Documented evidence
The verified official register entry lists Heiner Schärrer as registered in the lawyers’ register with the professional title lawyer at Schärrer Advokatur Grosspeteranlage 29 in 4002 Basel BS.
Source
Amtliches Anwaltsregister Kanton Basel-Stadt · https://www.bs.ch/gerichte-judikative/ueber-die-gerichte/anwaltsaufsichtskommission/anwaltsregister
Context
This entry reflects only the verified state of the source. It does not imply any further legal or personal assessment.