Ronald Birkhoff

Ronald Birkhoff

Chief Executive Officer at Calera Corp.

Non-Energy Minerals
Consumer Services

Ronald Birkhoff active positions

CompaniesPositionStartEnd
Chief Executive Officer 06/06/2022 -
Director of Finance/CFO 06/06/2022 -
Corporate Secretary 06/06/2022 -

Career history of Ronald Birkhoff

Training of Ronald Birkhoff

University of Twente Graduate Degree

Statistics

International

United States 2
Netherlands 2

Operational

Chief Executive Officer 1
Director of Finance/CFO 1
Corporate Secretary 1

Sectoral

Non-Energy Minerals 2
Consumer Services 2

Positions held

Active

Inactive

Listed companies

Private companies

Linked companies

Private companies1

Non-Energy Minerals

See company connections