marl-Polsum exit) – fast connection to Recklinghausen, Gelsenkirchen and Dortmund.
  • REWE (Polsumer Str. 12) and many other shops for daily needs in the immediate vicinity
Discover details now →
A kitchen with a table and chairs in it

customer testimonials

Testimonials from our satisfied guests

A row of black stars on a white background.

The accommodation was perfect for our needs. Everything was clean and well equipped. I can only recommend Case Apartments!

Adrian Bilecka

January 2025

A row of black stars on a white background.

I was impressed with the quality of the apartments. The location was ideal and the service was excellent. I was able to accommodate our team wonderfully!

Aaron Meinhardt

January 2025

A row of black stars on a white background.

Booking was easy and uncomplicated. Everything was super clean!

Peter Wynkowski

February 2025

Frequently Asked Questions

Here you will find answers to common questions about our accommodations, booking processes and professional services. We want to make sure you have all the information you need to make your stay with us as pleasant as possible.
  • How can I book accommodation?

    A person is holding a cell phone with social media icons on the screen.

    Booking accommodation with Case Apartments GmbH is easy and straightforward. Visit our website, select your desired location and dates, and follow the instructions in the booking process. We are always available to answer any questions you may have.

  • What amenities are included in the accommodations?

    A man in a black shirt and white gloves is holding a stack of white towels.
    Our units are fully equipped and have everything you need for a comfortable stay, including WiFi, kitchenettes, linens and towels. We place great importance on cleanliness and comfort.
  • Are there special offers for longer stays?

    A woman 's hand is holding a red sale sign.

    Yes, we offer attractive discounts for longer stays. Rule of thumb: the longer your stay and the larger your group, the cheaper it is.

    Individual offer
  • How can I change or cancel my booking?

    A man is sitting on a couch with a laptop.

    Changes or cancellations to your booking can be made through our booking system. Please refer to our cancellation policy, available on our website.

  • Do you offer assistance with arrival?

    A woman is smiling while talking on a cell phone.

    Yes, we are happy to help you get to your accommodation. We will accompany you completely digitally, you will receive all important information by email and otherwise you can call us at any time.

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