ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsMuttenzOppenheim Architecture + Design Europe LLC
Oppenheim Architecture + Design Europe LLC Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the architecture and design of buildings and projects, including residential, commercial and industrial buildings, resorts, museums and other facilities. The company offers services such as design, planning, project management and technical consulting and has branches in various countries, including the USA, Switzerland and Albania.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered4
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.1/5

Oppenheim Architecture + Design Europe LLC

Architecture
Architecture for residential, commercial, hospitality, public-works and renovation projects; context-driven design, building and spatial design, project-specific development.
Master planning
Master planning for larger areas and development zones; urban concepts and comprehensive spatial planning for mixed-use and resort or district developments.
Interior design
Interior design for buildings and spaces; design of interior spaces in collaboration with architecture, materiality and the user experience.
Urban planning and district development
Urban planning concepts and district developments for residential, mixed and special uses; planning of larger development structures and development areas.
Trust & reputation

ranQ Trust Score of Oppenheim Architecture + Design Europe LLC: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Oppenheim Architecture + Design Europe LLC scores 56.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.73.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.35.310%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Oppenheim Architecture + Design Europe LLC scores 86.7 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.70.07%
Oppenheim Architecture + Design Europe LLC scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Oppenheim Architecture + Design Europe LLC scores 100.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Oppenheim Architecture + Design Europe LLC reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Oppenheim Architecture + Design Europe LLC has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Oppenheim Architecture + Design Europe LLC in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Oppenheim Architecture + Design Europe LLC by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Oppenheim Architecture + Design Europe LLC to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Kirchplatz 18
4132 Muttenz
Opening hours
Mon
08:30 - 18:30
Tue
08:30 - 18:30
Wed
08:30 - 18:30
Thu
08:30 - 18:30
Fri
08:30 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-115.290.675
Founded
2009 · 17 years
Last commercial register change
June 29, 2023
Employees
11 to 20
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.88.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    AA
    ARS Architektur AG
    Münchenstein
    FA
    ffbk Architekten AG
    Münchenstein
    AA
    Ardiba AG
    Zunzgen
    R+
    Rosenmund + Rieder Architekten AG
    Liestal
    AN
    atelier NP GmbH
    Münchenstein
    SS
    Schwob, Sutter, Architekten AG
    Liestal
    SR
    Sentido Raum & Gestaltung Alex Sparvieri
    Allschwil
    AA
    APS-Design André Schneider
    Arlesheim