Johanna Kyllöinen

Associate, Master of Laws

I advise our clients in assignments related to EU and competition law.

Before graduating, I worked as a trainee at Castrén & Snellman and at two other law firms. I hold a Master of Laws degree from the University of Helsinki.

Latest references

We advise Korona Invest and the other shareholders of Innoflame Oy on the sale of Innoflame to Sponsor Capital. The transaction makes Sponsor Capital the new majority owner of Innoflame. Korona Invest has been a shareholder of Innoflame since 2021 and, together with the other selling shareholders, has over the past five years supported the company’s growth, development and several strategically significant corporate transactions, through which Innoflame has strengthened its position as Finland’s leading product media company. The ownership change is intended to support Innoflame’s next phase of growth, including its ambition to build a significant European product media company with the capability to expand rapidly into new markets. The transaction is conditional to the customary closing conditions such as authority approvals. Innoflame is one of Finland’s leading product media specialists, helping its clients build a unified brand experience by offering the design, sourcing and management of product media as a single integrated service. Korona Invest is a Finnish private equity firm founded in 2006, specialising in buyout and growth investments in domestic small and medium-sized enterprises. It makes both majority and minority investments, structuring each project to suit the company’s growth strategy. 
Case published 27.8.2026
We advised the NATO Innovation Fund as lead investor on Kelluu’s EUR 15 million Series A funding round, with participation from Keen Venture Partners, Gungnir Capital, and Tesi. Kelluu is a Finnish deep tech company operating the world’s largest autonomous airship fleet. We advised NIF on this transaction alongside global law firm Latham & Watkins.
Case published 17.4.2026
We are acting as legal adviser to Taaleri Plc on its acquisition of a 51 per cent ownership stake in Nordic Science Investments Oy (NSI), marking Taaleri’s expansion into deeptech-driven venture capital. Through the transaction, Taaleri broadens its private equity offering into early-stage venture capital funds as well as the commercialisation and scaling of research-driven innovations. NSI is a Finnish venture capital fund manager operating across the Nordic and Baltic regions, focusing on early-stage investments in research- and science-based technologies. Its portfolio companies develop, among other things, health technologies, life sciences, advanced materials and AI-driven solutions. In addition to providing growth capital, NSI supports spin-out companies with strategic guidance, access to networks and assistance in building teams during the early phases of business development. NSI’s first fund, the EUR 45 million NSI Nordic Science I Ky, was established in 2024 and has to date invested in 22 early-stage companies in Finland, Sweden and the Baltic countries. Taaleri is a specialist in investments, private asset management and non-life insurance, with a strong position in renewable energy, bioindustry and housing investments as well as credit risk insurance. Taaleri has EUR 2.7 billion of assets under management in its private equity funds, co-investments and single-asset vehicles, employs approximately 130 people and is listed on Nasdaq Helsinki. The founders of NSI will continue in their operational roles following the transaction. The completion of the transaction is subject to approval by the FIN-FSA.
Case published 13.4.2026
We advised Jensen-Group with its acquisition of Oy Vestek Ab, the long-standing distributor of Jensen solutions in Finland. The strategic step underlines Jensen-Group’s long-term commitment to the Nordic region and its ambition to further expand sustainable and future-oriented laundry automation solutions in Finland. Jensen-Group, listed on Euronext Brussels, is a global leader in heavy‑duty laundry technology, known for designing and manufacturing industrial laundry machines, systems, and turnkey automation solutions. Oy Vestek Ab is a Finnish import company founded in 1961. The company’s main activity is to import supplies and machinery, including providing products and services for the health care and laundry industries, from Europe and the USA and to act as a wholesale dealer on the Finnish market.
Case published 16.3.2026
We advised the shareholders in Puhdistamo – Real Foods Oy in the sale of all shares in Puhdistamo to PK Consumer Health. Puhdistamo is a leading Nordic wellbeing company, best known for its high-quality supplements, sports nutrition products and, functional beverages. Puhdistamo employs 120 employees in Finland and Sweden. PK Consumer Health is owned by Avista Healthcare Partners and Damier Group. The sellers will make a reinvestment into PK Consumer Health as part of the transaction. Completion is subject to customary closing conditions.
Case published 15.1.2026
We acted as Finnish counsel to SuperOffice AS, backed by Axcel, in its acquisition of Lyyti Oy from Finnish private equity firm Vaaka Partners and other sellers. Lyyti is a leading event management software company for physical, digital and hybrid events with a strong customer base in Finland, Sweden and France. SuperOffice is a leading provider of customer relationship management (CRM) software for small and medium-sized businesses across Northern Europe. Axcel is a Nordic private equity firm with a focus on technology, business services and industrials, healthcare, and consumer sectors.
Case published 9.12.2025
We are assisting CapMan Growth in making a significant investment in Factory, a Finnish restaurant chain known for its high-quality homemade meals and excellent value for money. The investment supports Factory’s ambitious growth strategy to expand nationwide and strengthen its presence also in shopping centres. Industry veteran Aku Vikström also joins as a co-investor and member of the board to support the company. Factory is a restaurant chain that specialises in high-quality homemade meals. In addition to buffet offerings, Factory provides catering services for meetings and events. All dishes are prepared in Factory’s own restaurant kitchens by the restaurants’ own chefs, and the menu focuses on diverse, high-quality home cooking. The company currently operates 22 restaurants in Southern Finland and employs around 200 people. CapMan Growth is a leading Finnish growth investor that makes significant investments in entrepreneur-led growth companies with turnover of €10–200 million. CapMan Growth is part of CapMan, which is a leading Nordic private equity investor engaged in active value creation work. CapMan has been listed on the Helsinki Stock Exchange since 2001.
Case published 2.12.2025
We advised Hopeasalmen Telakka Oy, part of Marina Group, on the acquisitions of Iisiveneily and Porvoon Venekorjaamo. The transactions form part of Marina Group’s expansion into the Finnish marina and boatyard sector, strengthening its position under the Quattro Marine brand. Following the acquisitions, Quattro Marine’s Finnish operations comprise Hopeasalmen Telakka, which operates boatyard facilities in Helsinki’s Mustikkamaa and in Tolkkinen, Porvoo, together with Iisiveneily and Porvoon Venekorjaamo. Marina Group is a Norwegian marina and boatyard consortium owned by the private equity sponsor Norvestor. It has grown rapidly through acquisitions to become the Nordic region’s largest boating services provider, having acquired 24 marinas and boatyards across Norway, Sweden and Finland within roughly a year.
Case published 24.8.2026