Lawyers

TRUST has a senior team of highly skilled lawyers with top expertise and long experience in their focus areas. We offer our services to all clients from start-ups to investors and large-scale corporate clients. The strenght of TRUST’s know-how and operating model is the focus on high quality and cost-effective management of assignments.

Sarianna Koponen

Associate

+358442377906

Sarianna joined the Trust team in the spring of 2025 after a long career in legal and business development roles at a mobile gaming company. She earned her LL.M. from the University of Helsinki in 2020, and during her studies, she gained valuable work experience at organizations such as Nordea Bank Finland and Ernst & Young. Sarianna supports all of Trust’s core practices, with a particular focus on technology, gaming/gambling, AI and data protection.

With her in-house experience, Sarianna is accustomed to working closely with various business teams, management, and boards. In addition to her legal expertise, she has strong business acumen. She finds her motivation in the success of others, and supporting new entrepreneurs and growth companies is especially close to her heart.

CV

Education

Master of Laws (LLM) 2020, University of Helsinki

Memberships

Expertise

Past work

Finger Group / Fingersoft Oy, Legal Counsel 2020-2024
Nordea Bank Oyj, Legal Assistant in Premium/Private Banking team 2018-2019
Nordea Bank Oyj, Business Support Officer in CDD Analytics Corporates team 2017-2018
Ernst at Young, Trainee Summer 2015