Our services

Advisory services

dyn group

Changing laws, updated regulations, and increasingly strict financial controls mean that tax compliance and optimization are among the key challenges you regularly face as an entrepreneur, business leader, or head of a family. How can you address them? Only with a trusted team of experts. We are here to advise you and help you make the right decisions.

Our mission: to provide tailored strategic advice to secure and support your activities.

Our approach: personalized advice

In a constantly changing environment, companies and individuals face complex tax, legal, and financial challenges.

Our advisors are committed to providing you with comprehensive, accurate, and tailored solutions — whether related to wealth evolution, structural changes, or merger and acquisition transactions.

Our commitments:

  • Deliver tailored advice based on in-depth analysis and strategic thinking
  • Secure your financial transactions and business or wealth transfers
  • Simplify administrative and tax procedures
  • Ensure smooth coordination with stakeholders (banks, notaries, lawyers, insurers)
  • Provide a human, proactive, and confidential approach: we listen to your needs
For your private activities and your assets

Wealth advisory and financial structuring

Each stage of life, whether personal or professional, has tax, legal, and financial implications.

Our experts support you in the structuring, planning, and protection of your wealth, taking into account your short- and long-term objectives.

Key services:
  • Advice on wealth optimization and succession planning
  • Wealth structuring and family planning
  • Establishment of family offices and coordination of financial activities
  • Support during key life events (marriage, divorce, inheritance, succession)
  • Connecting you with top specialists: notaries, lawyers, bankers, and insurers

Strategic advisory for M&A (mergers and acquisitions)

Our role is to assess financial challenges, anticipate risks, and ensure a smooth transition at every stage of your project.


Key services:

  • Merger, acquisition, or divestment strategies
  • Personalized support during pre- and post-acquisition phases
  • Preparation for fundraising or business sale
  • Monitoring post-acquisition challenges and financial integration
  • Implementation of risk control systems and due diligence procedures
  • Business valuation and support in succession planning
  • Connecting you with our network of partners: notaries, bankers, and legal advisors.

We act as the right-hand partner of company leaders, supporting strategic decision-making and financial management.

Our expertise covers outsourced financial management (CFO), strategic planning, and change management.


Key services:

  • Company formation and structuring
  • Comprehensive financial and organizational analyses
  • Development and steering of corporate strategy
  • Outsourced CFO services (in-house or ad interim)



Organizational optimization and transformation

Our operational management experts help you improve the profitability and performance of your company by optimizing your processes and tools.

We intervene to strengthen your systems, workflows, and working methods.


Key services:

  • Optimization of legal and financial structures
  • Redesign of ERP systems and management tools
  • Simplification of administrative and accounting processes
  • Digitization of financial flows
  • Continuous improvement of internal performance
  • Automation of repetitive, low-value-added tasks.

At DYN GROUP, we believe that good advice goes hand in hand with knowledge transfer.

We provide educational and operational support to help you better understand the Swiss tax, social security, and accounting environment.

Key services:

  • Explanation of the Swiss tax and social security system
  • Presentation of legal obligations according to your status
  • Training on our accounting software and internal tools
  • Customized sessions for executives, board members, and finance teams

A 360° approach focused on performance

DYN Conseil & M&A relies on a global and collaborative approach, bringing together tax, financial, HR, and legal experts.

Our added value lies in connecting business strategy with wealth management, providing a clear and consistent view of your decisions at every stage of your professional or personal life.

We turn every piece of advice into a lever for growth, stability, and long-term transmission.

Do you have a question ?
Do you need support ?

Your Advisory contacts

Gaël Rincon

Director – DYN Geneva
Certified Expert in Finance and Controlling
Certified Specialist in Finance and Accounting (Federal Diploma)

Valentin Henny

Partner
Certified Specialist in Finance and Accounting (Federal Diploma)

Services that make the difference, experts who guarantee them. Discover DYN | Group’s services

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Gaël Rincon​
DYN Genève Director

Gaël Rincon has over 10 years’ experience in various Geneva-based companies and has acquired solid expertise in the field of accounting and finance. Building on this experience, he joined Dyn Group as deputy manager of the Geneva office, where he continues to help companies achieve their financial and accounting objectives by providing them with sound advice. Gaël Rincon is renowned for his ability to listen carefully to his clients’ needs, his creativity in finding new solutions and his openness to discussion. He is a partner of choice for any company looking to improve its financial performance.

Formation

Graduate Expert in Finance and Controlling
Specialist in Finance and Accounting with Brevet Fédéral (Swiss Federal Certificate)

Languages

French – English – Spanish

Engagement

Member of the Geneva Order – EXPERTsuisse Lecturer at the IBAW, training and further training

Valentin Henny
Partner

Valentin Henny has been a partner at DYN since it was founded in 2009. He has over 20 years’ experience in financial consultancy. His areas of expertise include business management, strategy implementation, cash management and financing plans. His calm and positive personality is an asset for our clients.

Education

Specialist in Finance and Accounting with Brevet Fédéral (Swiss Federal Certificate)

Langues :

French – English

Engagement

Member of FIDUCIAIRE|SUISSE – Section Vaud

Listed as one of the “Best tax and fiduciary experts in Switzerland 2025” by the PME & Bilanz newspaper.