NLO Partners with Ipsilon to Form Largest EU IP Firm

Deal News | Mar 28, 2025 | Armstrong

NV Nederlandsch Octrooibureau (NLO), a leading intellectual property firm based in the Netherlands, has entered into a strategic partnership with Ipsilon, a Paris-based top-tier IP law firm. Facilitated by Armstrong with customer referencing and due diligence services, this partnership aims to establish the largest IP firm within the European Union, combining the strengths of both firms and providing a comprehensive suite of IP services across Europe. Offering clients a fully integrated IP service platform, this collaboration is set to enhance the efficiency and specialization of IP support for diverse industries worldwide.

Sectors

Intellectual Property Services
Legal Services
Business Services Advisory

Geography

Netherlands – Home country of NLO, one of the firms involved in the partnership.
France – Headquarters of Ipsilon, the second firm involved in the partnership.
European Union – The partnership will create the largest IP firm within the EU, offering integrated IP services across the region.

Industry

Intellectual Property Services – The article discusses the strategic partnership between two firms specializing in intellectual property law and services.
Legal Services – Both companies, NLO and Ipsilon, operate as law firms with a focus on managing clients' intellectual property rights.
Business Services Advisory – The article highlights Armstrong's role in advising the deal between NLO and Ipsilon.

Financials

Participants

Name	Role	Type	Description
NV Nederlandsch Octrooibureau (NLO)	Partner	Company	A leading intellectual property firm based in the Netherlands.
Ipsilon	Partner	Company	A top-tier IP law firm headquartered in Paris, France.
Armstrong	Legal advisor	Company	Provided sell-side customer referencing and due diligence for NLO in the partnership with Ipsilon.
Rupert Cookson	Engagement Manager	Person	An Engagement Manager at Armstrong, involved in the advisory for the NLO-Ipsilon partnership.