Technical Consulting & Engineering in
Thônex

21 companies in Technical Consulting & Engineering based in Thônex — name and year of registration from the commercial register. The list below shows them all.

Companies

All 21 companies in Thônex

HCC ingénieurs géomètres SA Logo

HCC ingénieurs géomètres SA

Since 1988

Land surveyingReal property3D surveys
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ab ingénieurs sa Logo

ab ingénieurs sa

Since 1991

Buildings and civil engineering structuresCivil engineering and infrastructureGeotechnics and special works
View profile4.1(8)
MAZZOLI Gestec SARL Logo

MAZZOLI Gestec SARL

Since 2001

Staff mouldingsSuspended ceilingsPlaster partitions & mobile partitions
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ENERLINK Sàrl Logo

ENERLINK Sàrl

Since 2003

Energy consulting and strategyPermits, certifications and subsidiesPlanning and monitoring of HVAC works
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BED'In Sàrl Logo

BED'In Sàrl

Since 2011

Independent office specialising in building energyConsulting for sustainable renovation and constructionExpertise in building energy
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SAFELEC Sàrl Logo

SAFELEC Sàrl

Since 2012

OIBT low-voltage installation inspectionElectrical safety consultingElectrical inspection quote
View profile5(3)
Energy Plus Ingénieurs SA Logo

Energy Plus Ingénieurs SA

Since 2013

HVACSE EngineeringBIMEnergy solutions
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PRIMCO SARL Logo

PRIMCO SARL

Since 2016

Process optimisationRotating machineryStatic equipment
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Qualitz Sàrl Logo

Qualitz Sàrl

Since 2022

Technical due diligence and quality control of photovoltaic power plantsQuality assistance during construction and technical supervisionEngineering of photovoltaic power plants
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KC

Keyser Consulting Sàrl

Since 2014

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AI

AJS ingénieurs civils SA, succursale du canton de Genève

Since 2017

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CE

CONCEPT EFFICIENCE ENERGY SARL

Since 2017

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A-

Araez - 3Es

Since 2018

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PC

Patu Concept Sàrl

Since 2019

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BA

B A INGENERING André Boeuf

Since 2021

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WS

Waytech Sàrl

Since 2024

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OD

Osmose Digital Sàrl

Since 2024

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RP

R plus Ing Hachemi

Since 2025

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VS

Vernet SA

Since 2025

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AE

Aequus Energy SA

Since 2025

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CG

Christian Garcia Bustamante - Since 2020

Since 2025

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Technical Consulting & Engineering in Thônex

21Technical Consulting & EngineeringCommercial register (Zefix) · as of September 23, 2026
2017Median year of registrationCommercial register (Zefix) · as of September 23, 2026
711in the Canton of GenevaCommercial register (Zefix) · as of September 23, 2026
15,543in SwitzerlandCommercial register (Zefix) · as of September 23, 2026
Locations

Technical Consulting & Engineering in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 23, 2026

Largest places

Geneva311Carouge GE67Plan-Les-Ouates40Petit-Lancy22Les Acacias21Grand-Lancy20Versoix15Vernier15Meyrin13Satigny13
Industry axis

Technical Consulting & Engineering in other places

Technical Consulting & Engineering across Switzerland
Geneva311Carouge GE67Plan-Les-Ouates40Petit-Lancy22Les Acacias21Grand-Lancy20Versoix15Vernier15Meyrin13Satigny13Perly11Bernex11Onex10Châtelaine10Chêne-Bourg9Vessy9Vésenaz7Le Grand-Saconnex7Cointrin7Confignon7Vandoeuvres6Chêne-Bougeries5Veyrier5Chambésy5Le Lignon5

By canton

Canton of Zurich2,707Canton of Bern1,333Canton of Vaud1,212Canton of Aargau1,184Canton of Ticino991Canton of St. Gallen984Canton of Zug807Canton of Lucerne738Canton of Geneva711Canton of Valais567Canton of Thurgau552Canton of Fribourg503Canton of Basel-Country456Canton of Schwyz453Canton of Grisons444Canton of Solothurn372Canton of Neuchâtel243Canton of Schaffhausen152Canton of Appenzell Outer Rhodes148Canton of Nidwalden143Canton of Obwalden99Canton of Jura99Canton of Glarus75Canton of Uri59Canton of Appenzell Inner Rhodes48
Place axis

Other industries in Thônex

All companies in Thônex
Management Consulting44Holding Companies40IT Consulting & Services37Restaurants27Real Estate Project Development25Fiduciary Offices22Horticulture & Landscaping21Painting & Plastering21Trade Fair & Event Organizers19Real Estate Brokerage18Property Management17Other Service Industries16Financial Services16Software Development16Administrative Services14Plumbing & Building Services14Online Shops14Wholesale - Food & Luxury Items14NGOs & NPOs13Architecture Firms12General Contractors12Hair Salons12Continuing Education Institutes12Facility Management & Cleaning12Coaching & Personal Development11Building Maintenance11Advertising Agencies11Automotive & Vehicle Trade11Interior Construction10External Asset Management10Wholesale - General Specialty Trade10Electrical Planning & Installation9Cultural & Educational Organizations9Wellness & SPA Facilities9Home Care Services9Flooring & Tiling8Beauty Salons8Sports & Recreation Instruction8Printing Companies8Taxi Companies8Vehicle Rental7Construction & Project Management7Mechanical Engineering Industry7Gas Stations7Retail - Food & Luxury Items7Catering7Logistics & Transport Companies7Security Services6