Engineer in
Weinfelden

28 companies in Engineer based in Weinfelden — name and year of registration from the commercial register. The list below shows them all.

Companies

All 28 companies in Weinfelden

Ingenias AG Logo

Ingenias AG

Since 1988 · 11–20 empl.5.0(3)

Ingenias AG is an engineering and consulting firm specialising in environmental matters, water and geology. Its services include contaminated-site and building-material investigations, landfill and waste planning, flood protection and river restoration, as well as ground, groundwater and geothermal studies.

EngineerEnvironmental engineeringHydraulic engineering and natural hazardsGeology, geothermal energy and geotechnical site investigation
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #1
ELSIBE GmbH Logo

ELSIBE GmbH

Since 2007 · 11–20 empl.

The core activity of ELSIBE GmbH is the provision of services for energy supply companies (EVU) and owners of private distribution networks, particularly in the areas of: electrical inspections, safety certificates (SiNa) for periodic inspections and new installations, plant register management, electrical project management, installation and safety, and electrical safety consulting. The company thus offers specialized services for secure and supervised power supply.

EngineerCompliance and reporting for energy utilitiesProcesses and interfaces for reporting and controlConnection and certification of energy generation plants
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
itl Institut für technische Literatur AG Logo

itl Institut für technische Literatur AG

Since 2011 · 11–20 empl.

itl Institut für technische Literatur AG provides technical communication services. Its work includes specialist translations, the creation and review of technical documentation, and consulting and training on translation and editorial processes.

Translation agencyTranslationsTechnical documentationTraining & consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
TH-Conservations GmbH Logo

TH-Conservations GmbH

Since 2012 · 1–10 empl.

The core activity of the company "TH Conservations" is the conservation, restoration and reproduction of art and cultural assets, in particular architectural surfaces, monuments, wall paintings, stone sculptures and small objects.

EngineerConservationRestorationReproduction
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Brüschweiler Geotechnik AG Logo

Brüschweiler Geotechnik AG

Since 2014 · 1–10 empl.

Brüschweiler Geotechnik AG is a geotechnical engineering firm providing ground investigations and foundation engineering. Its services include excavation support, foundation design, natural hazard and hydrogeological work, and the supervision and monitoring of specialist civil engineering projects.

EngineerGeotechnical investigationsNatural hazardsExcavation pits
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
NRP Ingenieure AG Logo

NRP Ingenieure AG

Since 2014 · 51–100 empl.

NRP Ingenieure AG is an engineering, geomatics and spatial planning firm. It plans and supports civil engineering and transport infrastructure, water supply and drainage projects, and provides surveying and geoinformatics services, including planning and construction advice for municipalities.

EngineerTransport infrastructureOfficial surveyingGeoinformatics
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Spatial Business Institute AG Logo

Spatial Business Institute AG

Since 2015 · 1–10 empl.

Spatial Business Institute AG assesses agricultural and forestry land for investment purposes using satellite imagery and other data. Its services include due diligence, site and regional analysis, selection of agricultural land, and land monitoring.

Agricultural servicesAnalysis of a specific agricultural siteAnalysis of an agricultural regionGlobal selection of agricultural land
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Ingenieure Widmer + Partner AG Logo

Ingenieure Widmer + Partner AG

Since 2005 · 11–20 empl.5.0(3)

Ingenieure Widmer + Partner AG provides engineering services in water supply, road construction and general civil engineering. Its services also include an accredited drinking-water laboratory and specialist work such as pressure testing, utility line detection, hydrant measurements, surveying and cadastre management.

EngineerWater Supply EngineeringRoad EngineeringCivil Engineering
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #8
Brandschutz Gerber GmbH Logo

Brandschutz Gerber GmbH

Since 2019 · 1–10 empl.5.0(2)

The company's core activity is providing services in the field of fire protection, specifically: fire protection consulting and planning, quality assurance, existing condition analysis and measure planning, fire protection in timber construction, evacuation planning, and training. The company supports customers in developing customized fire protection solutions that are designed for efficiency and compliance with safety standards.

EngineerFire Protection Consulting and Fire Protection PlanningQuality AssuranceInventory Analyses and Measures Planning
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #9
Energy Engineering GmbH Logo

Energy Engineering GmbH

Since 2022 · 1–10 empl.

Energy Engineering GmbH is an independent energy consultancy serving businesses and homeowners. It analyses energy use and costs and advises on building renovations, heating-system replacement, photovoltaics, battery storage and electric mobility, with support for implementation when requested.

EngineerEnergy consultingGEAK consultingPEIK energy consulting for companies
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #10
Wito Automation AG Logo

Wito Automation AG

Since 1994 · 1–10 empl.5.0(1)

The company is a service and trading company in the field of industrial automation technology. The core activities lie in fieldbus diagnostics (PROFIBUS, PROFINET, ASi, CAN, etc.) and the creation of concepts for wireless solutions in the industrial sector. The company offers its customers products and services focused on software development and maintenance of plants and machines to achieve increased efficiency.

EngineerNetwork diagnosticsConsultingNetwork planning
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #11
Proftech AG Logo

Proftech AG

Since 1995 · 1–10 empl.5.0(1)

Proftech AG is a supplier of mechanical manufacturing and engineering services. It produces CNC-machined components, prototypes and small to medium production runs, and provides engineering, inspection and assembly of mechanical and mechatronic units.

EngineerCNC machiningEngineeringAssembly of subassemblies
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #12
Noci Ingenieure AG Logo

Noci Ingenieure AG

Since 2026 · 11–20 empl.

Noci Ingenieure AG provides consulting, planning and specialist construction management services in building technology. Its work covers energy consulting, electrical engineering, heating, ventilation/air conditioning and sanitary systems, as well as project planning and implementation.

EngineerBuilding Services Engineering DesignSpecialist Site SupervisionEnergy Consulting
ranQ Trust Score 3.5 out of 5.0, rated Solid, Rank #13
RLM - HANSA Industrieanlagen GmbH Logo

RLM - HANSA Industrieanlagen GmbH

Since 2002 · 1–10 empl.

The core activity of RLM-Hansa Switzerland is general contracting for various industries, particularly in the construction of hospitals, industrial facilities, HVAC systems (heating, ventilation, air conditioning) and oil drilling field equipment.

EngineerGeneral contractor services for industrial plantsHVAC systemsGeneral contractor services for hospitals
No score yet
Thomas Spleiss AG Logo

Thomas Spleiss AG

Since 2009 · 1–10 empl.

Thomas Spleiss AG provides CAD, IT and technical development services for window manufacturers. Its work includes 2D and 3D CAD drawings, visualisations and window animations to illustrate designs and opening mechanisms.

EngineerCAD drawings for window fabricators3D light visualizations3D HP visualizations
No score yet
Knaus GmbH Altlasten Umwelt Logo

Knaus GmbH Altlasten Umwelt

Since 2018 · 1–10 empl.

The core activity of Knaus GmbH is consulting and processing of contaminated sites and environmentally relevant topics, in particular: handling of contaminated sites and polluted areas, investigation and remediation of shooting ranges, processing of contaminated soil material, consulting and management of neophytes, consulting and remediation of building pollutants, including asbestos. The company also provides consulting and support for construction projects and assists customers in all phases of handling contaminated sites and environmentally relevant topics.

EngineerContaminated sitesShooting rangesContaminated soil / neophytes
No score yet
Grimm Solutions Logo

Grimm Solutions

Since 2019 · 1–10 empl.

Grimm Solutions provides technical consulting and engineering services for industrial companies. Its work includes planning production facilities and factories, project management, and global procurement and logistics for industrial equipment.

EngineerTechnical ConsultingEngineeringGlobal Procurement
No score yet
Gloor 4x4 GmbH Logo

Gloor 4x4 GmbH

Since 2025 · 1–10 empl.

Gloor 4x4 GmbH provides off-road and 4x4 conversions, suspension solutions, service, and accessories and spare parts for SUVs, vans, and camping vehicles. Its offering also includes rooftop tents, camping solutions, and an online shop.

Repair shopOff-road and 4x4 conversionsSuspension and lift solutionsVehicle service and maintenance
No score yet
Maint-Sol Holding AG Logo

Maint-Sol Holding AG

Since 2025 · 1–10 empl.

Maint-Sol Holding AG develops solutions for the digitalization of industrial maintenance, industrial data acquisition, and visualization. Its offering includes the TAMMS-CMMS system for maintenance planning and resource management, the EINFLUX platform for data collection, and services in industrial networking and software development.

Research instituteMaintenance Software (TAMMS-CMMS)Industrial Data Capture and Visualization Platform (EINFLUX)Industrial Network Planning and PROFINET Diagnostics
No score yet
HR

Hans Rihs Engineering AG

Since 1997 · 1–10 empl.

Engineer
No score yet
DE

DTE Engineering AG

Since 2010 · 1–10 empl.

Research institute
No score yet
FE

FUTURE ENERGY CONSULTING LTD

Since 2010 · 1–10 empl.

Engineer
No score yet
BU

BBB Umwelt Portmann

Since 2013 · 1–10 empl.

Engineer
No score yet
SI

Swiss Industrial Technology ES GmbH

Since 2014 · 1–10 empl.

Engineer
No score yet
RI

Radnai Ingenieurconsulting

Since 2023 · 1–10 empl.

Engineer
No score yet
WT

Wasila Tech KlG

Since 2024 · 1–10 empl.

Engineer
No score yet
ER

elva-tec Reinraumtechnik AG

Since 2025 · 1–10 empl.

Engineer
No score yet
KS

Kasalar Solution

Since 2026 · 1–10 empl.

Engineer
No score yet

Engineer in Weinfelden

28EngineerCommercial register (Zefix) · as of November 6, 2026
2014Median year of registrationCommercial register (Zefix) · as of November 6, 2026
576in the Canton of ThurgauCommercial register (Zefix) · as of November 6, 2026
16,286in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Engineer in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026