Technical Consulting & Engineering in
Schwyz

SIDERON GmbH

Since 2007 · 1–10 empl.

SIDERON GmbH provides engineering services for custom machine construction, medical-technology projects, automation, and product development and optimization. The company performs project management, prepares requirements and concept documents, conducts risk analyses (FMEA), carries out 3D design work with SolidWorks, and manages qualification and acceptance tests (DQ, IQ, OQ, FAT, SAT) as well as technical documentation.

Visplanum GmbH

Since 2015 · 11–20 empl.

Visplanum GmbH is an engineering firm focusing on energy, building physics and acoustics, providing planning, technical calculations and consulting for building energy systems, renovation concepts and noise assessments.

Otmar Spescha Ingenieurbüro AG

Since 2012 · 1–10 empl.·5.0(1)

Otmar Spescha Ingenieurbüro AG is an engineering firm for energy‑efficient building that provides energy consultations, energy concepts and planning for Minergie and passive‑house standards. Services include thermal building‑envelope optimization, building services planning (heating, ventilation, sanitary systems) and energetic quality controls such as blower‑door tests and measurement campaigns.

House of Seba Switzerland AG

Since 2021 · 1–10 empl.

House of Seba Switzerland AG is a holding company that brings together firms and teams in applied science and implementation, converting research findings and patents into scalable industrial applications. It develops and applies patented ionization and processing technologies to modify the physical‑chemical properties of media—especially water—with applications in environmental, industrial, agricultural and other biological and technical systems.

Carlen Engineering GmbH

Since 2022 · 1–10 empl.

Carlen Engineering GmbH provides services in safety engineering, conformity assessment, product and plant development, and manufacturing and assembly. The company prepares risk analyses, CAD models, operating and assembly instructions, and supports CE marking.

Bigler AG, Ingenieure & Planer

Since 1963 · 1–10 empl.

Wassmer Aviation AG

Since 2007 · 1–10 empl.

ConIng AG

Since 2009 · 1–10 empl.

Elasia GmbH

Since 2012 · 1–10 empl.

Consulting Christian Einfeldt GmbH

Since 2012 · 1–10 empl.

Storm Global AG

Since 2017 · 1–10 empl.

Somaco Schweiz GmbH

Since 2019 · 1–10 empl.