Surety guarantees that power progress in the Netherlands


The team at Liberty Mutual Surety, formerly Nationale Borg, has been the surety provider for many leading companies in the Netherlands and Belgium for over 130 years.

Liberty Mutual Surety is the largest guarantee provider in the world. We have offices in nearly 20 countries and issue guarantees globally. We have the capability, experience, and resources to support every type of business in providing guarantees to their local, national, and multinational clients.

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Other guarantees we support


Clients and business partners often request a guarantee as a condition for doing business. These guarantees signal to your clients that you can meet your contractual obligations. If you are unable to fulfill these obligations, your client can claim the guarantee as compensation for any damages incurred.
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Tailored Solutions
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Additional Source of Financing
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Reliable Partnership
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Local Connections, Global Reach
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Constuction Risk Roundtable
Podcast • 12/18/25

Construction risk roundtable


In our construction risk roundtable series, we discuss issues and trends facing the industry and how companies can prepare.
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U.S. housing and global macroeconomic trends
Webinar • 05/01/25

U.S. housing and global macroeconomic trends


Expert panelists discuss the current housing market in the United States and the impact on construction and surety.
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Exploring the global risk landscape
Webinar • 03/05/25

Exploring the global risk landscape


Industry experts discuss the interconnectedness of risk around the globe and the future of the surety and construction industries.
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Effectively managing contractor risks
Report • 02/20/25

Effectively managing contractor risks


Contractors have faced a variety of risks since COVID-19. Collaborating with their surety has helped mitigate them.
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Dynamics of the Global Surety Market
Webinar, podcast • 10/22/24

Dynamics of the Global Surety market


Watch this informative webinar to learn about the differences among surety markets in Europe, Asia, Australia, and Canada.
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Elements of contractor distress
Webinar • 05/21/24

Elements of contractor distress


Learn more about the warning signs of contractor distress and how a surety and their claims team can help mitigate the risks present for an account.
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