Building. Property. Tax. Finance.

Built locally. Your consultant with a global edge.

Your trusted partner for building, property, tax, and finance solutions – in Switzerland and beyond.

Empty conference room with a long white table, black chairs, and some documents and writing utensils on the table.
Get in touch
Two men standing outdoors wearing white polo shirts with a logo, smiling at the camera, with a rural landscape and trees in the background.

About Karem AG

Established in 2013 by Res Kaderli, building on more than 30 years of experience in the construction industry, Karem AG has become a trusted name in Swiss construction and property consulting.

Today, under the leadership of Stefan Kaderli, an international tax and finance consultant with Big 4 and family office experience in Australia and Europe, the company is expanding its expertise to support both businesses and individuals with cross-border property, tax, and financial matters.

With strong roots in Switzerland and international experience, we combine tradition with forward-thinking insight to deliver tailored solutions.

Learn more

Our Services

Group of construction workers studying blueprints on a construction site.

Building & Property Consulting

From managing kitchen and bathroom renovations to advising on residential developments and supporting homeowners’ associations, we provide practical and personalised expertise tailored to your project’s requirements.

We oversee every phase to ensure a smooth and efficient process, from initial planning to successful completion. We coordinate contractors and deliver long-term property management, so you can be confident that your project is in capable hands.

Laptop displaying analytics and graphs on a sofa.

Tax & Finance Consulting

We specialise in Swiss, Australian, and international tax law, supporting English-speaking expatriates and investors in navigating the complexities of domestic and cross-border taxation and finance.

Just a few of the ways we can help:

  • Tax return preparation & workshops

  • Strategic tax planning

  • Property investment & finance strategies

  • …and much more, tailored to your individual needs

Why Work With Us?

Swiss Reliability, Global Perspective

At Karem AG, we bring hands-on experience to the table - combining traditional Swiss reliability with genuine international expertise.

Multilingual & Multicultural

Fluent in Swiss German, German, and English, we bridge communication gaps for international clients and expats living in Switzerland.

Integrated Solutions

From property and building projects to cross-boarder tax and finance guidance, we deliver clear, customised solutions that bring every aspect of your portfolio together.

Personalised, Boutique Service

As a boutique consultancy, you’ll work directly with our experts. We are Swiss locals with global training and extensive experience.

Built on Trust & Continuity

With over 30 years of a strong local reputation behind us and a new generation of leadership, we offer a combination of experience and innovation.

Contact Us

What Do Our Clients Say?

  • Davide. D. (Uster, ZH)

    I recently worked with Stefan Kaderli to submit my tax assessment, and I cannot recommend his services highly enough. Dealing with tax matters can often feel stressful and complex, but Stefan made the entire process incredibly smooth, efficient, and surprisingly pleasant.

    His knowledge and attention to detail are truly top-notch, ensuring that all aspects of my assessment were handled accurately and professionally. The guidance he provided was clear and timely, giving me complete confidence in the submission.

    What truly sets Stefan apart is his demeanor. He is genuinely welcoming and friendly, creating an atmosphere that immediately puts you at ease. He took the time to answer all my questions with patience and a positive attitude. It was a pleasure working with someone who is not only highly skilled but also so approachable.

  • R. J. (Baden, AG)

    I would like to sincerely thank you for the exceptional support you provided. I truly appreciate the time you took to explain things so clearly and to ensure everything was handled correctly, and made the process feel less complex.