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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesCall CentersZurichTELAG AG
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TELAG AG

Summary

About the company

The company provides contact center services, including inbound customer care, outbound telemarketing, technical helpdesks, whistleblowing, compliance, retail service and omnichannel customer service. The core activity is to enable customer contacts through various communication channels and offer high-quality services in these areas.

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Offering

Products & services

Industry:Call Centers
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Customer Care
Customer care and customer communication across all channels, inbound customer service, first contact resolution, overflow and full outsourcing, including for complex topics and multilingual support.
Healthcare
Care for medical target groups, market development, patient support in 29 languages, appointment scheduling for field sales, service line and market research for pharmaceuticals, diagnostics, nutrition, dental, medical technology and rehab/care.
eCommerce
Customer service for online customers via email, phone and chat, support with orders, cross- and up-selling, complaint management, live chat and real-time support.
Billing Services
Accounts receivable management, invoicing, payment allocation, debt collection, reminders, debt enforcement proceedings, telephone directory assistance and invoicing services; also outsourcing of individual tasks or the entire process.
Technical Helpdesk
Technical customer support for web applications, hardware and software, including troubleshooting, information and help lines, 24/7 availability and support in four languages.
Reviews

Aggregated rating

Aggregated rating
3.9
of 5

Aggregated from 36 reviews across all connected sources

Sources
GGoogle3.936
★TrustpilotSoon
PProvenExpertSoon

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Location

Hardturmstrasse 101
8005 Zurich
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-107.304.832
Founded
1959 · 67 years
Last commercial register change
June 26, 2026
Employees
101 to 500

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