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About Cullen International

Firm Description

Independent clarity on what matters in digital regulation

Cullen International helps organisations make effective decisions on policy, regulation and law in the digital world.

In a world where information is abundant, we help clients cut through complexity, understand what matters and act with confidence. We combine independent expertise, comparative regulatory intelligence and direct expert support to help organisations assess impact and anticipate change.

Founded in Brussels in 1986, Cullen International has built its reputation on independence, accuracy and the ability to explain complex regulatory issues clearly. This has earned the trust of regulators, policymakers and organisations shaped by regulation in more than 90 countries.

Our global network of experts interprets policy and regulatory change across telecoms, media and postal regulation, including IoT connectivity, as well as cross-cutting issues such as the digital economy, competition law, environmental sustainability and emerging global trends.

Through our subscription service, clients receive expert analysis, timely alerts, comparison tools and carefully curated source documents, all structured to provide context, relevance and practical value. Subscribers can also consult our experts directly for tailored support.

We also provide training, independent research and expert contributions to industry events. Together, these activities reflect the clarity, neutrality and expertise that have made Cullen International a trusted reference in digital regulation for four decades.

Best in Brussels 2025/26 Report

Best in Brussels is the first and only independent resource for organisations wanting to identify, compare and choose the best partners in Brussels for their advocacy needs.

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