• Call us: +49 (0) 2421 - 69 09 10 | Send an e-Mail: info@weyer-gruppe.com

About us

We have been a group of companies in the field of process plant engineering and plant safety since 1976 with over 170 permanent employees in Germany, Austria, Poland and Switzerland. Every year, the weyer group completes over 1,000 projects for customers from the chemicals, pharmaceuticals, mineral oil, supply and disposal sectors as well as associations and authorities.

Our Values

In every respect. allround. smart. Our values are the focus of our corporate culture. They shape our common identity at the weyer group and guide us every day.

  • Quality forms the basis for our long-term existence. Therefore, we do not see it as an end in itself, but the foundation of our economic existence.
  • Client focus – Client support and care is very important to our company, and our primary goal is the satisfaction of our clients.
  • Further training our employees – Our employees are our company’s capital. In order to be able to maintain or expand our position in the market, our employees receive regular further training and always kept up-to-date on the latest technology at all times.
  • Friendlinessis a top priority at our family company – flat hierarchies and short decision-making paths are lived, optimised and enhanced on a daily basis at the company group.
  • Tolerance and cultural diversityare qualities we experience in dealing with one another – regardless of origin, age, gender, belief or sexual orientation.
    Everyone is welcome here.
  • Healthy growth shapes our company group of – the weyer group grows through innovation. And we are getting better and better every day because of the superior quality of our workforce and the expert knowledge of our employees.

The history of the weyer group

1976

Foundation of the “Horst Weyer Büro für Verfahrenstechnik”

1985

Foundation of PROBIOTEC GmbH

1985

Foundation of Dahlhoff & Partner GmbH

1987

Merger of the “Horst Weyer Büro für Verfahrenstechnik” and Dahlhoff & Partner GmbH and renaming as horst weyer und partner gmbh

1989

Foundation of Weyer und Partner (Schweiz) AG

1990

Foundation of weyer IngenieurPartner GmbH, formerly Großmann & Partner GmbH

1990

Co-founding of the IBExU Institut für Sicherheitstechnik GmbH by Horst Weyer (not a member of the weyer group)

1996

Foundation of BDO Technik- und Umweltconsulting GmbH

2000

weyer group entered into the trademark register

2002

Foundation of weyer akademie gmbh, formerly Weyer Quadflieg Prüfgesellschaft

2008

Foundation of As-U Gamerith-Weyer GmbH

2009

Foundation of Weyer Polska Sp. Z.o.o.

2017

CTE Chemietechnik-Engineering GmbH joins the weyer group

The weyer group in figures

0

Employees

0

Locations

0

Companies

500

Projects a year

Structure of the weyer group

Engagements

Schillingsstraße 329, D-52355 Düren
Phone +49 (0) 24 21 – 69 09 1 – 0
Fax +49 (0) 24 21 – 69 09 1 – 201
E-mail: info@weyer-gruppe.com

  • “Dust” Working Group
  • Federal Logistics Association
  • Technical committee for waste treatment and the recovery of recyclables
  • Technical committee for innovation management and future research
  • Society of German chemists | Chapter: “Analytical Chemistry” | “Process Analytics” Working Group
  • IHK Aachen | Honorary Position
  • ProcessNet Specialist group for waste and resource recovery (FGr-AuW) | Waste Management Technical committee
  • ProcessNet Specialist community for plant and process safety | “Effects of substance and energy release” Technical Committee
  • ProcessNet Specialist community for plant and process safety | “Risk Management” Technical Committee
  • ProcessNet Specialist community for plant and process safety | “Safety-relevant design of chemical plants” Technical Committee
  • ProcessNet Specialist community for chemical reaction technology | “Technical Reaction” Working Committee
  • ProcessNet Specialist community for particle technology and product design | Chapter; “Mechanical liquid separation“
  • ProcessNet Specialist community for process, apparatus and plant technology | “Computer-Aided plant planning” Working Committee
  • ProcessNet Specialist community for process, apparatus and plant technology | “Model-based process development and optimisation” Working Committee
  • ProcessNetSpecialist community for sustainable production, energy and resources (SuPER) | “Gas Cleaning” Specialist Group
  • ProcessNet Specialist community for fluid dynamics and separation technology | Thermodynamics Specialist Group
  • VDI Association of German Engineers: Chair of the guidelines committee “VDI 4060 – Integrated management systems”
  • VDI Association of German Engineers: Member of the guidelines committee “VDI 4055 – Operational safety management”
  • GFPA German Fire Protection Association(vfdb)
  • VIV Working group on occupational safety
  • VIVWorking group for environmental protection officers
Learn more here

Schillingsstraße 333 | D-52355 Düren
Phone: +49 (0) 24 21 – 69 09 3 – 0
Fax: +49 (0) 24 21 – 69 09 3 – 401
E-Mail: probiotec@weyer-gruppe.com

Frankfurt office (in the BDO AG building)
Hanauer Landstraße 115 | D-60314 Frankfurt
Phone: +49 (0) 69 – 95 94 1 – 590
Fax: +49 (0) 69 – 95 94 1 – 510

Dortmund office (in the BDO Westfalen-Revision GmbH building)
Märkische Str. 212-218 | D-44141 Dortmund
Phone: +49 (0) 231 – 41 90 4 – 13
Fax: +49 (0) 231 – 41 90 4 – 17

Learn more here

Güterstrasse 137, CH-4002 Basel
PO Box, CH-4002 Basel
Phone: +41 (0) 61 683 26 00
Fax: +41 (0) 61 683 26 11
E-Mail: weyer-schweiz@weyer-gruppe.com

  • ECO SWISS, Swiss organisation for the environmental protection, occupational safety and health protection economy
  • SGVC, Switzerland. Process and chemical engineering company
  • SVUT, Switzerland. Environmental technology association
  • SVTI, Switzerland. Technical inspections association
  • ISPE, International Society of Pharmaceutical Engineers
  • HKBB, Basel Chamber of Commerce
  • VDSI, Association of German safety engineers
  • SGAS, Swiss society for occupational safety
  • energy.cluster.ch, Association for the promotion of energy efficiency and renewable energies
  • ECO SWIIS, ERFA Group environmental protection officer
Learn more here

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