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4Esys develops, designs and manufactures dynamic energy storage systems based on ultracapacitors and lithium batteries. Based on patent pending technology for balancing, controlling and monitoring energy flows advanced industry leading solutions for hybrid heavy-duty and industrial vehicles have been installed throughout Europe.

4ESys NV Questions

The 4ESys NV annual revenue was $2 million in 2026.

Rudy Vidael is the Managing Director of 4ESys NV.

1 people are employed at 4ESys NV.

4ESys NV is based in Leuven, Flanders.

The NAICS codes for 4ESys NV are [335, 3359, 33].

The SIC codes for 4ESys NV are [36, 369].

Top 4ESys NV Employees

G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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