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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryTechnical Consulting & Engineering

Technical Consulting & Engineering

Filters
IndustryBusiness & Technical ServicesIndustryTechnical Consulting & Engineering
Search results

Matching companies

10'496 companies found

DW

Dr.-Ing. Wilhelm Fromm 

Kreuzlingen · Since 1997

Technical Consulting & Engineering
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DJ

Dr. Jürg Wiedler Consulting 

Zurich · Since 2002

Technical Consulting & Engineering
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DD

DRL Design & Consulting GmbH 

Lucerne · Since 2013

Technical Consulting & Engineering
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DM

Dr. Michael Grätzel Expert Scientific Consultant 

St-Sulpice Vd · Since 2015

Technical Consulting & Engineering
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DM

DR. MORRIS 

Zurich · Since 2018

Technical Consulting & Engineering
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DP

Dr. Peter Sulser Beratender Ingenieur 

Chur · Since 1994

Technical Consulting & Engineering
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DP

Dr. Peter Lüthy, Agro-, Bio- und Umwelttechnologie 

Meilen · Since 1987

Technical Consulting & Engineering
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DU

Dr. U. Mäder, Rock-Water Consulting 

Boll · Since 1998

Technical Consulting & Engineering
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DU

Dr. Ulf Fritz 

Bargen Sh · Since 2021

Technical Consulting & Engineering
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DS

D. Schai Industrielle Automation, Dasia 

Elsau · Since 1992

Technical Consulting & Engineering
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DC

DS Consulting, D. Schraner 

Galgenen · Since 2005

Technical Consulting & Engineering
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DI

DS ingénierie Sàrl 

Carouge Ge · Since 2007

Technical Consulting & Engineering
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DI

DS Ingénieurs Sàrl 

Versoix · Since 2023

Technical Consulting & Engineering
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DR

dsy rénovations & constructions Schnyder 

Movelier · Since 2015

Technical Consulting & Engineering
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DD

DtI Didaktisch technisches Industriesupporting GmbH 

Seuzach · Since 1995

Technical Consulting & Engineering
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DD

DTS dessin technique service, Cédric Favre 

Pully · Since 1982

Technical Consulting & Engineering
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DS

DTVR SA 

Bôle · Since 2013

Technical Consulting & Engineering
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DD

DUE DI SAGL 

Bellinzona · Since 2018

Technical Consulting & Engineering
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DH

Dupont Hydraulics Consulting 

Winterthur · Since 2024

Technical Consulting & Engineering
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DL

Durandi Labs 

Muttenz · Since 2024

Technical Consulting & Engineering
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
Per page
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.
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