Technical partners


Fenêtre is a development partner of Microsoft. Through this partnership we can provide you with applications made with the latest Microsoft technology. For example, we use Visual Studio, SQL Server, C# and ASP.NET to develop various (web) applications. This way we can offer you solutions with proven technologies that integrate with existing systems.


Progress Sitefinity

Fenêtre is an official partner of Progress, the developer and supplier of the Sitefinity Content Management System for websites, intranets and portals. Fenêtre has extensive experience with the Microsoft.NET technology on which Sitefinity is based. This allows us to integrate the CMS with underlying systems or sources on the internet. We have experience with various payment systems, web services and REST, Peoplesoft, SharePoint and back office systems.



Fenêtre is an Umbraco certified partner. Umbraco is a beautiful, widely used Danish open source Content Management System based on Microsoft.NET technology. Umbraco is continuously being developed and there are many options to expand your website with interesting functionalities. With our extensive knowledge and experience, we can design your Umbraco website completely according to your specific wishes and link it to other systems or sources.


Infrastructure partners


Interconnect helps us optimize and improve the accessibility of our digital products. As an Internet Service Provider for the business market, they provide us with reliable IT solutions. We work closerly with this NL-based company.


Microsoft Azure

Microsoft Azure is a growing collection of integrated cloud services—including analytics, compute, database, mobile, networking, storage, and web—that help you be more flexible, achieve more, and save money.



Security & identity partners

Keeper Security

A leading cybersecurity platform to protect passwords and related confidential information. With the zero-knowledge security architecture and advanced encryption technology that Keeper stores and protects passwords, notes, lists and images, companies can trust that their digital security is guaranteed.




HackDefense helps customers be resilient to digital burglaries by applying 18 years of experience and technical knowledge about hacking and security. With intrusion testing, penetration testing, compliance checking, advice and support, HackDefense helps partners with concrete, useful steps towards a more robust infrastructure.




Founded in 2010, Scrive quickly became a leader in digitalisation. Today, businesses around the world use Scrive to automate their document and contract processes with solutions powered by electronic signature and identification.

Design- and communication agencies

Plans & Pixels

The designers at Plans & Pixels create the ultimate online experience. Beautiful sleek designs designed by your user.




Would you also like to collaborate with us?

Please feel free to contact us to discuss your options.

Nathanael Buwalda)