Our bright team

While each of our lawyers is specialised in one or more practice areas, they also develop and maintain professional knowledge in general business law. We train our lawyers to be exceptionally well-rounded practitioners in order to ensure that specialisation is achieved without sacrificing the important perspective of the generalist. Strict adherence to quality is reflected in the selection and training of our professionals.

Fredrik Lassenius

Joined Firm:
University of Helsinki, LL.M. 1998
English, Finnish, Swedish, German
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Practice Areas

Mergers and Acquisitions; Corporate and Commercial; Real Estate

Fredrik focuses on M&A and co-heads the firm's corporate M&A practise. Fredrik has more than 20 years of experience in M&A and corporate transactions as the head of Deloitte's M&A Legal in Finland, the head of Nokia's M&A Legal and as an attorney with another law firm. Fredrik's dual experience as both in-house and external counsel and his involvement in Nokia's landmark transactions give him a unique perspective and insight in assisting clients in complex transactions.

Career and qualifications

Waselius & Wist, Partner 2018-; Waselius & Wist, Specialist Partner 2016-2018; Deloitte Finland, Head of Legal Services (2013-2016); Nokia Corporation, Head of M&A Legal (2010-2012), M&A Legal (2006-2010); Nokia Corporation, CMO Global legal (2004-2006); Roschier, Attorneys Ltd. (1998-2003); Visiting lawyer at Nokia Mobile Phones, Nokia Corporation (2003); Visiting lawyer at Nokia Networks Oy (2000)


International Bar Association, Finnish Bar Association (2002-2004)


* Recommended in M&A by IFLR1000
* Recommended in Commercial, Corporate and M&A by The Legal 500

"Friendly, reliable and commercial. A great partner."
– IFLR1000

"friendly, helpful and available" (Commercial, Corporate and M&A)
– The Legal 500

Recent Publications

* LexGTDT Private M&A 2021 – Finland
* Private Equity 2020 – Finland
* Private mergers and acquisitions in Finland: overview
* M&A in Finland
* Corporate Governance 2017 – Finland
* Private mergers and acquisitions in Finland
* ICLG Corporate Governance 2016 – Finland

Katja Karnola

”Man of Justice” by Veikko Myller