Marko Leppänen (b. 1987), CEO of KSBR (Keski-Suomen Betonirakenne Oy), has been appointed as a member of the GRK Group’s Management Team effective from 27 October 2026. 

Leppänen, who holds a degree in civil engineering, has served as the CEO of KSBR since May 2025. His previous experience at KSBR also includes roles as Director of Industrial Construction, Site Manager and Project Manager.  

KSBR became part of the GRK Group through an acquisition that was completed on 30 June 2026. 

– Marko brings strong construction expertise and valuable experience with private-sector clients to our Group Management Team. His expertise will provide excellent support for GRK’s growth and the achievement of our strategic objectives, says GRK’s CEO Mika Mäenpää. 

– I am very excited to join GRK and its team of professionals, and to contribute to the Group’s development as a member of the Management Team. I look forward to close collaboration and to building an even stronger GRK together, adds KSBR’s CEO Marko Leppänen. 

GRK Group Management Team as of 27 October 2026: 

• Mika Mäenpää, CEO, GRK Infra Plc, GRK Suomi Oy 
• Carl Andersson, CEO, GRK Sverige AB 
• Tiit Roben, CEO, GRK Eesti AS 
• Marko Leppänen, CEO, Keski-Suomen Betonirakenne Oy 
• Johanna Korhonen, HR Director 
• Anneliina Kupiainen, Business Director, Environmental Technology 
• Johanna Metsä-Tokila, General Counsel 
• Jaakko Mäkelä, Business Director, Civil Engineering and Road Construction and Paving 
• Mikko Nyhä, Business Director, Rail Business, VP of GRK Suomi Oy 
• Perttu Piilo, Chief Financial Officer 
• Timo Pinomäki, Chief Risk Officer
• Riina Rantsi, Director, Business Development