Civil engineer in
Pfäffikon SZ

HTB Ingenieure AG

Since 1969 · 51–100 empl.·5.0(2)

HTB Ingenieure AG is an engineering and planning firm providing structural calculations for building construction, structural engineering and building renovation, and undertaking design and construction management for infrastructure projects. Its services also cover geotechnical engineering, fire protection and overall planning, special structures and infrastructure works, building maintenance, and consulting/expert assessments such as seismic safety verifications.

ISB Schweiz AG

Since 2021 · 1–10 empl.

ISB Schweiz AG provides consulting for railway infrastructure projects and project management services. It also carries out planning work in the field of technical equipment.

Geoinfra Ingenieure AG

Since 2020 · 101–500 empl.·5.0(3)

Geoinfra Ingenieure AG is an interdisciplinary engineering firm specialising in transport and infrastructure, geoinformatics and surveying, water, municipal engineering and spatial development. It supports public and private clients from planning through implementation and advises municipalities on construction and planning law.

Sertronas AG

Since 2025 · 1–10 empl.·5.0(1)

Sertronas AG specializes in 3D surveying of buildings and plots of land, as well as virtual tours. Its services include 2D and 3D floor plans, digital models and interactive 360° captures for architecture, real estate and construction trades.

Ingena Ingenieurbüro für Hoch- und Tiefbau AG

Since 1972 · 1–10 empl.

Ingenieurbüro Stefan Molinari

Since 1987 · 1–10 empl.

GSG International GmbH

Since 2009 · 1–10 empl.

Terradata AG, Zweigniederlassung Pfäffikon SZ/Freienbach

Since 2018 · 1–10 empl.

GEOptim AG

Since 2023 · 1–10 empl.