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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryIndustryMechanical Engineering IndustryAesch BlLUMAC AG
LUMAC AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

LUMAC AG provides maintenance and overhaul services for machine tools, including machine overhauls, scraping, spindle reconditioning, grinding and assembly work. The company also carries out on-site machining (drilling, turning, milling), lapping and machine transport services.

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Products & services

Industry:Mechanical Engineering Industry
✓ Offered7
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4.1/5

LUMAC AG

Machine overhaul
Overhaul of machine tools, устранing mechanical and electrical problems, scraping tool carriages, revision of standard CNC and conventional machines, and machine transports.
Mobile machining
Mobile drilling, turning, spindle and milling work, flange turning, honing and metal spraying directly on-site on machines and components, without disassembly.
Spindle overhaul
Overhaul of tool spindles of all makes, including repair instead of a replacement spindle, at the Roggliswil site with a new hall and specialised infrastructure.
Scraping work
Scraping of bushes, machine geometry and touch-pieces, re-scraping of guideways, and grinding and scraping of protective plates for precise machine surfaces.
Grinding work
Grinding of workpieces in the micro range, machining of shafts, polygonal shapes and crankshafts, and restoration of original dimensions by hard chrome plating.
Assembly work
Assembly of products in Roggliswil or at the customer’s site, including turning, drilling, milling as well as surface and round grinding in the in-house workshop.
Lapping
Measurement and lapping of gauge plates, granite squares and measuring angles; post-processing with reports for DIN tests and on-site or in-workshop service.
Trust & reputation

ranQ Trust Score of LUMAC AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

LUMAC AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
LUMAC AG scores 84.8 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.89.612%
  • 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%
LUMAC AG scores 83.3 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).83.322%
LUMAC AG scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

LUMAC AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Im Augarten 4
4147 Aesch Bl

At a glance

Legal form
Corporation
UID
CHE-277.688.403
Founded
2015 · 11 years
Last commercial register change
November 16, 2020
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.
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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