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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureHorticulture & LandscapingRombachLehnert AG
Lehnert AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the planning, design, maintenance and equipment of gardens, particularly with water features such as natural pools, swimming ponds and pools. This also includes the sale of accessories and water care products, as well as the implementation of gardening and pond maintenance work.

AI-generated
Offering

Products & services

Industry:Horticulture & Landscaping
✓ Offered12
Garden planning
Garden planning with advice and support, from ideas and sketches to specific garden plans; planning of architecture, fittings and planting.
Garden consultation
Garden consultation for private garden projects, with expert guidance and support in developing ideas and implementing them in the garden.
Garden construction
Garden construction for individual outdoor spaces, with design and realisation of gardens as living spaces according to needs and project requirements.
Garden care
Garden care for ongoing support of gardens, so facilities stay healthy and beautiful; including seasonal care and suitable equipment.
Natural pool
Natural pools as bathing facilities with biologically purified water, including planning, implementation, maintenance and care of the facility.
Swimming pool
Swimming pools for the garden, technically tailored to the project and needs, with planning, installation, maintenance and care.
Swimming ponds
Swimming ponds as garden bathing facilities, with planning, implementation and regular maintenance and care of the facility.
Pond and Pool Center
Specialist retail for the construction and care of natural pools, swimming ponds, swimming pools, garden ponds and water systems.
Online shop
Online shop for water care products, pool care, pond care, aquatic plants and water lilies, with advice and the option to order.
Pool and pond care
Pool and pond care with water care products, cleaning equipment, automatic floor cleaners and maintenance accessories.
Pool materials
Pool materials for the construction and technical equipment of water systems, available directly at the pond and pool center.
Pool equipment
Pool equipment for technical and functional add-ons for pools and water systems, available through specialist retailers and online.
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4.5/5

Lehnert AG

Trust & reputation

ranQ Trust Score of Lehnert AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Lehnert AG scores 84.0 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.76.824%
  • 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.92.510%
  • 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.95.08%
Lehnert AG scores 92.3 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.82.07%
Lehnert AG 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%
Lehnert AG scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lehnert AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.6 out of 5 stars from 37 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
4.6
of 5

Aggregated from 37 reviews across all connected sources

Sources
GGoogle4.637
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Alte Stockstrasse 8
5022 Rombach
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
09:00 - 12:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.604.983
Founded
1987 · 39 years
Last commercial register change
December 14, 2022
Employees
21 to 50
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.
100.0
6%
  • 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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