At Sif Group we acknowledge the importance of ensuring integrity and maintaining and enhancing an open and transparent communication with all stakeholders and other parties interested in our company. Here you can find our Corporate Governance related materials as well as information about our Management Board and Supervisory Board.

Management structure

Sif Group has a two-tier board structure consisting of a Management Board and a Supervisory Board. The Management Board is responsible for the day-to-day management which includes, among other things, formulating strategies and policies, and setting and achieving Sif’s objectives. The Supervisory Board supervises the management of the Management Board and the general course of affairs of the Company and the business connected with it. The Supervisory Board also provides advice to the Management Board. 

Management Board

The Management Board is charged with the management of Sif Group, subject to the restrictions contained in the Articles of Association. In performing its duties, members of the Management Board shall be guided by the interests of Sif Group and of the business connected with it. The Management Board shall provide the Supervisory Board with the information necessary for the performance of its tasks in a timely fashion and submit certain important decisions to the Supervisory Board for its approval.

Het Management Board consists of Jan Bruggenthijs, Chief Executive Officer and Leon Verweij, Chief Financial Officer.

Jan Bruggenthijs

Jan Bruggenthijs

Jan Bruggenthijs was appointed CEO in September 2014. He is a mechanical engineer with over 35 years of experience working for industrial companies and an experienced leader in international technical project environments. He was appointed to a general management function in 1985 and became member of the management board of GTI (now part of Cofely) in 1997. In 2001 he joined Stork to become general manager of Stork Industry Services, the largest division of Stork. He grew the business internationally from EUR 175 million to over EUR 700 million in 7 years becoming one of the world leaders in industrial services for oil & gas. He left Stork at the end of 2009 and was temporary general manager for Hertel Middle East and Eriks Western Europe before joining Sif Group.

Leon Verweij

Leon Verweij

In January 2017, Leon Verweij was named CFO. After completing his degree in business economics, Verweij has held several financial positions including 23 years as financial director at companies such as Grasso’s Koninklijke Machinefabrieken, Koninklijke IBC, Koninklijke VolkerWessels Stevin, and Schoeller Arca Systems Services. During his time at the Smulders Group he gained experience in the field of steel foundations for offshore wind farms. He more recently served as interim CFO at Ballast Nedam and as interim CEO at the Oskomera Group. He also worked for listed companies including serving as CFO at Koninklijke Volker Wessels Stevin and as interim CFO at Ballast Nedam. In addition to his position as CFO, Verweij holds other positions including a seat on the Supervisory Board of the Villa Pardoes foundation.

Management team:

The Management Team consists of the two Management Board members and two additional members, Michel Kurstjens, Chief Commercial Officer and Luc De Proost, Chief Operating Officer.

Sif Group’s Management Team has more than 100 years of combined industry expertise in the oil & gas and offshore wind markets and its production expertise which allows them to effectively and efficiently address the needs of customers, identify opportunities and threats in the market, develop new market positions and produce high quality, cost competitive products in time.

Michel Kurstjens

Michel Kurstjens

Michel Kurstjens joined Sif Group as CCO in April 2013. He is a mechanical engineer who started his career in 1991 as design-engineer and took on sales in an industrial/technical environment shortly after. Over the years, he gained 24 years of technical and international sales experience, sales management and general management experience in various technical niche companies, of which 15 years within Aalberts Industries Industrial Products Division. Aligning market opportunities and internal operations has led to revenue and profit growth of the companies he has worked for throughout his career. Markets in which he has operated include oil & gas (exploration and production), defence & aerospace, automotive and semiconductors.

Luc de Proost

Luc De Proost

Luc De Proost has worked as management advisor and project manager for Sif Group for several years before joining the company in October 2015 as COO. He is a civil engineer in architecture and has been involved for over 30 years in wind energy. He spent his first 10 years developing wind turbines and building wind farms across Europe with WindMaster. He joined the Hansen Transmissions International sales force in 1995. For Hansen he established dedicated factories for serial production of wind turbine main drive gearboxes in Belgium, India and China as from 2001. Since 2011 Luc has assisted various companies supplying offshore foundations - such as Smulders, Nordseewerke and the Group - to upgrade their serial production capabilities.

Supervisory Board

Sif Group has a highly experienced Supervisory Board consisting of five seasoned industry leaders. The Supervisory Board is charged with the supervision of the policy of the Management Board and the general course of affairs of Sif Group and of the business connected with it. The Supervisory Board shall provide the Management Board with advice. In performing their duties, Supervisory Directors shall be guided by the interests of Sif Group and of the business connected with it.

André Goedée

Chairman of the Supervisory Board

Mr. André Goedée (1951) has been a member of the supervisory board of the Selling Shareholder since December 2015.  Between 2003 and 2013, Andre Goedee was the CEO of Dockwise. Following the acquisition of Dockwise by Boskalis, Andre Goedee acted as member of the executive board of Boskalis and advisor to the board. Before joining Dockwise, Andre Goedee worked as CEO European staffing at Vedior Professional Services  (1999 -2003), as EVP at Heerema Offshore Services (1989 – 1999) and Neddrill Drilling Contractors (1977 - 1989). Andre Goedee obtained a final degree Master Mariner (maritime technical engineering) in 1978 at the  Mercantile Marine College in Scheveningen/Rotterdam and has participated in various management  and marketing programs at various academic institutes. 

Maarten Schönfeld

Vice-chairman of the Supervisory Board

Mr. Maarten Schönfeld (1949) presently holds the position of member of the supervisory board of Fugro and Arcadis. From 2001 until 2008, Maarten Schoönfeld has held the position of CFO and vice-chairman of the management board of Stork and has been member of the Financial Reporting & Accountancy Committee of the Dutch Authorities Financial Markets (AFM) between 2006 through 2012. Maarten Schönfeld also serves a member of the supervisory committees at The Royal Art Academy and Conservatorium (The Hague) and Foundation Continuïteit ICT. Maarten Schönfeld holds a degree in Business Administration from the University of Groningen and obtained an MBA at INSEAD Fontainebleau.

Caroline van den Bosch

Mrs. Caroline van den Bosch (1965) is managing partner and shareholder of Emeritor since June 1998, a leading procurement services provider in the Netherlands. Emeritor also includes software development (INCONTO & Global Brainforce) businesses. Besides her work for Emeritor, Caroline van den Bosch owns 50% of the shares of Meal Company, that manufactures unmanned catering machines. In addition, Caroline van den Bosch has been a moderator for Alex van Groningen since June 2011 and has been a member of the supervisory committee of the Amstelveen Sportbedrijf until July 2013. Caroline van den Bosch holds a marketing degree from the school for business administration and economics (HEAO) in Utrecht and a NIMA-C Marketing degree (MBA level).

Peter Gerretse

Mr. Peter Gerretse (1956) has been a member of the supervisory board of Aeronamic Holding since 2010. Between 1995 and 2013, Peter Gerretse worked at Vanderlande Industries, a leading supplier of Material Handling systems, where he has last served as president and CEO. Before Peter Gerretse joined Vanderlande Industries, he worked at Fokker Aircraft, where he has also held several management positions. Peter Gerretse holds an engineering degree in Aerospace Engineering from Technical University Delft.

Peter Visser

Mr Peter Visser (1956) co- founded investment fund Egeria in 1997. From 1990 until 1997 he was managing director at MeesPierson N.V. and responsible for their private equity activities in Europe. From 1983 until 1990 he worked for McKinsey & Company and founded his own consulting firm Management & Investment B.V. Peter Visser is the ultimate beneficial owner of 49.38% of the shares in Sif Holding N.V.

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