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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesManagement ConsultingWidnauOPENLY AG
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OPENLY AG

Summary

About the company

OPENLY AG develops and supplies a serial, prefabricated building system for new construction and refurbishment that uses renewable and circular materials (e.g. hempcrete, clay, biochar concrete), standardized components and minimal building services to achieve low embodied and operational CO2 (about 6 kg CO2/m²). OPENLY AG provides project development and full‑service delivery for private and institutional investors, a franchise and training program, and acts as C‑Sink Manager to certify and commercialize CO2 sinks in buildings.

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Products & services

Industry:Management Consulting
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Turnkey provider for net-zero building projects
Planning and execution of net-zero new-build and renovation projects as a general contractor with a design-build approach, across Europe; including direct contracts and project delivery.
OPENLY building system
Building system for new-build and refurbishment projects with serialized timber hybrid structures, standardized components, prefabrication, disassembly capability and circular material use.
Certifications, ESG consulting & labels
Advice on building labels and ESG topics; support for Minergie, SNBS, DGNB, LEED and the EU taxonomy, as well as LCA and CO2 calculations.
CO2 sink certification
Certification of CO2 storage in buildings according to the Construction C-Sink Standard; registration, PDD, verification, LCA and entry in the Global C-Sink Registry.
ESG reporting for SMEs
ESG consulting for small and medium-sized enterprises, including analysis of strategies, CO2 accounting, and support with esg2go ratings and reporting.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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Location

Büchelstrasse 5
9443 Widnau
Opening hours
Mon
09:00 - 12:00, 13:00 - 17:00
Tue
09:00 - 12:00, 13:00 - 17:00
Wed
09:00 - 12:00, 13:00 - 17:00
Thu
09:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.475.580
Founded
2008 · 18 years
Last commercial register change
February 3, 2026
Employees
1 to 10

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