About Dr. Jeannot Muller
Dr. Jeannot Muller is a Luxembourgish-German physician and software developer based in Bavaria. He is the founder and managing director of TECcompanion GmbH and has run Dr. Jeannot Muller Consulting & Publishing since 1998. He has been developing software since 1985 and worked as a manager at DHL Group and other companies.
He builds privacy-first finance apps for investors who track their portfolio with Parqet. PulseFolio, his most complete app, puts your Parqet portfolio on iPhone and Apple Watch, with complications, lock screen widgets, alerts and your gain after fees and taxes. Pecuniator brings Parqet's X-Ray data to Mac and Windows for an offline deep dive into what you really own.
EquityLens, SpiderLens and AmundiLens show what's inside the world ETFs European investors hold most. ParqSafe, Arcaria and csv2excel handle portfolio backups, broker paperwork and spreadsheets.
A medical doctor by training, he studied at Heidelberg University. His publications include the eBook Pioniere der Orthopädie, with more than 520 short biographies of orthopaedic pioneers.
His Luxembourgish-German background is also why this site and most of the apps are available in eight languages.