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Vonovia's Management Board currently has six members.
Luka Mucic has been a member of the Management Board and Chief Executive Officer of Vonovia SE since January 2026.
He studied law at the Ruprecht-Karls University of Heidelberg and obtained a joint Executive MBA from Mannheim Business School and ESSEC Paris.
Luka began his career at SAP in 1996 and has held a series of management positions within the Global Finance and Administration division. He assumed responsibility for M&A projects, as well as for the global risk management function of SAP and the legal department of SAP Markets Europe.
After serving as CFO of SAP's DACH region (comprising Germany, Austria and Switzerland) from 2008 to 2012, he became head of Global Finance and a member of SAP's Global Managing Board in 2013. Luka also oversaw SAP's sustainability efforts and was responsible for SAP's Taulia and SAP Signavio business units for SAP customer offerings in the segment of business process management (SAP Signavio) and Supply Chain Financing (Taulia).
He was the Chief Operating Officer of SAP SE from 2014 to 2017 and its Chief Financial Officer from 2014 to March 2023. During these roles, he was responsible for SAP's groupwide Finance, Legal, Data Protection, Procurement, Audit, Risk Management, Security, IT, and process management functions.
Before joining Vonovia Luka was Group Chief Financial Officer and a member of the Vodafone Group Plc Board from September 2023 to November 2025.
Chief Rental Officer Arnd Fittkau has been member of the Management Board of Vonovia SE since May 2019.
Following completion of a management training program at MAN Gutehoffnungshütte AG (1992–1996), Arnd Fittkau started his career in various controlling functions. After holding positions at MAN AG in Munich and Hochtief AG in Essen, he joined the company now known as Vonovia in 2002. He spent three years as Head of Controlling for the GAGFAH Group starting in 2005. Since 2008, Arnd Fittkau has held several managing directorships at Vonovia subsidiaries in various locations such as Bochum, Munich, Frankfurt and Gelsenkirchen. Most recently, he held the position of chief representative of Vonovia SE from the beginning of March 2018 and chaired the regional management teams.
Philip Grosse has been member of the Management Board of Vonovia SE as Chief Financial Officer since January 2022.
After studying business management, he worked in investment banking in Frankfurt and London between 1997 and 2012, most recently as Managing Director and Head of Equity Capital Markets Germany & Austria at Credit Suisse. As of 2013, Philip Grosse worked in leadership roles focusing on corporate finance and investor relations for the Deutsche Wohnen Group. He was appointed to the Management Board of Deutsche Wohnen as CFO in 2016.
Daniel Riedl has been member of the Management Board of Vonovia SE as Chief Development Officer since May 2018.
Daniel Riedl is a graduate in business administration and a Fellow of the Royal Institution of Chartered Surveyors. Daniel Riedl already headed BUWOG back between 2004 and 2011, and served on the Executive Board of IMMOFINANZ AG from 2008 to 2014. He was Chairman of the BUWOG Supervisory Board from the start of 2012 until October 2013. Daniel Riedl was appointed CEO of the BUWOG Group in November 2013. He led BUWOG through the spin-off from IMMOFINANZ AG to the successful stock exchange listing and held the position of CEO until the company’s delisting at the end of 2018.
Katja Wünschel will be appointed Chief Development Officer (CDO) to the Management Board of Vonovia SE with effect from 1 June 2026, having joined the company on 1 April 2026.
Wünschel’s professional background is in the energy sector, where she has held leadership roles in Germany and internationally for more than two decades. Since 2022, she has served as CEO of RWE Renewables Europe & Australia GmbH, which develops, builds and operates onshore wind and solar parks. From 2019, she served as Chief Operating Officer (COO) of the predecessor organisation, RWE Renewables GmbH. Her responsibilities focused on the delivery of major investment projects as well as the planning and implementation of complex construction and development projects in an international environment.
Wünschel began her career in 1999 at the Bayer Group and moved to E.ON in 2002. After roles at the corporate headquarters and in the Czech Republic, she joined E.ON Climate & Renewables in 2008, where she took on leadership responsibilities including in Strategy & Business Development and Global Engineering. She subsequently served as Director Wind Onshore Europe, overseeing the development, construction and operation of wind farms. Katja Wünschel studied Business Administration at the University of Bayreuth.
Ruth Werhahn joined the Management Board of Vonovia SE on October 1, 2023, as Chief Human Resources Officer (CHRO).
Starting in 2018, Ruth Werhahn was member of the Executive Board and Labor Relations Director at TÜV Rheinland AG. As well as heading up the HR division, she was responsible for the international regions, coordinating cross-divisional activities of the technical inspection body.
A qualified lawyer, she started her career in HR at Düsseldorfer Veba AG in 2000. Starting in 2001, she held various positions within the newly established E.ON Group. From 2004 until the end of 2007, for example, she headed up the central staff function for the Board of Management and Supervisory Board before moving to the management of E.ON Nordic AB in the Swedish city of Malmö in 2008, where she assumed responsibility for business development and mergers & acquisitions. In the period from 2010 to 2013, she led the establishment of the new electromobility business area within the E.ON Group. Ruth Werhahn returned to HR in 2013 and went on to take over at the helm of the HR division for E.ON SE’s German business.