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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesElectricianBischofszellPezag AG
Pezag AG Logo
Verified· 6 sourcesOwner confirmed
Last updatedOctober 22, 2026

Contact

Summary

About the company

Pezag AG ist ein Unternehmen für Elektrotechnik und damit verbundene Dienstleistungen und bietet Elektroplanung und -installation, Gebäudeautomation, Schaltschrankbau sowie Photovoltaiklösungen an und führt Service und Reparaturen von Haushaltgeräten durch.

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Service area

Market presence

Brands of the company

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Trust Score4.6/5

Pezag AG

pezag24 Logo

pezag24

Brand of the company

pezag24 is an online shop for household appliances and accessories. The range includes large appliances such as washing machines, tumble dryers, ovens, refrigerators, range hoods, cooktops and dishwashers as well as small appliances, coffee machines, vacuum cleaners, lawn robots and photovoltaic systems.

pezag24.chView profile
Offering

Products & services

Industry:ElectricianPhotovoltaicsOnline shopElectronics store
✓ Offered9
Electrical installation
Electrical installations for new builds and conversions, service and maintenance work in single-family homes, apartments, office, administration, industrial, hotel, catering and school buildings.
Control cabinet manufacturing
Custom-built control cabinet configurations with 3D layout; control cabinets, low-voltage main distribution boards, main and sub-distribution boards, and control cabinet series.
Photovoltaics
Design and installation of photovoltaic systems for buildings; mounting on pitched roofs, integrated installation and flat-roof mounting, tailored to consumption and building conditions.
Electrical design
Electrical design for electrical installations in residential, commercial and industrial buildings; including BIM, lighting calculation, energy efficiency, universal cabling systems and charging solutions for e-mobility.
Hardware Engineering
Hardware concepts for control cabinets, systems and machines; consulting, planning, customer-specific guidelines, 3D production documents, electrical schematics, thermal calculations and documentation.
Automation
Automation for buildings and systems; installation of devices, machines and systems, process control, control cabinet configurations, and digital regulation of infrastructure.
Industrial electrical installation
Electrical installation and commissioning of production systems on site; supervisor cabling, I/O tests, parameterisation, production support, optimisation and acceptance.
Energy
Advisory, design and implementation of systems in the field of renewable energy; linked on the website with photovoltaics and comprehensive energy solutions.
Household appliances
Sales, service and repairs of household appliances; repairs also for devices not purchased, regular service, as well as showroom and online shop.
Expertise

Expert

PA
Philipp Aeberhard
Head of Energy / Member of the Executive Board
Trust & reputation

ranQ Trust Score of Pezag AG: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 100% · As of November 2026

Pezag AG scores 84.9 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.73.524%
  • 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.100.08%
Pezag AG scores 94.3 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.90.07%
Pezag AG scores 98.3 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).98.322%
Pezag AG scores 41.2 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 35.65.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.10

Pezag AG reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.5 out of 5 stars from 58 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 58 reviews across all connected sources

Sources
GGoogle4.558
★TrustpilotSoon
PProvenExpertSoon

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

Common questions

Answers

Can Pezag AG build switchgear solutions to measure?
Yes, switch cabinet construction is one of the core services. Pezag AG manufactures customized switch cabinet assemblies with 3D layout, including control cabinets and distributions. Serial solutions are also possible.
Does Pezag AG also support electrical planning and building automation?
Yes, Pezag AG handles electrical planning for residential, commercial and industrial buildings. In addition, solutions for building automation, lighting, energy efficiency and e-mobility are planned. This creates functional and future-proof systems.
What electrical installations does Pezag AG undertake?
Pezag AG plans and implements electrical installations for new buildings and renovations. This includes projects in single-family houses, apartments, as well as in office, industrial, hotel and school buildings. Service and maintenance work are also undertaken.
Does Pezag AG offer photovoltaic solutions for existing buildings?
Yes, Pezag AG designs and installs photovoltaic systems for different types of buildings. Depending on the situation, roof-mounted, integrated, or flat-roof installations are possible. The solution is tailored to consumption and the architectural conditions.
What services does hardware engineering include?
In hardware engineering, Pezag AG develops custom concepts for control cabinets, systems and machines. This includes consulting, planning, 3D manufacturing documents, electrical diagrams, thermal calculations and documentation. Internal guidelines and requirements are also taken into account.
Does Pezag AG also install battery storage systems?
Yes, Pezag AG offers photovoltaic systems with suitable battery storage. This allows excess solar power to be stored and later used, for example in the evening or at night.
Does Pezag AG offer charging infrastructure solutions?
Yes, Pezag AG plans and installs custom charging infrastructure solutions for individuals, companies and properties. Local conditions and the respective charging needs are taken into account.
Press

Media

July 6, 2025Media
Haushaltgeräte wechseln den Besitzer
tagblatt.ch
Media
Die Pezag Elektro AG wächst
bischofszell.ch
Media
Perspektivenwechsel
bischofszell.ch
Credentials

Certifications & memberships

https://www.eit.swiss/de/
https://www.vsas.ch/
Knowledge

Articles about Pezag AG

3 articles
5 min read

How does Elektroplanning with BIM advance owners?

What we repeatedly notice at Pezag AG in practice: the greatest benefit occurs not on the construction site, but much earlier in the planning. By cleanly defining cables, connections and reserves in the model, pressure in the execution is relieved and detours are avoided. This was crucial in the Schulbau Weitsicht project in Märstetten.

November 1, 2026·Read article
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Contact

Location

Eichenstrasse 3
9220 Bischofszell
Opening hours
Mon
07:30 - 11:30, 13:30 - 17:00
Tue
07:30 - 11:30, 13:30 - 17:00
Wed
07:30 - 11:30, 13:30 - 17:00
Thu
07:30 - 11:30, 13:30 - 17:00
Fri
07:30 - 11:30, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-342.806.329
Founded
1991 · 35 years
Last commercial register change
September 16, 2024
Employees
51 to 100

Active throughout Switzerland

  • AGAargau
  • AIAppenzell Inner Rhodes
  • ARAppenzell Outer Rhodes
  • SHSchaffhausen
  • SGSt. Gallen
  • TGThurgau
  • ZHZurich
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%
    • 5 min read

    Why professional electrical engineering from planning to service is essential

    For clients and companies, this means: those who plan early save interfaces later and make the system more flexible for new technology. This is where Pezag AG, based in Bischofszell, starts, from professional electrical planning to on-site implementation.

    October 29, 2026·Read article
    4 min read

    How a Photovoltaic Consultation before the Offer Prevents Mistakes

    Especially before the first offer, it becomes clear whether a project is well planned or just quickly calculated. In Pezag AG’s practice, the crucial question is not first the price, but whether the system fits roof, building connection and usage.

    September 26, 2026·Read article
    Full methodology