High-pressure jet & stud welding

Contact Persons

Foto Michael Krug

Michael Krug

Assembly Inspector

Michael serves at Haumann GmbH since 01.05.2011 as assembly inspector.

  • +49 231 948 333 15
  • +49 231 948 333 40
  • m.krug[at]haumann-dortmund.de
Foto Hamit Yigit

Hamit Yigit

Assembly Inspector

Hamit serves at Haumann GmbH since 05.12.2011 as assembly inspector.

  • +49 231 948 333 18
  • +49 231 948 333 40
  • h.yigit[at]haumann-dortmund.de
Foto Lars Potratz

Lars Potratz

Workshop Manager & Safety Engineer

Lars serves at Haumann GmbH since 01.10.2013 as workshop manager and since 01.09.2016 as safety engineer.

  • +49 231 171 644
  • +49 231 174 420
  • l.potratz[at]haumann-dortmund.de
Foto Christian Elsholz

Christian Elsholz

Workshop Employee

Christian serves at Haumann GmbH since 01.01.2014.

  • +49 231 171 644
  • +49 231 174 420
  • c.elsholz[at]haumann-dortmund.de
Foto Renate Niemann

Renate Niemann

Office, Payroll Accounting

Renate serves at Haumann GmbH since 02.04.2013.

  • +49 231 948 333 21
  • +49 231 948 333 40
  • r.niemann[at]haumann-dortmund.de
Foto Erik Chudziak

Erik Chudziak

Office

Erik supports our team at Haumann GmbH since 02.01.2019.

  • +49 231 948 333 14
  • +49 231 948 333 40
  • erik.chudziak[at]haumann-dortmund.de

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