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24/7 availability

Our 24/7 emergency service ensures immediate assistance in emergencies. We offer round-the-clock internal emergency support (not a call center) for the properties we manage.

Years of experience

With our extensive experience in real estate management, from large residential complexes to small condominium associations (WEGs), we are well-equipped to manage your property optimally and maintain its value.

Holistic service

We provide a holistic and meticulous service focused on the economic efficiency of your property. Our services include regular property inspections and close cooperation with owners and advisory boards.

Personal contact

As a family-run business, we place great importance on reliable and personal contact. Our clients always have a dedicated property manager and caseworker who are available to address their concerns.

transparent & modern

We use an online-based management software. For owners and advisory boards, we provide all relevant documents, invoices, and receipts in our cloud. All property-related documents can be viewed and reviewed to ensure maximum transparency.

sustainability

By using energy-efficient technologies and eco-friendly materials, we help reduce operating costs and protect the environment. This not only maintains your property's condition but also contributes to a sustainable and livable environment.

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REAL ESTATE IS MORE THAN AN INVESTMENT

Our full real estate service goes beyond mere management:

We take care of maintaining value, identify challenges early on and act proactively. Together with you, we shape the future of your property and take responsibility for its long-term success.

CONSTRUCTION & RENOVATION

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Core Renovation

Expansion and Remodeling

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CONTACT US

We look forward to hearing from you. Simply fill out the contact form, and our team will get in touch with you promptly to address your concerns.

CONSULTING

Project Development

Energy Efficiency Consulting (BAFA & KfW Funding)

Electric Mobility (wall boxes)

Leasing and Renting

Return Development Options

Change of Use

Market Value Assessment

Purchase and Sales Consulting (due diligence)

Financing Brokerage

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OUR CUSTOMERS' VOICES

The company, represented by Mr Jennert, worked very reliably, from A to Z. This starts with the planning, then continues with the preparation and the professional execution. We can highly recommend the company.

James S.

Many thanks to the great team. As a tenant you are in great hands here. You can always reach someone by phone and repairs are carried out immediately. Keep up the good work!!!!!

Georgina T.

As an owner, I have felt well advised by Mr. Jennert and his colleagues at 4Stones for years.

Ron B.

A great company. Recently new to condominium management, and noticeable improvements have been made. Very good response times to emails and calls, and the building cleaning is top-notch. Please keep it up; we are very satisfied."

Tina S.

4Stones: Comprehensive Service for Your Property

PROPERTY MANAGEMENT

Condominium Management

A to Z Management

Residential and commercial Properties

Commercial Property Management

Center Management

Management of medical centers

Special Property Management

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FACILITY MANAGEMENT

Building cleaning

Garden Maintenance

Janitorial Services

Minor Repairs Management

Maintenance cleaning

Final Construction Cleaning

Pool Maintenance

Gutter Cleaning

Winter Service

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360° PROPERTY FULL-SERVICE
 4STONES

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MORE THAN 
PROPERTY MANAGEMENT

We offer you a comprehensive real estate service:
Property Management, Facility Management, Construction & Renovation,
and extensive Consulting.

4Stones Welcome_edited.jpg

MORE THAN 
PROPERTY MANAGEMENT

We offer you a comprehensive real estate service:
Property Management, Facility Management, Construction & Renovation,
and extensive Consulting.

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