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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,272 companies indexed · Last updated: today
DirectoryAssociations & Interest GroupsProfessional & Trade AssociationsZurichSchweizerischer Ingenieur- und Architektenverein (SIA)
Schweizerischer Ingenieur- und Architektenverein (SIA) Logo
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Schweizerischer Ingenieur- und Architektenverein (SIA)

Summary

About the company

Schweizerischer Ingenieur- und Architektenverein (SIA) is the professional association for qualified specialists in civil engineering, architecture, technology and the environment. The SIA maintains and develops the SIA standards, provides legal counselling and continuing education (SIA inForm), offers programme review and publishes guidance, organises events and operates an online shop for standards.

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Standards collection
National rules for planning and building; continuously developed standards, regulations and specialist publications for the planning, construction and real estate industry.
Continuing education courses
Continuing education courses for planners; specialist further training on professional practice, standards and current topics in the built environment.
Legal advice
Legal advice for members; support with questions arising from day-to-day professional practice and with association-specific concerns.
Conferences, congresses and exhibitions
Conferences, congresses and exhibitions on architecture, civil engineering, technology, the environment as well as on topics relating to energy, climate and spatial planning.
Media relations
Media relations to represent members’ interests; communication on professional and construction-cultural topics as well as on the association’s current positions.
Member representation and advocacy
Representation of the interests of qualified professionals from civil engineering, architecture, engineering and the environment vis-à-vis politics, public authorities and the industry.
Standards information
Information on SIA standards; support with questions about the standards collection and its application in planning and construction.
Sale of standards
Sale of SIA standards and related publications for use in planning, construction and real estate practice.
SIA inForm continuing education
Continuing education offer by SIA with courses and specialist further training for members and other interested parties.
Programme review
Review of programmes in the context of planning and construction; specialist assessment by the association or its specialist bodies.
Membership
Membership for individual members, corporate members, junior, student, senior and honorary members, as well as for sections and networks.
SIA directory
Directory for corporate members, individual members, junior, senior, student and honorary members, as well as expert consultants and assessors.
Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle4.217
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

May 29, 2026Media
175 Jahre SIA
hochparterre.ch
April 30, 2026Media
Interdisziplinarität fördern
espazium.ch
January 10, 2024Media
Vier Blicke auf das SIA-Präsidium
espazium.ch
April 24, 2023Media
Fachverein nimmt Wettbewerb in Schutz: «Es kann nicht sein, dass es an uns Architekten scheitert»
luzernerzeitung.ch
December 14, 2022Media
Peter Dransfeld tritt als SIA-Präsident zurück
espazium.ch

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Location

Selnaustrasse 16
8001 Zurich
Opening hours
Mon
08:30 - 12:00, 13:30 - 16:30
Tue
08:30 - 12:00, 13:30 - 16:30
Wed
08:30 - 12:00, 13:30 - 16:30
Thu
08:30 - 12:00, 13:30 - 16:30
Fri
08:30 - 12:00, 13:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Association
UID
CHE-105.955.734
Founded
1948 · 78 years
Last commercial register change
July 3, 2026
Employees
21 to 50

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