12.6.2025

Anna Kuusniemi-Laine, Marius af Schultén and Lia Heasman recognised as Europe Green Ambassadors by Legal 500

Castrén & Snellman’s Partner Anna Kuusniemi-Laine, Partner Marius af Schultén and Counsel Lia Heasman have been recognised as Europe Green Ambassadors 2025 by Legal 500.

The Green Ambassadors series, published by Legal Business, highlights private practice lawyers who champion sustainability and the green transition in their client work and beyond.

Europe Green Ambassadors places the spotlight on lawyers in major markets who demonstrate a particular green focus in their work and stand out for their wider sustainability engagement. Leading lawyers are ranked across Benelux, DACH, France, Iberia, Ireland, and the Nordics. In Finland, a total of 11 experts were recognised.

Castrén & Snellman has a long track record of groundbreaking work in supporting change in the environmental and energy sectors, and we have solid legal expertise in green transition matters, corporate sustainability and ESG.

Coordinating the ESG and corporate sustainability services at Castrén & Snellman, Anna Kuusniemi-Laine is a highly sought-after advisor among major domestic clients on the integration of ESG objectives and obligations into corporate operations, policies, and agreements.

Heading the environment, energy, and green transition team at Castrén & Snellman, Marius af Schultén is a specialist on the planning and permitting of large-scale infrastructure projects. A recognised thought leader in the energy transition, af Schultén helps advance the dialogue on how energy and environmental law can help pursue sustainability objectives.

Alongside a key focus on ESG risk identification and management, Lia Heasman brings particular knowledge on how to leverage pressing and business-critical ESG trends to create value for stakeholders, particularly within M&A processes. In this space, Heasman counts major corporates, funds, and private equity players among her clients.

For more information, please visit the Legal Business Green Ambassadors page.

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Latest references

Inventure – Investment in Hamina Wireless

We advised the lead investor Inventure on the seed funding round of Hamina Wireless. Superhero Capital and First Fellow participated in the round as co-investors. Hamina Wireless, founded in 2021, provides tools for fast and simple wireless network design. The platform offered by the company is equipped with tools that aid in the creation of wireless networks, inclusive of Wi-Fi 6E and CBRS. It also includes automation tools for the design of switching, cabling, and IDFs/MDFs. This platform enables design engineers to construct networks that ensure optimal coverage and overlap, minimal interference, maximum capacity, and seamless roaming. Inventure is an early-stage VC investor that that been in venture with over 90 companies ranging from deep tech to consumer internet brands, including Wolt, Swappie, Stravito and Jobbatical. With its EUR 377 million of assets under management, Inventure focuses on Seed and Series A investments across Nordics and Baltics, with offices in Helsinki and Stockholm.

Nevel – Acquisition of Labio’s business

We advised Nevel Oy in its acquisition of the business of Labio Oy. Lahti Aqua Oy and Salpakierto Oy sold their entire shareholdings in Labio to Nevel, expanding Nevel’s already significant biogas portfolio. The transaction will have no impact on Lahti Aqua’s water utility operations or Salpakierto’s municipal waste management responsibilities. Labio’s operations and customer relationships will continue as before. ‘This partnership is a natural next step for us as we continue investing in sustainable material efficiency and renewable energy solutions. By integrating Labio’s comprehensive offerings and expertise, we can provide customers with a strong platform for material circularity. We are also strengthening our market position as one of Finland’s leading material efficiency solution providers,’ says Ville Koikkalainen, Director of Industrial and Biogas Business at Nevel. Nevel is an energy infrastructure company offering advanced, climate-positive solutions for industry and real estate. It operates more than 130 energy production plants and manages over 40 district heating networks. Nevel’s annual turnover is EUR 150 million, and it employs 190 experts in Finland, Sweden and Estonia.

Nordea Bank – EUR 150 million new green financing

We advised Nordea Bank Abp in the EUR 150 million new green financing for Lahti Energia Oy to support investments promoting a clean transition and to refinance existing loans. Lahti Energia Oy’s green loan investments focus on solutions that reduce fossil carbon dioxide emissions and support sustainable development. Planned projects include electric boilers, district heating storage facilities, and investments in the development of energy networks.

Netel Group – Sale of Finnish Operations

We advised Netel Group, a Nasdaq Stockholm-listed contracting company, on the sale of its Finnish operations, Netel Oy, to a group of private investors. The divestment forms part of Netel Group’s strategic realignment. In January 2025, Netel Group announced its decision to exit the Finnish market in order to concentrate on its core markets in Sweden and Norway and growth markets in Germany and the UK. Netel Group is a leading provider of services in the development and maintenance of critical infrastructure within Infraservices, Power and Telecom across Northern Europe. The company has been listed on Nasdaq Stockholm since 2021.

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