Werner Mürz, M.Sc.

Founder and CEO of the RESIDIA Group

Werner Mürz holds a Masters of Science in Real Estate Development from Columbia University in New York. Following his studies, Werner Mürz worked for Deutsche Bank Realty Advisors Inc., English private equity company Doughty Hanson & Co. and real estate fund initiator GLL Real Estate Partners GmbH.

Sylvia Kowalewski

Office Manager

Sylvia Kowalewski has worked in the real estate industry with passion and dedication for more than 20 years. During the first 10 years of her career, she assisted in property development and securing development rights at a renowned real estate company. For the past 10 years Sylvia Kowalewski has been an integral part of the RESIDIA Group.

Josef Kintsch, Dipl.-Ing. (FH)

Head of Property Development and Construction Management

Josef Kintsch brings over 30 years of professional experience in the real estate industry to the RESIDIA Group team. He has held various management positions throughout his career, including director of turnkey property development and technical director at an international project development company. Josef Kintsch studied architecture at the Munich University of Applied Sciences before becoming CEO with sole responsibility at the Hans Hinterberger Group. He has been a member of the Bavarian Chamber of Architects since 1979.

Ing. Günter Rührl, MBA

Bau- / Projektleitung Schlüsselfertigbau

Nach leitender Funktion bei der UniCredit Wien sowie bei namenhaften Bauunternehmen verstärkt der gelernte Bautechniker und Immobilientreuhänder Günter Rührl mit seiner MBA Spezialisierung im Immobilienmanagement das RESIDIA Team und verantwortet den Bereich schlüsselfertiges Bauen. Als Projekt- und Bauleiter leitete er nationale und internationale Bauprojekte im Gewerbe- und Wohnbausegment im Schlüsselfertigbau. Sowohl in seiner Masterthesis als auch in seiner 30-jährigen Berufslaufbahn widmete er sich mit Leidenschaft dem Thema „Nachhaltigkeit im Lebenszyklus der Immobilie".

Kathrin Kreher, B.A.

Assistant to the Management

Kathrin Kreher completed her International Business and Management studies at the Amsterdam University of Applied Sciences with a Bachelor of Business Administration. She then spent 12 years working as a content manager for various companies in the Netherlands and Germany. Kathrin Kreher has been with the RESIDIA Group for over 3 years.

Peter Solleder, Dipl.-Ing. (FH)

Construction and Project Management

After studying civil engineering at the Munich University of Applied Sciences, Peter Solleder spent several years working in budgeting and construction management for well-known construction companies. During the next phase of his career, he worked as a construction and project manager specializing in the development and realization of demanding residential and commercial projects for development companies and consulting firms. Peter Solleder brings 20 years of professional experience in technical project management and project controlling to the team.

Alexandra Brehm


Alexandra Brehm is a Certified National (Germany) and International Accountant. She possesses more than 25 years of professional experience, holding numerous positions in the fields of accounting, controlling and risk management. Previous employers include GE Frankona Re (reinsurance), GLL Real Estate Partners GmbH (real estate funds and asset management) and CACEIS Bank Germany.

Christian Belusic

Data Protection Officer