Skip to main content


Foundation of a forge by Leonhard Unsinn

Leonhard Unsinn founded a forge in 1958. He made horseshoes, repaired agricultural machinery, had a petrol station and started constructing agricultural trailers.

First UNSINN trailer workshop


Neue Tätigkeitsbereiche

Der Tätigkeitsbereich wird durch die Aufnahme von KFZ (Peugeot) und die Produktion von Güllefässern und Anhängern erweitert.

1970: Neue Tätigkeitsbereiche


Takeover by Rosa and Josef Unsinn

In the year 1991 the whole company fell victim to a major fire. Josef Unsinn, the son of the founder, took over the company in 1992 and focused on vehicle construction. He expanded the product range and made UNSINN a competent address for special industrial solutions.

Premises UNSINN trailers

1994, 1996

Bayerischer Staatspreis

In 1994 and 1996 the company was awarded the Bayerische Staatspreis: for the Telescope container trailer and the Unloading lift EL 100.

Production, quality and service are continuously developed:

Bayerischer Staatspreis


Development of the production of trailers

The company has constantly developed its product range and premises, new office and cargo trailer production facilities as well as an exhibition hall were built. A new production hall was built in 2005.

Aerial view 2005


The "Anhängerpark"

Opening of the "ANHÄNGERPARK" in Pessenburgheim in 2008. The park offers service and flair and shows over 500 trailers.

Direct sales PBH

2011, 2014

Bayerns Best 50

Award for "Bayerns Best 50" in 2011: UNSINN is one of the 50 best companies in Bavaria and got through the economic crisis with slight growth. In 2014 we got the second award for "Bayerns Best 50": The prize is awarded annually to the 50 most dynamic companies which proved to be particularly fast-growing and increased their sales and number of employees above average.

Bayerns Best 50


Company expansion

Completion of new production and storage facilities.

Aerial view 2016


Passion for trailers

Today the company produces 12000 high-quality trailers a year for home and abroad and is known as an international specialist for customised high-quality manufacturing.



60 years of UNSINN

UNSINN celebrates its 60th anniversary in 2018. Lern more at In addition to that, in 2018 the ground-breaking ceremony to start the doubling of the premises to 160000m² also took place.

ground-breaking ceremony UNSINN


Expansion of the product portfolio

Development of new market segments with the innovative braking trailer and expansion of the product portfolio with the roll-off tipper and truck trailers.

Roll-off tipper


Expansion of the product portfolio

Development of new market segments with the innovative braking trailer and expansion of the product portfolio with the roll-off tipper and truck trailers.


Takeover HRB Heinemann AG (CH)

Takeover of the majority of shares in HRB Heinemann AG, based in Nassenwil (CH), as of January 1, 2020. With this acquisition, UNSINN Fahrzeugtechnik strengthens its market position in Switzerland.

Übernahme HRB Heinemann AG


Commissioning new welding shop

The new welding shop with storage area for unfinished frames has been in operation since June.

Neue Schweißerei


Bayerns Best 50

After 2011 and 2014, UNSINN Fahrzeugtechnik receives the award "Bayerns Best 50" for the third time.

Preisverleihung Bayerns Best 50


Company founder Leonhard Unsinn deceased

Leonhard Unsinn, founder of UNSINN Fahrzeugtechnik, passed away on September 21 at the age of 86. In 1958, he set up his own business as a trained master blacksmith, thus laying the foundation for today's group of companies. Leonhard Unsinn and his life's work will always be a defining part of the company's history.

Firmengründer Leonhard Unsinn


Ausbau erneuerbarer Energien

Auf den Hallendächern des UNSINN-Werks werden 2022 neue Photovoltaikanlagen installiert, die zusammen mit den bereits 2013 aufgestellten PV-Anlagen etwa dreimal so viel Strom produzieren als verbraucht wird. Der Überschuss kann daher ins Netz eingespeist werden.

Ausbau erneuerbarer Energien


65 Jahre UNSINN

Die UNSINN Fahrzeugtechnik GmbH aus dem bayerischen Holzheim feiert ihr 65-jähriges Bestehen.

65 Jahre UNSINN