Swiss Executive Group

Reto is the CEO of Deloitte Switzerland and a member of the Deloitte EMEA Leadership team. Before assuming the role of CEO in 2019, he held various leadership positions within Deloitte. For example, he served as Managing Partner Tax & Legal from 2011 to 2016, as part of which he transformed the company’s tax business, and he also held the role of Clients & Industries Leader from 2016 to 2019, which saw him drive the substantial expansion of the market footprint. In addition, he served on the boards of Deloitte UK and Deloitte North and South Europe from 2013 to 2019.

After almost 20 years with Deloitte and over 25 years in the industry, Reto is still as passionate as ever about finding solutions to the complex challenges faced by clients. He is a Swiss tax expert for international corporate tax with particular expertise in cross-border structuring, M&A and business reorganisations. Reto holds master’s degrees in business administration and law from the University of St. Gallen and is a member of the board of Zürcher Handelskammer.

David is the Chief Operating Officer and Chief Risk Officer for Switzerland. As well as being responsible for our Enabling Functions he is the Ethics Officer and Director of Independence for Deloitte Switzerland.

In addition to his leadership roles David is an international tax partner specialising in tax accounting. He has 30 years’ experience in serving multinational businesses. When involved in tax audits he brings his experience in IAS 12, finance transformation and process improvement and combines it with his experience in auditing large multinational companies and understanding of their tax risks and exposures to the delivery of an added value audit experience.

Matthias Gschwend is an Audit & Assurance Partner. He is a Swiss Certified Public Accountant with 25 years of experience in audit and related advisory services across various industry sectors, with a particular focus on audits performed under Swiss and US standards.

As Managing Partner People & Purpose for Deloitte Switzerland, Matthias leads the firm’s People & Purpose function and is a member of the Swiss Executive team.

Matthias also serves as a member of the Board of Directors of Deloitte AG.

Michael is a partner in the Strategy, Risk & Transactions Advisory Business Line. He is leading the M&A team in Switzerland and focusses on M&A transactions, corporate distressed situations and corporate transformations working with Corporate and Private Equity clients. Michael has over 20 years of M&A and turnaround experience across several industries with a significant focus on in Life Science, Consumer Goods and Industrial Products sectors.

Michael also serves as Growth Leader in the Swiss Executive Team, focusing on markets and clients across all industries and leveraging Deloitte’s multi-disciplinary business model.

Yousif leads Deloitte Switzerland's Technology & Transformation practice. He is a member of the Swiss Executive Group and a member of the Executive of Deloitte Technology & Transformation in North and South Europe (NSE). He is specialised in Digital Transformation and Life Sciences, with extensive experience in IT strategy, sourcing and operating models. Since joining Deloitte in 2007, Yousif has been instrumental in advising, designing, and leading significant IT transformation programs for a diverse array of European and Global organisations.

Yousif's exemplary leadership and expertise were recognized in 2022 with his appointment to the Executive as the Technology Advisory Leader, a position he continues to hold. His primary focus is on driving the long-term success of Deloitte’s consulting clients, bolstering their innovative capabilities. This includes providing strategic guidance on the adoption of generative artificial intelligence and leveraging Deloitte’s comprehensive suite of sustainability services.

Alessandro is the Managing Partner for Deloitte's Audit & Assurance practice and a member of the Swiss Executive team. A Swiss Certified Public Accountant with over 20 years of experience, Alessandro has been lead partner on numerous major national and international audit and advisory mandates. Alessandro is responsible for widening the scope of the firm's assurance services and developing the next generation of audit services. He also plays a leading role in Deloitte's CFO network, helping CFOs of Swiss organisations manage the complexities of their roles, tackle their company's most compelling challenges and adapt to strategic shifts in the market.

Renaat is leading the Tax & Legal Practice in Switzerland and member of the Executive Committee. As a partner within the Global Employer Services team at Deloitte Switzerland, he specialises in international individual taxation. Renaat has over 25 years of experience with Deloitte Belgium and Switzerland and has worked with many companies across a broad range of industries. Renaat holds a master’s degree in law, in tax law and accounting law and has authored many publications on international taxation.

Kristina is the Managing Partner for Deloitte’s Strategy, Risk & Transactions Advisory practice and a member of the Executive Team. With over 20 years of M&A experience across the entire deal lifecycle, she advises senior clients and executives on how to deliver value. She specialises in carve-outs, integrations, large transformation programmes and performance improvement for multinationals in Europe.

She has recently been involved in some of the largest transactions in the Swiss market, providing her M&A expertise and deep functional skills with a focus on building operating models and improving IT and operations areas.

Kristina holds an MBA from Oxford Saïd Business School (UK) and a bachelor’s degree from Carnegie Mellon University (USA). She is fluent in English, German and French.

Liza is Chief Sustainability Officer, managing partner and member of the Swiss Executive team at Deloitte Switzerland. She oversees the progress of Deloitte’s WorldClimate strategy in Switzerland, which drives our firm’s responsible climate choices and guides us to achieve our net zero objectives.

Liza provides cross-business leadership for Deloitte Switzerland’s Sustainability services including managing its strategic direction and driving critical shifts to adapt to the changing sustainability landscape.

Liza was previously Chief People Officer where she led their people and purpose division through an agile transformation. She has over 20 years of experience in transformation strategy with expertise in organisational effectiveness, digital transformation and experience design.

Liza is passionate about diversity, equity and inclusion and improving the communities in which we serve. She spearheaded the launch of the Swiss firm’s volunteering platform and is an active volunteer where her focus is on empowering future leaders.

Nico is the Managing Partner for Life Sciences & Health Care for North and South Europe, and the global lead client service partner for one of the leading life sciences companies. As a member of the Swiss Executive Team, he also serves as Chief Strategy Officer. 

Nico has more than 25 years of management consulting experience. He has worked with leading multinational organisations in the life sciences, chemicals and consumer sectors, advising them on how to drive growth and productivity through strategic, operational and technology-led transformations. 

Antonio leads Deloitte's Analytics & Cognitive Advisory in Switzerland and is responsible for Innovation within Deloitte Switzerland’s Executive team. His team helps clients leverage the power of artificial intelligence and data to deliver more customer-centric and innovative products and services that catalyse growth and efficiencies.

He has over 20 years of experience in advising companies in large-scale global transformations, leveraging new delivery models (GBS/SSC, outsourcing) and innovative technologies (e.g. robotics, machine learning, natural language processing/generation). He helps global private sector and financial services organisations review and implement new strategies for business support functions, and deploy more effective and efficient services and governance models. Prior to joining Deloitte in April 2013, he held various sales and consulting leadership positions across Europe and was CEO of a start-up company developing brand protection technologies.

Vicky is the Deloitte Global Life Sciences Sector Leader and Swiss-US Trade Corridor Leader​. In this role, she ensures our leaders around the world are able to bring the best of Deloitte to bear in the Life Sciences sector and guides and advises Deloitte Life Sciences leaders across our global network. Vicky brings more than 25 years of global life sciences professional services experience to our clients around the globe. She advises executives across a range of topics, including executive transitions, transformation, culture and diversity, equity and inclusion topics.

She has architected and embedded global, commercial and digital transformation programs for a number of Fortune 100 life sciences companies. These transformations range from designing new commercial models and enterprise-wide customer-centricity, to digital transformations, and to new business models as the industry increasingly shifts to patient and healthcare system value. She has also advised a number of next generation therapy bio-tech companies as they pioneer bringing new medicines often for rare disease patient populations. She brings a broad range of therapeutic area knowledge across specialty and primary care.