Half a century of INGUN

1971

The foundation for a success story is laid.

1971 Werner H. Heilmann and Wolfgang Karl found INGUN (INGenieur UNion) - engineer union - with 7 employees in Constance, Southern Germany

along with the founding of the location INGUN Switzerland in Kreuzlingen.

1972

The production of spring-loaded test probes begins. Production of the first test fixtures systems in the Radolfzell workshop 20 kilometres from Constance.

1973

INGUN participates in electronica – the leading trade fair in electronics manufacturing – for the first time.

1985

The company moves to a new building at 162 Max-Stromeyer-Straße, Constance. The location still serves as the headquarters of INGUN Prüfmittelbau GmbH today.

1989

The assembly of the test probes is now fully automatic.

1993

Michael Eisele becomes a member of the management team.

1994

Founding of the INGUN UK location.

2000

INGUN E-TYPE® becomes a registered brand name.

2002

Founding of the INGUN Mexico location. INGUN is already represented in 28 countries worldwide.

2003

Founding of the INGUN Benelux location.

2005

Introduction of counterfeit protection for spring-loaded test probes.

2007

Armin Karl, son of the company founder Wolfgang Karl, takes over the management of INGUN Prüfmittelbau GmbH and Wolfgang Karl moves to the supervisory board.

2008

Development of the first radio frequency probe HFS-865 to measure up to 12 GHz.

2010

Expansion of the production area in Constance by 2,200 square metres.

2011

40 years of INGUN

We are represented in 43 countries worldwide.

2012

Jochen Müller joins the management. The INGUN USA location was also founded this year.

2013

Founding of the INGUN India location.

2014

Founding of the INGUN China location.

2015

Founding of the INGUN Spain, INGUN Korea, and INGUN Turkey locations .

2017

Founding of the INGUN Southeast Asia and INGUN Portugal locations.

2018

Over 400 employees work for INGUN worldwide.

2019

Founding of the INGUN Morocco location and beginning of direct sales in Eastern Europe.

2020

Founding of the INGUN Brazil und INGUN Israel locations.

2020

INGUN has over 40 of its own locations and is represented in over 65 countries.

2021

Half a century of INGUN -
50 years of expertise in test technology

We combine tradition & innovation

with a passion for technology & progress.

50 years of expertise & competent employees are the key to our success,

and make us a Partner for Future Technology.

INGUN is a pioneer of 5G

Partner for Future Technology

We always have the right contacting solution

for a wide range of industries

Medical technology

We save lives because our products ensure the reliability of medical technology.

Aviation and aerospace

We are advancing into new worlds; our technology is turning today's visions into tomorrow's reality.

Telecommunications

We connect billions of people & machines with our contacting solutions.

Renewable energies

We are creating new opportunities for future generations, because our technology is making the energy revolution a success.

Automotive

As experts for radio frequency and high current solutions, we make autonomous mobility possible.

Simplify your fixture assembly.

Click. Fit. Contact.

Discover our product range
in the new online shop now.

Explore our new website with online shop *

and benefit from 50 years of expertise!
^* Only in the EU (except France).
- Test probes
- Test fixture kits
- Customising accessories

Celebrate with us!

Register in our new online shop and we will give you a 5% discount off your first online order when you use the code

"VerifiedByINGUN" *

^* Valid until 31.03.2022 and only redeemable once from a minimum order value of 50 Euros for orders within the EU.

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Here's to the next 50 years!