Katri Kiviniemi

European Trademark and Design Attorney

I assist our clients as an intellectual property (IP) expert within our intellectual property services team, specializing in trademark and design right processes. My expertise spans from strategic consulting to clearance, and further to the protection and enforcement of our clients` business-critical assets.

With 25 years of experience in the field and a background in commercial law, I have held various roles that afforded me the opportunity to assist prominent technology, design, and trade-focused businesses in Finland and the Nordic region. My career includes working in an external-in-house position for a technology company and with several firms specialising in intellectual property consulting in Finland and Norway. In my current position, my focus is on managing global intellectual property portfolios and overseeing the protection and enforcement of designs and brands on an international scale.

I actively engage with international associations within the IP field, particularly in Europe, facilitating collaboration and influencing legislative and procedural matters with regional and international authorities, including EU legislators. My extensive network allows me to connect our clients with the best IP experts to support their operations in international markets.

As an authorised trademark and design attorney in Finland, I represent our clients in administrative processes from the Finnish Patent and Registration Office to the Market Court. Additionally, as an EU trademark and design attorney, I represent them before the EUIPO in opposition, invalidation, revocation, and appeal processes.

Latest references

We are acting as legal advisor to Piippo Plc in the sale of their bale netwrap and baler twine machines, related assets, and trademarks used in Piippo’s business to Portuguese Cotesi S.A. The sale of assets will be carried out in two phases and the final completion of the transaction is expected to occur during the first quarter of 2026. Piippo Oyj’s core business is baling nets and twine and it is one of the leading suppliers in the industry globally. The company’s global distribution network covers more than 40 countries. The company’s shares are listed on the First North Growth Market Finland operated by Nasdaq Helsinki Oy. Founded in 1967, Cotesi is one of the world’s leading producers of synthetic and natural twines, nets and ropes, with operations in Europe, North America and South America and its main production plant in Vila Nova de Gaia, Portugal.
Case published 17.4.2025
We advised Valio Oy in its acquisition of Raisio Oyj’s plant protein business, related fixed assets and the Härkis® and Beanit® fava bean brands. The fixed assets include, among other things, the production equipment of the factory that makes plant protein products in Kauhava. The transaction supports Valio’s strategy to grow from a dairy company to a food company. This business acquisition will make us an even more significant developer and producer of plant-based protein products. The demand for these products will grow in the long term, and a great deal of growth potential still remains. In 2022, we acquired the Gold&Green® business and, since then, we have been carrying out strong product development and renewed the brand. Following successful product launches, sales in the last quarter of 2024 increased by about 50% from the previous quarter. With this acquisition, we are building our own production capacity. The production equipment of the Kauhava factory is just right for our needs and situation. says Kimmo Luoma, Valio’s Senior Vice President. Valio is a Finnish dairy and food company founded in 1905 and owned by Finnish dairy cooperatives. Valio has subsidiaries in Sweden, Estonia, the United States and China. In 2023, the Group had a turnover of EUR 2 278 million and more than 4 000 employees.
Case published 14.2.2025
We advised CapMan Real Estate in the acquisition and financing of a high-quality residential asset located in Katajanokka, Helsinki.  The asset was acquired from the Finnish Seamen’s Service Bureau (MEPA).  The property consisting of 38 modern rental apartments with a parking garage was completed in 2017. The building features high-quality construction, modern floorplans, and well-designed communal areas including a gym and rooftop sauna premises, and blends with the area’s historic maritime character. The residential asset is located in the prestigious Katajanokka seaside district of central Helsinki, known for its architectural heritage and proximity to the city centre. The property has a high ESG profile which will be further improved by CapMan Real Estate.
Case published 6.11.2025
We are acting as legal adviser to Stena Line on its acquisition of NLC Ferry Ab Oy (Wasaline), strengthening Stena Line’s position in the Baltic Sea and enabling it to take over operations of the ferry route between Umeå in Sweden and Vaasa in Finland. The acquisition further strengthens Stena Line’s position as one of the leaders in sustainability within the ferry industry and enhances the company’s access to alternative fuels whilst providing a strong intermodal transport link towards Gothenburg and Trelleborg, and onwards to the European continent. NLC Ferry, operating under the auxiliary name Wasaline, were owned by Kvarken Link, a company jointly owned 50/50 by the cities of Umeå and Vaasa. Wasaline is the world’s northernmost shipping company, operating daily passenger and freight services between Vaasa, Finland and Umeå, Sweden, and is the first carbon-neutral ferry operator in the Baltic Sea with its hybrid vessel, Aurora Botnia, which runs on biogas and batteries. Stena Line is one of Europe’s leading ferry operators, with 20 routes across the continent. The company is family-owned, was founded in 1962 and is headquartered in Gothenburg, with 6,550 employees and an annual turnover of 19.6 billion SEK. The transaction is conditional to the approval of the respective municipal councils of Umeå and Vaasa as well as customary closing conditions such as authority approvals. The completion of the transaction is expected to take place in the beginning of the year 2026. Castrén & Snellman is collaborating with CMS Wistrand, Stena Line’s advisor on Swedish law matters in connection with the transaction.
Case published 4.11.2025
We advised Prisma Properties in a real estate transaction in which the company acquired a retail property in Helsinki from Hartela.  The acquired property was built specifically for the discount retailer Jula. Completed in October 2025, the property is modern and very energy-efficient, and it is fully leased to Jula under a 10-year lease agreement. The property located in the Konala district, adjacent to the busy Ristikko shopping centre, spans 2,600 square metres. Prisma Properties is a fast-growing developer and long-term owner of modern properties for discount retail, grocery retail, and quick-service restaurants. The company operates across the Nordics and manages a property portfolio valued at approximately EUR 650 million, primarily consisting of newly developed properties with long lease agreements.
Case published 29.10.2025
We advised SRV Group Plc in its sale of SRV Infra Ltd to Kreate Ltd. The completion of the transaction is subject to regulatory approvals. The parties expect the transaction to be closed by the end of 2025. SRV, established in 1987, is a Finnish developer and innovator in the construction industry. The company is listed on the Helsinki Stock Exchange. In 2024, SRV’s revenue totalled EUR 745.8 million.
Case published 27.10.2025
Castrén & Snellman acted as legal advisor to Suomen Aurinkovoima Oy and its owners in a financing tender process and a financing arrangement implemented with Danske Bank to secure financing for the company’s future solar park projects. Suomen Aurinkovoima, established by Oulun Seudun Sähkö, Oulun Energia, Vantaan Energia and Savon Voima, is a company focused on increasing domestic solar power. The company manages solar park projects from planning to implementation and maintenance, and its goal is to build dozens of new solar parks across Finland by 2030.
Case published 22.10.2025
We advised DNB Bank ASA in its agreement with Fennia Mutual Insurance Company on the development and lease of the premises at Fabianinkatu 8, Helsinki. With the lease agreement, DNB Bank ASA will focus all its Finnish operations at the Fabian 8 office. The other tenants at the renewed premises will be DNB Carnegie Investment Bank AB’s Finnish operations and DNB Auto Finance Oy. In connection with the long-term lease agreement, the parties also agreed on a major renovation project to completely refurbish the premises. The object of lease will be completed in the second half of 2027.
Case published 10.10.2025