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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustrySeftigenTelma AG
Telma AG Logo
Verified· 4 sources

Telma AG

Summary

About the company

Telma AG is a competence centre for industrial electronics offering custom electronic solutions including consulting, product development, industrialisation, manufacturing and life-cycle management. The company also supplies proprietary products such as leak detectors, optical warning systems, water-disinfection units, level controllers and transducers, and provides EMS/contract manufacturing as well as testing and maintenance services.

AI-generated
Offering

Products & services

Industry:Electrical Industry
✓ Offered12
Customer-specific electronics
Consulting, development, industrialisation, manufacturing, maintenance and life-cycle management for customer-specific electronics; including prototypes, documentation, test systems and series launch.
EMS contract manufacturing
Contract manufacturing for electronic assemblies with AVOR/PPS, procurement, SMD and THT assembly, soldering, assembly, wiring, testing and maintenance.
Analysis and redesign of electronic control
Analysis and redesign of electronic control units, with optimisation of function, application and costs as well as functional extensions, reengineering and replacement of obsolete components.
Initial consultation for electronics projects
Initial consultation for electronics projects, showing technical options, cost-saving potentials, requirements specification, performance definition and cost breakdown.
Product development
Product development with circuit design, PCB layout, software development, prototypes, system tests, field tests and technical documentation.
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Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle4.73
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 27, 2021Media
Telma AG Seftigen - Neuer Standort und neuer Chef
bernerzeitung.ch
July 26, 2021Media
Telma mit Umzug und bevorstehendem Generationenwechsel
technische-rundschau.ch

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Location

Telmaweg 2
3662 Seftigen
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.809.552
Founded
1975 · 51 years
Last commercial register change
August 5, 2025
Employees
11 to 20

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