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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryRetail & CommerceAuto Repair ShopsButtwilSWISS HIGH-PERFORMANCE ENGINEERING GMBH
SWISS HIGH-PERFORMANCE ENGINEERING GMBH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

SWISS HIGH-PERFORMANCE ENGINEERING GMBH provides engine services, engine construction and performance upgrades including engine electronics, superchargers and turbochargers. The company operates a chassis dynamometer and engine test bench, performs Swiss/EU homologation and emissions/noise/dynamics testing, and offers in‑house design and manufacturing (CAD, CNC, welding) as well as electric and hybrid drive development.

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Offering

Products & services

Industry:Auto Repair Shops
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4.2/5

SWISS HIGH-PERFORMANCE ENGINEERING GMBH

✓ Offered7
Performance upgrade
Performance upgrades for vehicles with electronics, compressors and turbochargers; tuning on roller and engine test stands, designed for power delivery and durability.
Exhaust systems
Exhaust systems for vehicles, including fabrication of exhaust manifolds, complete exhaust systems and re-manufacturing of parts; tuned for test stand and CH checks.
Roller test stand
Roller test stand with SuperFlow all-wheel roller dynamometer for measuring performance, initial diagnostics, tuning and testing of vehicles.
Engine test stand
Engine test stand from borghi & saveri for testing, development and individual adjustments; used for performance upgrades and for power and/or quality measurements.
Engine building
Engine service for partial overhauls, complete rebuilds and engine development; also engine revisions, engine assembly and tuning on the test stand.
Classics
Work on vintage vehicles as well as classic road, sports and race cars; engine and drivetrain work, exhaust systems, vehicle electrics and CH checks.
Design & manufacturing
Design and manufacturing of components in-house; CAD design, CNC machining from solid, 3D scanning for integration or reverse engineering, as well as welding.
Trust & reputation

ranQ Trust Score of SWISS HIGH-PERFORMANCE ENGINEERING GMBH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

SWISS HIGH-PERFORMANCE ENGINEERING GMBH scores 77.7 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.65.024%
  • 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.100.010%
  • 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.88.08%
SWISS HIGH-PERFORMANCE ENGINEERING GMBH scores 72.3 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.75.012%
  • 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%
SWISS HIGH-PERFORMANCE ENGINEERING GMBH scores 85.0 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).85.022%
SWISS HIGH-PERFORMANCE ENGINEERING GMBH scores 45.7 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 35.45.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SWISS HIGH-PERFORMANCE ENGINEERING GMBH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.3 out of 5 stars from 52 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
4.3
of 5

Aggregated from 52 reviews across all connected sources

Sources
GGoogle4.352
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Seetalstrasse 6
5632 Buttwil
Opening hours
Mon
08:00 - 12:00, 13:15 - 18:00
Tue
08:00 - 12:00, 13:15 - 18:00
Wed
08:00 - 12:00, 13:15 - 18:00
Thu
08:00 - 12:00, 13:15 - 18:00
Fri
08:00 - 12:00, 13:15 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-270.897.199
Founded
2019 · 7 years
Last commercial register change
April 30, 2024
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.88.06%
  • 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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