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Private company

Proforma

Dutch design and consulting firm in Rotterdam,, founded in 19871

Proforma is a Dutch design and consulting firm in Rotterdam, founded in 1987.1 It was founded by Joop Ridder, Huibert Groenendijk and Els van Klinken.1

Last updated Oct 21, 2026.

Overview

1987Founded1
  • HeadquartersRotterdam, Netherlands1
  • Websitepro.nl
  • Legal formbesloten vennootschap1

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The story

Founded by Els van Klinken, Huibert Groenendijk and Joop Ridder in 1987.1

Leadership

Who has led Proforma, and when. Pick a name to see everywhere that person has worked.

Timeline

  1. 1987Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1