Business Services Leadership

Bertrand De Windt, Director, Human Resources

Bertrand De Windt leads all Human Resources systems and program activities at Dumas. Mr. De Windt has more than 20 years of experience developing and implementing Human Resources development management systems in the mining industry. His qualifications include an undergraduate degree in Industrial Organizational Psychology and a Master’s degree in HR and Industrial Relations. He is also a certified Master Black Belt in Lean Six Sigma.



Simon Vouilloz, Vice President, Finance 

Simon Vouilloz joined Dumas as Vice President, Finance in August 2012, and is responsible for overseeing group financial accounting and reporting, and establishing financial control procedures. After qualifying as an auditor with Horwath Clark Whitehill, Mr. Vouilloz has gained more than 20 years of financial management and accounting experience honed at international corporations. He joined Dumas from Gate Gourmet GmbH, a listed airline service provider based in Switzerland, where he held the position of Director of Reporting and Compliance. Mr. Vouilloz has also consulted for a variety of companies, and was the Group Financial Controller for the listed manufacturing group Havells Sylvania Europe Ltd and UK Finance Director for Concord Lighting Ltd.  He has an accounting diploma from Brighton University and is an Associate of the Institute of Chartered Accountants in England and Wales.



Bradley Weir, Senior Manager, Information Technology 

Bradley Weir is the Operations Manager for the Information Technology department. Mr. Weir has more than 15 years of experience in information technology systems management. He has experience in management and successful implementation of both hardware and software projects. He also has diverse industry experience in technologies specific to the mining, marine, financial, retail, hotel and medical industries. Bradley specializes in backup and disaster recovery, server implementation/architecture, and support. He is also proficient in Microsoft and Cisco product management.