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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsLucerneIngenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz
Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company provides architectural and engineering services, particularly in the field of sustainable energy generation and efficiency. The core activities include: planning and execution of solar systems (photovoltaics), geothermal and air conditioning solutions, energy management and efficiency, building planning and execution, interior design and interior architecture, soundproofing and acoustics, and upcycling and renovation of buildings. Thus, the company offers a comprehensive range of services in the field of sustainable building and energy planning.

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Products & services

Industry:Architecture FirmsOwner's Representative
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3.8/5

Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz

✓ Offered10
Concept and execution planning
Design, planning, costing, building permit applications and delivery for new builds, conversions, extensions and renovations of residential and commercial properties.
Project and construction management
Project and construction management with clear leadership, intelligent site setup, cost and schedule control, and flexible implementation of technical solutions.
Owner's representation
Owner's representation in every project phase, including representation of interests, coordination and support of the project through to execution.
Photovoltaic systems
Advising, planning and installation of photovoltaic systems for single-family homes, multi-family homes, agricultural buildings, industrial buildings and solar carports.
3D scanning and reality capture
3D laser scanning, 3D models, virtual tours and 3D construction documentation for recording existing properties, construction sites and interiors.
Renovation and refurbishment from one source
Renovation and refurbishment of buildings, hotels, offices and retail fit-outs from one source, including plastering, painting, tiling and floor finishing works as well as replacement of building components.
Upcycling for hotel rooms
Preserve and enhance value with smartRepair, colour concepts, partial renovation and furniture refurbishment for hotel rooms, bathrooms and furnishings.
Interior architecture and interior design
Interior design for boutique hotels and commercial spaces, including ambience planning, furnishing, lighting, materials and colour concepts.
Quality documentation and quality management
Quality documentation, quality management and quality assurance with reports, interface coordination and a focus on schedule and cost reliability.
Air conditioning
Compact air-conditioning units without an outdoor unit for hotel rooms, office buildings and care homes, with cooling, heating, ventilation, dehumidification and central control.
Trust & reputation

ranQ Trust Score of Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz scores 52.5 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.54.224%
  • 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.27.910%
  • 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.78.08%
Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz scores 78.5 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.55.07%
Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ingenieurbüro - LAGO ARCHITEKTEN - Gottfried Lanz reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 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
3
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Schachenhof 1
6014 Lucerne
Opening hours
Mon
09:00 - 16:00
Tue
09:00 - 16:00
Wed
09:00 - 16:00
Thu
09:00 - 16:00
Fri
09:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-115.177.961
Founded
2009 · 17 years
Last commercial register change
December 23, 2020
Employees
1 to 10
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.67.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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