Product development    I    Mold making    I    Precision plastic parts

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About us

In a nutshell: 85 employees - 13 million euros turnover - over 60 million plastic parts per year


Jantsch stands for top performance in series production.

As a dedicated supplier to a wide range of industries, we are always engaged in an innovative process with the single objective of further developing and optimizing our precision and quality.

Everything out of one hand.

Through our three divisions of product development, mold making and injection molding, we combine all competencies from design to series production under the name 
Kunststofftechnik Jantsch GmbH.






Our history


Foundation as an engineering office by Ing. Franz Jantsch in Nuremberg
Expansion by an own mold making department
Takeover by Mr. Dipl.-Wirtsch.-Ing. Wieland P. Loh
Relocation to Stein
Change of the company name to Kunststofftechnik Jantsch GmbH
Takeover of the company Siscoform
Relocation to the current site in Nuremberg
Handover of the management to Dipl.-Ing. Stephan Loh


The managing directors (from left)
Dipl.-Ing. Stephan Loh,
Florence Letellier-Loh and
Dipl.-Wirtsch.-Ing. Wieland P. Loh