Dupp Gmbh

Dupp GmbH is a medium-sized IT company based in Haiger.

Software Development

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Headquarters: Haiger, Hessen, GermanySource: RevenueBaseRetrieved October 13, 2026
Employee range: 11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded: 1990Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 1 supported appearance ↗Source: RevenueBase lists

The company at a glance

What does Dupp Gmbh do?

Since 1990, the company has been engaged in developing and selling standard and custom software, as well as computer and network technology.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

Dupp GmbH serves its customers across its stated services.

What the business offers

Services & capabilities.

Standard and custom software

The company has developed and sold standard and custom software since 1990.

Source: LinkedIn company description · Retrieved October 13, 2026

Computer and network technology

The company provides computer and network technology and related IT services.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

#23OF 25

Germany

Vertical software providers

Snapshot: September 28, 2026

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Dupp Gmbh

#23 Vertical software providers

Snapshot: September 28, 2026

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Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 28, 2026. How the company lists are built.

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