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MR

Martina Ritzmann

Wilchingen
Key Person Risk

Key Person Risk Indicator

This person currently holds 11 active roles across different companies. Concentration of board-level responsibility in a single individual may represent governance risk.

Companies

11

11 total roles

Active Roles

11

Currently active

Longest Tenure

Across all roles

Role History

CompanyRoleCategorySinceUntilStatus
JMS RISI AG Tief- und Spezialtiefbau

CHE-388.196.524

Active

ProkuristinSignatoryActive
Josal Holding AG

CHE-103.154.539

Active

UnknownUnknownActive
JMS RISI AG Tief- und Spezialtiefbau

CHE-388.196.524

Active

UnknownUnknownActive
Schmucki Kies + Tiefbau AG

CHE-107.289.871

Active

UnknownUnknownActive
Beton AG Etzel + Linth

CHE-105.979.746

Active

UnknownUnknownActive
Karl Rüegg Tiefbau und Transport AG

CHE-101.265.317

Active

UnknownUnknownActive
Johann Müller AG, Kieswerk und Baggereiunternehmung

CHE-105.812.655

Active

UnknownUnknownActive
Kustobar AG

CHE-101.461.752

Active

UnknownUnknownActive
Landolt Transport AG

CHE-109.828.997

Active

UnknownUnknownActive
Fürsorgestiftung der Firma Johann Müller AG, Kieswerk und Baggereiunternehmung

CHE-109.728.284

Active

Board MemberBoardActive
Karl Rüegg Tiefbau und Transport AG

CHE-101.265.317

Active

UnknownUnknownActive

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