Meet the Team
![Bruno Alberti](https://thumbor.itds.ch/AmrU1WxBhVWYTe43n7eXNgMh0mo=/500x500/filters:quality(80)/www.gundp.ch/file/1761/2018_Alberti_Bruno.jpg)
Bruno Alberti
Building physics / architectural acoustics
![Christoph Ammann](https://thumbor.itds.ch/8Y91ingRRTZijo9Gu1fYO9PPUmg=/500x500/filters:quality(80)/www.gundp.ch/file/117/2018_Ammann_Christoph.jpg)
Christoph Ammann
Team leader environmental noise Aarau
![Judith Askew](https://thumbor.itds.ch/9rft-Zk3iXSK3uOb64cVp48OYQw=/500x500/filters:quality(80)/www.gundp.ch/file/2462/judith-askew-web-2.jpg)
Judith Askew
Exterior noise / pavement acoustics
![Thomas Boss](https://thumbor.itds.ch/XxeLdQ-Sdb6kfiITJic3NG_Zwmk=/500x500/filters:quality(80)/www.gundp.ch/file/2294/HP.jpg)
Thomas Boss
CEO
![Erik Bühlmann](https://thumbor.itds.ch/-Ew4CC8y5I1LEGuiRtAGSvOABpI=/500x500/filters:quality(80)/www.gundp.ch/file/130/2018_Bu%CC%88hlmann_Erik.jpg)
Erik Bühlmann
Head of Business Development, Team Leader Research and Development, expert tyre-road noise
![Maria Burger](https://thumbor.itds.ch/lOXQS6KXqk4APhLZoNf71re74WU=/500x500/filters:quality(80)/www.gundp.ch/file/99/2018_Burger_Maria.jpg)
Maria Burger
Environmental noise, tyre-road noise
![Laurent Cosandey](https://thumbor.itds.ch/z5AnECk_K78J85f0NNj2-aJXGwo=/500x500/filters:quality(80)/www.gundp.ch/file/1979/2023_Cosandey_Laurent.jpg)
Laurent Cosandey
Team leader environmental noise Neuchâtel
![Linus Fässler](https://thumbor.itds.ch/ou2Mk0FONaAeBjEd6QOvFnBdK44=/500x500/filters:quality(80)/www.gundp.ch/file/2225/linus-faessler-web-2.jpg)
Linus Fässler
Environmental noise
![Daniel Flury](https://thumbor.itds.ch/EdjOcwhWVB4bJuWKrDeEcbubUhE=/500x500/filters:quality(80)/www.gundp.ch/file/787/2018_Flury_Daniel.jpeg)
Daniel Flury
Tyre-road noise
![Martin Flury](https://thumbor.itds.ch/eq-cm23DSQ7BpCEOBmdlncRpnk8=/500x500/filters:quality(80)/www.gundp.ch/file/786/2018_Flury_Martin.jpeg)
Martin Flury
Tyre-road noise
![Nicole Freuler](https://thumbor.itds.ch/-bMZfprY1R7h4ndhwsHaHdrv5es=/500x500/filters:quality(80)/www.gundp.ch/file/190/2018_Luethi_Nicole.jpg)
Nicole Freuler
Software
![Beatrice Frey](https://thumbor.itds.ch/ZbfR6z3IvW2obWL9_bW0Qj4mMRw=/500x500/filters:quality(80)/www.gundp.ch/file/196/2018_Frey_Beatrice.jpg)
Beatrice Frey
Building physics / architectural acoustics
![Lena Gafner](https://thumbor.itds.ch/81x9deOnKxzmW1XPnvrfzg2G__w=/500x500/filters:quality(80)/www.gundp.ch/file/136/Lena_Cajochen_WEB%20%281%29.jpg)
Lena Gafner
Tyre-road noise
![Ludivine Grandjean](https://thumbor.itds.ch/X8ERIQD7gWaGLW2r8OQzHM3etGE=/500x500/filters:quality(80)/www.gundp.ch/file/209/2018_Grandjean_Ludivine.jpg)
Ludivine Grandjean
Environmental noise, ryre-road noise
![Dominik Haas](https://thumbor.itds.ch/WOJPflQ46ANAUJPRrFhLfovAhIc=/500x500/filters:quality(80)/www.gundp.ch/file/1980/2023_Haas_Dominik.jpg)
Dominik Haas
NIR, Research & development
![Adam Hasenfratz](https://thumbor.itds.ch/ppgZ5JeOvMGXtQRY_lG5Q7IomWY=/500x500/filters:quality(80)/www.gundp.ch/file/221/2018_Hasenfratz_Adam.jpg)
Adam Hasenfratz
Team leader environmental noise Bern
![Marcel Hubacher](https://thumbor.itds.ch/7rFSH_fGUV0u2aGKWxpzGaT-Xzo=/500x500/filters:quality(80)/www.gundp.ch/file/1767/2018_Dummy.jpg)
Marcel Hubacher
Tyre-road noise
![Christian Huber](https://thumbor.itds.ch/QXpSg7f_3oI1odwqlNERMWnezkU=/500x500/filters:quality(80)/www.gundp.ch/file/1762/2022_Christian_Huber.jpg)
Christian Huber
Environmental noise
![Flurina Hull](https://thumbor.itds.ch/aDOqfIjmga6I__IzNLVjgLKNxj4=/500x500/filters:quality(80)/www.gundp.ch/file/215/2022_Flurina%20Gubler_web.jpg)
Flurina Hull
Environmental noise
![Christoph Jäggi](https://thumbor.itds.ch/WfRxr29H0aAcMqJ36qWmry7UF7s=/500x500/filters:quality(80)/www.gundp.ch/file/1768/2018_J%C3%A4ggi_Christoph.jpg)
Christoph Jäggi
Tyre-road noise
![Eva-Linda Jerez](https://thumbor.itds.ch/TykPvLMf1X-SI3Wu1mDZFhPCMyY=/500x500/filters:quality(80)/www.gundp.ch/file/251/2018_Jerez_Eva-Linda.jpg)
Eva-Linda Jerez
Building physics / architectural acoustics
![David Karlicek](https://thumbor.itds.ch/tkMORMewDZC52voQjZI5ez7YWHI=/500x500/filters:quality(80)/www.gundp.ch/file/2179/david-karlicek-web-2.jpg)
David Karlicek
Building physics / architectural acoustics
![André Köpfli](https://thumbor.itds.ch/cPEC2swQX49PsHqbDhDnDXpf28U=/500x500/filters:quality(80)/www.gundp.ch/file/263/2018_Ko%CC%88pfli_Andre%CC%81.jpg)
André Köpfli
Team leader environmental noise Zurich
![Michal Kovacik](https://thumbor.itds.ch/hykfNw2Z-wtZCHotxfWiR2tyl5E=/500x500/filters:quality(80)/www.gundp.ch/file/269/2019_mk.jpg)
Michal Kovacik
Software
![Julien Kundert](https://thumbor.itds.ch/FgxiowLMvSTg249_nrRIZkSNgXo=/500x500/filters:quality(80)/www.gundp.ch/file/281/2021_julien%20kundert.jpg)
Julien Kundert
Environmental noise
![Manuel Kunz](https://thumbor.itds.ch/GEogqizA1PuYb43rV8eBHb4r4tc=/500x500/filters:quality(80)/www.gundp.ch/file/287/0-mku_2020_web.jpg)
Manuel Kunz
Environmental noise, tyre-road noise, research & development
![Alexander Läderach](https://thumbor.itds.ch/uKgOpDx8_j027YX16qBdM5OGIuY=/500x500/filters:quality(80)/www.gundp.ch/file/1986/2023_L%C3%A4derach_Alexander.jpg)
Alexander Läderach
Environmental noise
![Patricio Lerena](https://thumbor.itds.ch/KBDu5dFSWd8LmjYg0nLnMCHK0Ac=/500x500/filters:quality(80)/www.gundp.ch/file/293/2-dummy.jpg)
Patricio Lerena
Software
![Pius Leuba](https://thumbor.itds.ch/YiioYm790DtVJdx1Df_KYwNK6d8=/500x500/filters:quality(80)/www.gundp.ch/file/299/2018_Leuba_Pius.jpg)
Pius Leuba
Building physics, sustainability
![Valérie Loretan](https://thumbor.itds.ch/SuUIsCQodP6V1qMtdhtO_4DMSME=/500x500/filters:quality(80)/www.gundp.ch/file/2244/valerie-loretan-web.jpg)
Valérie Loretan
Office Managment
![Dionys Lugon-Moulin](https://thumbor.itds.ch/XLwllEqD8eEl2KqnVjCiCdCZM6M=/500x500/filters:quality(80)/www.gundp.ch/file/305/Dionys%20Lugon-Moulin_WEB%20%281%29.jpg)
Dionys Lugon-Moulin
External noise
![Nadège Marchiando](https://thumbor.itds.ch/Yad733dXajRDyq-ARmdWq4LGv4I=/500x500/filters:quality(80)/www.gundp.ch/file/1789/2022_Nadege_Marchiando.jpg)
Nadège Marchiando
Environmental noise
![Erich Marti](https://thumbor.itds.ch/Z0g5R3HmVGwt7-kMwFIxnAtfHdA=/500x500/filters:quality(80)/www.gundp.ch/file/2223/erich-marti-web-2.jpg)
Erich Marti
CFO, Head of HR
![Maria Martin](https://thumbor.itds.ch/levOLgl35fjnG24cSTH0fqYhJnQ=/500x500/filters:quality(80)/www.gundp.ch/file/2461/maria-cristina-martin-web-2.jpg)
Maria Martin
Environmental noise
![Christian Merkli](https://thumbor.itds.ch/AAeLAECLokTBvhnluV08cjXX7ug=/500x500/filters:quality(80)/www.gundp.ch/file/329/2-christian_merkli.jpg)
Christian Merkli
Building physics / architectural acoustics
![Peter Mikhailenko](https://thumbor.itds.ch/cyuemU13GRDtQPG_eNQnaavTdhc=/500x500/filters:quality(80)/www.gundp.ch/file/2036/2023_Mikhailenko_Peter.jpg)
Peter Mikhailenko
Research & development
![Patricia Moll](https://thumbor.itds.ch/m76c-_NWiTMcXM12lBa244qLHts=/500x500/filters:quality(80)/www.gundp.ch/file/335/pm_2020_webg.jpg)
Patricia Moll
Software
![David Murton](https://thumbor.itds.ch/E2WEkLeL3fHZ-HpBJNb4FqePH-c=/500x500/filters:quality(80)/www.gundp.ch/file/347/2018_Murton_David.jpg)
David Murton
Software
![Lea Nietfeld](https://thumbor.itds.ch/YuV4uPT10IhAPljGbXvt1iQmD_I=/500x500/filters:quality(80)/www.gundp.ch/file/2245/lea-nietfeld-web.jpg)
Lea Nietfeld
Environmental noise
![Christian Orsega](https://thumbor.itds.ch/Ov3V0Zk3XCn6H0eBJ0oEcPLoSHU=/500x500/filters:quality(80)/www.gundp.ch/file/2077/2023_Orsega_Christian.jpg)
Christian Orsega
Building physics /* architectural acoustics
![Björn Probst](https://thumbor.itds.ch/rKkzDbzvD3DRgIHO0Bva15iwoOw=/500x500/filters:quality(80)/www.gundp.ch/file/359/2018_Probst_Bjo%CC%88rn.jpg)
Björn Probst
Environmental noise, tyre-road noise
![Tina Saurer](https://thumbor.itds.ch/A83AfOBi7pTuA7lxqGTOKfKxgzk=/500x500/filters:quality(80)/www.gundp.ch/file/372/2018_Saurer_Tina.jpg)
Tina Saurer
Team leader tyre-road noise, research & development, environmental noise
![Jürg Schaffer](https://thumbor.itds.ch/yvErbm8QZGS3-ZO8d9X3oXc9NNA=/500x500/filters:quality(80)/www.gundp.ch/file/1770/2018_Dummy.jpg)
Jürg Schaffer
Building physics/architectural acoustics, environmental noise, tyre-road noise
![Gerhard Schauberger](https://thumbor.itds.ch/Yy_7kW0uqCAYiIjfBiqyXw2XfHE=/500x500/filters:quality(80)/www.gundp.ch/file/384/gs_2021_web.jpg)
Gerhard Schauberger
Building physics / architectural acoustics
![Nico Scheidegger](https://thumbor.itds.ch/wPCW-Tu5DAn2dOTQMZy1AtghwSg=/500x500/filters:quality(80)/www.gundp.ch/file/2181/nico-scheidegger-web.jpg)
Nico Scheidegger
Tyre-road noise
![Johannes Schindler](https://thumbor.itds.ch/nDkiRG_5bVFZ0-tRKYfQLjQ5bOA=/500x500/filters:quality(80)/www.gundp.ch/file/390/js_2020_web.jpg)
Johannes Schindler
Research & development
![Felix Schlatter](https://thumbor.itds.ch/ETIupY5q7BzWsWLu9al--1T96Jo=/500x500/filters:quality(80)/www.gundp.ch/file/396/fs.jpg)
Felix Schlatter
Research & development, tyre-road noise
![Andreas Schluep](https://thumbor.itds.ch/iIVaM3eYUl7uhzficE6BQUJs8Tk=/500x500/filters:quality(80)/www.gundp.ch/file/402/2018_Schluep_Andreas.jpg)
Andreas Schluep
Head of environmental noise department
![Roger Schneider](https://thumbor.itds.ch/d37XUviRGG3wl4xBNWdIkV39LIE=/500x500/filters:quality(80)/www.gundp.ch/file/408/2018_Schneider_Roger.jpg)
Roger Schneider
Building physics / architectural acoustics, structural damage expertise
![Stefan Schnetzler](https://thumbor.itds.ch/OEHQ7Qd83MdQSEBgyAnEa2rxDXM=/500x500/filters:quality(80)/www.gundp.ch/file/414/sts.jpg)
Stefan Schnetzler
Environmental noise
Daniel Schweizer
Research & development, tyre-road noise
![Simon Sebright](https://thumbor.itds.ch/jOPrU1dGBgISOvDeIYLspHJkFfo=/500x500/filters:quality(80)/www.gundp.ch/file/1847/2022_Simon_Sebright.jpg)
Simon Sebright
Software
![Nijanthini Sriskandarajah](https://thumbor.itds.ch/3qD1WKjUXjHMcFv19nc7tJYZWfE=/500x500/filters:quality(80)/www.gundp.ch/file/2351/nijanthini-sriskandarajah-web-2.jpg)
Nijanthini Sriskandarajah
Environmental noise
![Christa Stephan](https://thumbor.itds.ch/cO8_TyZiAlE6Li8_TXxxQQ5Elz4=/500x500/filters:quality(80)/www.gundp.ch/file/432/2018_Stephan_Christa.jpg)
Christa Stephan
Software, environmental noise
![Dominic Stickel](https://thumbor.itds.ch/_oPUljmf81NnjSryE427h8MblHQ=/500x500/filters:quality(80)/www.gundp.ch/file/2460/dominic-stickel-web-2.jpg)
Dominic Stickel
Tyre-road noise
![David Stierli](https://thumbor.itds.ch/sl8fK2J2UBOzcFnPItd8LXOz8xs=/500x500/filters:quality(80)/www.gundp.ch/file/2455/david-stierli-web-2.jpg)
David Stierli
Building physics / architectural acoustics
![Sebastian Studer](https://thumbor.itds.ch/lvZy6jL_tx6Pf6rs5ZX-Fjde-ZM=/500x500/filters:quality(80)/www.gundp.ch/file/2180/sebastian-studer-web.jpg)
Sebastian Studer
Office Management
![Antoine Thévenaz](https://thumbor.itds.ch/DVgle-sKQvAxCfPptrjIuags_ZA=/500x500/filters:quality(80)/www.gundp.ch/file/2030/2023_Th%C3%A9venaz_Antoine.jpg)
Antoine Thévenaz
Environmental noise
![Dagmar Toth](https://thumbor.itds.ch/_ylyMVcD3oOG2nCOO4KSY69Nr3o=/500x500/filters:quality(80)/www.gundp.ch/file/438/2018_Toth_Dagmar.jpg)
Dagmar Toth
Environmental noise
![Stefan Tschannen](https://thumbor.itds.ch/d4zrRzHR0hGeExEePvBAdpYmx6U=/500x500/filters:quality(80)/www.gundp.ch/file/2454/stefan-tschannen-web-2.jpg)
Stefan Tschannen
Building physics / architectural acoustics
![Marianne Violot](https://thumbor.itds.ch/ZjnxCbKHhZHprobyUbX7oLnnmKU=/500x500/filters:quality(80)/www.gundp.ch/file/2247/Foto_mvi_20231207.jpg)
Marianne Violot
Environmental noise
![Holger Völlinger](https://thumbor.itds.ch/4GGDGfsqbHVpTwe8dwag27RSh3U=/500x500/filters:quality(80)/www.gundp.ch/file/444/holger_voellinger_web.jpg)
Holger Völlinger
Team leader building physics/architectural acoustics Bern and Neuchâtel
![Mathias von Arx](https://thumbor.itds.ch/nWEXJD-sTeFwAdi76Idu0RO3nbE=/500x500/filters:quality(80)/www.gundp.ch/file/456/2018_vonArx_Mathias.jpg)
Mathias von Arx
Expert building physics/building acoustics
![Nadine von Arx](https://thumbor.itds.ch/uGSFnavr6EG6DpK0B572vSzRoTM=/500x500/filters:quality(80)/www.gundp.ch/file/450/2018_vonArx_Nadine.jpg)
Nadine von Arx
Environmental noise
![Lisa Maria Wahlen](https://thumbor.itds.ch/0zXkqRIW7Tiy-VMBZUpI6FfyNms=/500x500/filters:quality(80)/www.gundp.ch/file/1861/2022_Wahlen_Lisa_Maria.jpg)
Lisa Maria Wahlen
Environmental noise
![Carole Weber](https://thumbor.itds.ch/43vl5tTU2maPVM-jDddKqApiP54=/500x500/filters:quality(80)/www.gundp.ch/file/462/cwe.jpg)
Carole Weber
Office Management
![Valérie Winner](https://thumbor.itds.ch/SrGT6XjOKk8WzpeREAJKmoi7uc0=/500x500/filters:quality(80)/www.gundp.ch/file/2071/2023_Winner_Val%C3%A9rie.jpg)
Valérie Winner
Environmental noise
![Kristina Wotruba](https://thumbor.itds.ch/iaK7Pxs4zOQVrjRvkZHyxEeNkQk=/500x500/filters:quality(80)/www.gundp.ch/file/468/2018_Wotruba_Kristina.jpg)
Kristina Wotruba
Environmental noise
![Benjamin Zehnder](https://thumbor.itds.ch/2oPI-9PcFcgfBb0LhRxNHFJSb-E=/500x500/filters:quality(80)/www.gundp.ch/file/1881/2022_Benjamin_Zehnder.jpg)
Benjamin Zehnder
Environmental noise
![Petra Ziegler](https://thumbor.itds.ch/SS6iSPuW4EPg59Bm2jMvq8UYkmk=/500x500/filters:quality(80)/www.gundp.ch/file/474/0-2018_Ziegler_Petra.jpg)
Petra Ziegler
Office Management
![Tim Ziegler](https://thumbor.itds.ch/BzFWRr0fokYFdMhtKLclQYvcalU=/500x500/filters:quality(80)/www.gundp.ch/media/web/2021.gundp.ch/media/about/team/default.png)
Tim Ziegler
![Toni Ziegler](https://thumbor.itds.ch/kjz5oXFcRxCPb2Tc_zlwQA4crqE=/500x500/filters:quality(80)/www.gundp.ch/file/480/2018_Ziegler_Anton.jpg)
Toni Ziegler
Chairman of the Board, Team Leader Software Development
![Michael Zuckschwerdt](https://thumbor.itds.ch/pALoV0vKcmIcMpT96DVJdNAU1_I=/500x500/filters:quality(80)/www.gundp.ch/file/486/2018_Zuckerschwerdt_Michael.jpg)
Michael Zuckschwerdt
Building physics / architectural acoustics
![Jürg Zweifel-Schielly](https://thumbor.itds.ch/nsquLvjJ9GqKvnpyq2Kn4G0JPRg=/500x500/filters:quality(80)/www.gundp.ch/file/492/2018_Zweifel_Ju%CC%88rg.jpg)
Jürg Zweifel-Schielly
Head of Building Physics, Team Leader Aarau and Zurich