Share Registry
2025 Japan AGM Season Review
Services that meet every meeting and share registry challenge
Share registration is where we began as a company. We provide global insights and innovative approaches to deliver tailored registry solutions for companies listed in Switzerland and around the world.
What we offer
Whether you’re taking care of shareholder records or managing meetings, we will meet your requirements through digital solutions and superb experience in a cost-efficient manner.
Meetings and share registry solutions
As part of our solutions, we offer full maintenance over your shareholder register and support shareholder meetings, while global expertise offers corporate actions advisory.
- Shareholder meetingsShareholder meetings
- Share registryShare registry
- Global capital marketsGlobal capital markets
- CARECARE
- GVoteGVote
Why choose Computershare for meetings and share registry services?
Our expertise guides you through every critical moment. From our next-level digital services that improve investor intelligence, engagement and decision-making to our experienced engagement teams, we’ll work with you to create tailored solutions for your business.
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Why Computershare?
We’re proud to be a world leader in share registry services. Our blend of smart technology and global expertise allows us to share innovative approaches and deliver solutions that meet all your registry needs. It’s why we hold a 35% market share of SMI titles.
3535%
market share of SMI titles
1717
IPOs supported since 2017 - equal to 40% of the Swiss market.
11Mio+
registered shareholders
Our team
Marco Schwager
Co-Managing Director Switzerland | Head of Sales & Business Development
Chanthara Sihabouth
Co-Managing Director Switzerland | Head of Operations & Registry
Mladen Pranjic
Head General Meetings
Yves Ackermann
Deputy Head General Meetings
Michael Lehmann
Deputy Head Share Register
Günes Bal
Account Manager
Yvonne Brügger
Account Manager
Jael Concu
Account Manager
Benjamin Dubler
Product Manager
Sina Hamman
Business Development Associate
Patrick Kälin
Product Manager
Silas Metzler
Project Manager
Ferdinando Paone
Project Manager
Simon Schupfer
Business Development Associate
Nina Siegrist
Project Manager
Aqsa Syed
Project Manager
Sagen Vanniyasingam
Account Manager
Aline Wyss
Project Manager
Marco Schwager
Co-Managing Director Switzerland | Head of Sales & Business Development
Marco Schwager is Head of Sales & Business Development as well as Co-Managing Director at Computershare Switzerland. In this role, he is responsible for strategic business development, expanding customer relationships, and positioning the company in the Swiss market. Together with his team, he develops innovative solutions to meet the evolving needs of issuers and investors.
Previously, Marco Schwager led all operational processes related to the execution of general meetings for seven years as Head of General Meetings. He played a key role in advancing and digitizing this central business area and ensured smooth implementation with his team – from planning to on-site execution.
Before joining Computershare, Marco Schwager worked at SIX SIS AG as Deputy Team Leader in the Income/Corporate Actions department, focusing on the US and Canadian markets.
Chanthara Sihabouth
Co-Managing Director Switzerland | Head of Operations & Registry
Since 1 July 2025, Chanthara Sihabouth has served as Co-Managing Director for the Swiss business. In his role as Head of Operations & Registry, he oversees operational management and the share register business unit.
With more than 18 years of experience in registered shares, capital market transactions, and corporate actions across both Swiss and international markets, his expertise lies in ensuring high-quality client service, implementing technical and regulatory requirements, and developing client-focused solutions.
Before assuming his current role, he led the share register business at Computershare for over eight years. Prior to that, Chanthara held various roles at SIX SAG AG for nearly ten years, including in employee share plans, and most recently served as Deputy Head of Registry.
Chanthara Sihabouth holds an Advanced Federal Diploma of Higher Education in BA.
Mladen Pranjic
Head General Meetings
Mladen Pranjic serves as Head of General Meetings and is responsible for all operational processes related to general meetings. In this role, he leads a dedicated team and ensures that each general meeting is professionally organized and thoroughly prepared to guarantee a smooth execution on site.
Prior to his current role, Mr. Pranjic served for seven years as Deputy Head of General Meetings. During this time, he gained valuable experience and developed in-depth expertise in the area of general meetings. His many years of service and close collaboration with key clients have provided him with a deep understanding of the needs and expectations of both clients and shareholders.
Yves Ackermann
Deputy Head General Meetings
Michael Lehmann
Deputy Head Share Register
Günes Bal
Account Manager
Yvonne Brügger
Account Manager
Jael Concu
Account Manager
Benjamin Dubler
Product Manager
Sina Hamman
Business Development Associate
Patrick Kälin
Product Manager
Silas Metzler
Project Manager
Ferdinando Paone
Project Manager
Simon Schupfer
Business Development Associate
Nina Siegrist
Project Manager
Aqsa Syed
Project Manager
Sagen Vanniyasingam
Account Manager
Aline Wyss
Project Manager