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Tor Arnstorp

Tor Arnstorp is the Business Unit Executive for Columbus Norway. He started working for iStone (now Columbus) in 2009 and has led the Norwegian business since 2011.

Tor has worked in the IT industry throughout his career. He has previously held leading roles in Ernst & Young, Intentia, Informatics Nordic and Sybase.

United Kingdom

Mary Hunter

Mary Hunter is the Business Unit Executive for Columbus UK. She has been working for Columbus since 1998. Mary Hunter has a background in finance. Mary is driven by motivating, leading and developing employees to their full potential and also drives growth issues and corporate operational efficiency. Mary holds an HND in Business & Finance and an Honors Bachelor of Arts degree in Business Administration.

Previous positions:
General Manager, Columbus UK, 2003-2004
Consultancy Manager, Columbus UK, 2001-2002
Senior Consultant / Project Manager, Columbus UK, 1998-2000


Steen Hybschmann

Steen Hybschmann is the Business Unit Executive for Denmark. He started working for Columbus 2010. Steen has more than 20 years of international experience in delivering advanced IT solutions to corporate customers. Steen has a ME from the Technical University of Denmark and also an MBA from Copenhagen Business School.

Previous positions:

VP Service, Mondo, 2008-2010
Nordic Operations Director, SAP Consulting, 2002-2008
IT Director, JAI, 2000-2002


Markus Jakobson

Markus Jakobson is the Business Unit Executive for Columbus Sweden. Markus was previously Nordic manager at Intentia Consulting Sweden AB and has held several positions in management, marketing and sales at Intentia and IBM Svenska AB.


Andreas Olldén

Andreas is the Business Unit Executive for Commerce with a specialization on Digital Strategy. Andreas has built the business from scratch and is currently leading a team of 140 specialists - one of the Nordic countries largest consulting businesses in this expansive area. Andreas has a background as CIO at Systemair AB and consultant manager at Intentia Consulting Sweden AB.


Chris Alagna

Chris Alagna is the Business Unit Executive for Columbus US. Chris joined Columbus in 2019 and comes with more than 20 years of business consulting industry leadership, digital transformation expertiese and executive management experience from companies such as Hitachi Solutions, Avanade and IBM. Most recently Chris was Senior Vice President and General Manager for Hitachi Solutions business in the Western U.S. and Consulting Leader for North America.

Chris is driven by enabling growth in people and customers, developing talented professionals into leaders. He also is passionate about giving back to the community, serves on a board and volunteers his time in various organizations supporting the homeless and military veterans.  Chris has a bachelor of Science from Northern Illinois University and Execetive Leadership training from Harvard Business School.

Microsoft Dynamics Sweden

Lena Ridström

Lena Ridström is the Business Unit Executive for Microsoft Dynamics, Sweden. Lena has more than 25 years of leadership experience from the IT industry. Lena holds a Master of Science in Business Administration as well as an Information Technology degree from the Royal Institute of Technology in Stockholm.

Previous roles include CEO of Primelog Software AB. Previously, she has been CEO of UnitedLog Group, founder of Axido Consulting and Sales Director at IFS Sweden.


Lars Steen

Lars is the Business Unit Executive for M3. Lars has a background as CIO, IT and business consultant and has extensive experience from leading roles within SYSteam (now EVRY).


Denis Storozhenko

Denis started working in Columbus Russia in 2000 as a consultant and then took the role of head of consulting business. He worked for the company for 12 years to manage large projects in retail, distribution and manufacturing.

Denis has been involved in the recruitment and development of consultants and project managers. He has actively contributed to the creation of industry-specific methods and innovative solutions, especially with the development of Columbus retail solutions. Before Denis joined Columbus, he worked as Regional Manager at Yota Networks (a global leader in the LTE sector).


Ivo Suursoo

Ivo is the head of the Columbus Baltics and has worked for the company since 1997. He has 19 years of experience in the IT industry. His main focus areas are management of staff and structuring the business to meet customer needs. Ivo has a Bachelor degree in Economics.

Previous positions: CEO of Local IT Infrastructure Max123, 1992-1997

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