Litigation 2026

FINLAND Law and Practice Contributed by: Marja Norrena, Maija Ahtiainen and Valmari Keskimäki, Lieke Attorneys Ltd

Lieke Attorneys Ltd is a Finnish law firm, established in 1989, with a focus on dispute resolution, energy and infrastructure, construction and the public sector. Lieke proactively manages of a wide range of com- mercial disputes and assists clients in complex and large-scale arbitration, litigation and mediation pro- ceedings. The firm handles disputes across a range of industries and legal disciplines and has strong ex- pertise in disputes relating to construction, energy, real estate, supply and project agreements, M&A, shareholders’ agreements, insurance contracts, and

corporate and employment matters. The firm also assists in criminal proceedings relating to trade se- crets, environmental law, and occupational safety and health. Lieke’s dispute resolution team currently consists of 11 lawyers. Its services include advising on commercial contracts, corporate law, M&A and compliance, employment matters, public procure- ment, competition law, environmental matters and land use, finance as well as data and technology- related matters.

Authors

Marja Norrena is a partner and heads Lieke Attorneys’ dispute resolution team, focusing on litigation and arbitration. Marja typically works with large and demanding disputes pertaining to construction, commercial contracts, damages and shareholders’ agreements. She has more than 20 years of experience in litigation and arbitration in a variety of industries. Marja has also successfully represented clients in numerous domestic and international assignments where court proceedings or arbitration was avoided or where a dispute was settled. In addition, Marja serves as arbitrator and is a member of the International Chamber of Commerce (ICC) Commission on Arbitration and ADR.

Maija Ahtiainen is counsel at Lieke Attorneys and is a specialist in commercial dispute resolution and conflict management. She advises and represents clients in litigation, domestic and international arbitration,

mediation proceedings and conflict avoidance. Maija has more than a decade of experience in handling complex commercial disputes in various industries. She is particularly experienced in disputes related to construction, the energy sector, and various commercial and corporate contracts, such as relating to IT, supply, projects and insurance. She also has extensive experience in post-M&A disputes, disputes relating to shareholders’ and financing agreements, and disputes concerning various corporate, contractual and tort liability issues.

Valmari Keskimäki is an associate at Lieke Attorneys, specialised in commercial dispute resolution. Valmari assists clients in litigation, domestic and international arbitration, and conflict management during

ongoing projects. He is particularly experienced in disputes related to the energy and construction sectors as well as statutory share redemption proceedings.

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