Meet our team of experts in supporting Asset Owners with word-class industry experts

To be the company our costumers want us to be it takes an eclectic group of passionate leaders, client directors, and consultants. Get to know the people leading the way at Petrogenium.

Leadership Team

Tammo Beishuizen

Managing Director

Stefan Kardos

Director

Paul Newman

President Petrogenium USA LLC

Kelvin Halliwell

Regional Director Asia Middle East

Client Directors

Alex Woldhuis

Client Director

Anna Kryzhanovskaya

Client Manager

Gary Hays

Client Director

Jannes Regterschot

Client Director

Jim Overman

Client Director

John Hogan

Client Director

Koeno Siemons

Client Director

Mae Ascan

Client Director

Mark Schweighauser

Client Director

Rhys Davies

Client Director

Richard Mortimer

Client Director

Stuart Gray

Client Director

Practice Leads

Colin Schaverien

Practice Lead Renewable Resources

Gary Hays

Practice Lead Organizational Excellence

Ivo Aalbers

Practice Lead Digitalization

Jörn Falbe

Practice Lead Manufacturing Excellence

Koeno Siemons

Practice Lead Commercial & Retail

Rhys Davies

Practice Lead Project Realization

Experts

Alan Thangavelo

Principal Consultant

Andreas Nowak

Managing Consultant

Anwar Tatariya

Principal Consultant

Bob Scheffer

Principal Consultant

Brigitte Sölla

Principal Consultant

Charlie Herron

Senior Consultant

Charu Ehrenreich

Principal Consultant

Danny Peferoen

Principal Consultant

Dieter Westermann

Principal Consultant

Egbert van Hoorn

Principal Consultant

Eugen Hofmann

Managing Consultant

Frank Öhlschläger

Principal Consultant

Frans van den Berg

Principal Consultant

Gerhard Köbe

Managing Consultant

Henk Helle

Principal Consultant

Himanshu Joshi

Principal Consultant

Ibrahim Saleh

Principal Consultant

Jan Pranger

Principal Consultant

Jari Marci

Principal Consultant

Jason Beever

Principal Consultant

Jeroen M. van Koesveld

Principal Consultant

José Salazar

Principal Consultant

Karen Shook

Principal Consultant

Ken Savoie

Principal Consultant

Klaus Moeckel

Principal Consultant

Lance Ulrich

Managing Principal

Louis Jacobs

Principal Consultant

Martin van den Heuvel

Principal Consultant

Paul van Oers

Principal Consultant

Peter Bost

Principal Consultant

Selwyn Maduro

Principal Consultant

Shailendra Mehrotra

Managing Consultant

Steve Kalota

Principal Consultant

Tom Brumfield

Principal Consultant

Tom Chupick

Principal Consultant

Ulrich Koss

Principal Consultant

Wessel IJlstra

Principal Consultant

Wim Bosch

Principal Consultant