Avantage

Rotterdam, South Holland, Netherlands

Simplifying IT with cloud infrastructure and cybersecurity solutions

Founded in 1990, Avantage specializes in delivering broad IT services tailored to meet the needs of diverse industries, including housing corporations and legal organizations. With over 800 clients and a team of more than 180 professionals, Avantage is committed to providing cutting-edge solutions that enhance productivity and security.

Avantage's core offerings include modern workplace solutions, cloud infrastructure, cybersecurity, and the integration of data, apps, and AI. The company also focuses on service and management, ensuring that IT systems remain operational and efficient. Their expertise extends to the adoption of new IT technologies and providing training to maximize the benefits of these advancements.

Clients consistently rate Avantage highly, with an average score of 8. 2, reflecting their satisfaction with the services provided. The company holds several prestigious certifications, including ISO 9001, ISO 27001, NEN 7510, and ISAE 3402 type II, demonstrating their commitment to maintaining high standards in information security and quality management. Avantage operates from two locations in the Netherlands, with offices in Rotterdam and Alphen aan den Rijn, ensuring they are well-positioned to serve their clients effectively.

36
YEARS IN BUSINESS
1
SERVICES

Capabilities

Services

What these services involve

Microsoft 365 Administration
Microsoft 365 Administration for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.

Agency details

Team size
201-500 people
Founded
1990 (36 years)

About this agency on Agency List

Avantage holds an Agency List Score of 71 out of 100.

That score is higher than 22% of the 36,919 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Avantage in September 2026, reading 2 pages published on avantage.nl.

The score reflects what Avantage had published by that date; anything published since has not been read.

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