Our Team
Finance & Human Resources
We look after the financial administration and support our employees in all staff-related matters.
ZurichStefania WengerHead of Finance
ZurichEsther PollhammerFinance & HR Manager
ZurichMartina DübendorferFinance
ZurichSidar DurmazFinance
ZurichLelani EsterhuizenFinance
ZurichBarbara HessFinance
ZurichFlorence HuegiFinance
ZurichSuheila KammermannFinance
ZurichJane SiuFinance
LondonElizabeth WeedonHead of Finance & HR
LondonDiana AltamiranoFinance
LondonKatie FarrellFinance
LondonNatalia MalyukManagement Accountant
Daniela Schmidmeister
Monday to Friday
9 am – 4 pm (UTC+1)
Not available on the following public holidays:
- 01.01.2026 New Year’s Day
- 02.01.2026 St. Berchtold’s Day
- 03.04.2026 Good Friday
- 06.04.2026 Easter Monday
- 01.05.2026 Labour Day
- 14.05.2026 Ascension Day
- 25.05.2026 Whit Monday
- 24.12.2026 Christmas Eve (afternoon)
- 25.12.2026 Christmas Day
- 31.12.2026 New Year's Eve (afternoon)