Insights

International Service Capabilities Ostertag DeTeWe offers tailored, integrated communication solutions with international reach through its strategic partnerships and membership in the Ostertag Group, making it well-positioned to expand service offerings across borders.

Comprehensive Managed Solutions Their portfolio includes complete managed services like unified communications, consultation, design, and after-sales support, presenting opportunities to upsell additional communication and IT management solutions to existing clients.

Mid-Range Market Focus With revenue estimates between 10 million and 25 million and a workforce of up to 200 employees, the company targets medium-sized organizations, indicating potential sales opportunities for scalable, cost-effective communication technology upgrades.

Technology Stack Compatibility Ostertag DeTeWe employs technology such as Fortinet and Mitel, signaling prospects for promoting advanced cybersecurity and VoIP solutions, tailored to their existing infrastructure and client needs.

Growth and Expansion Potential Given their experience and recent news, there are opportunities to position new solutions in the telecommunications sector that enhance operational efficiency and support business transformation efforts across diverse industries.

Ostertag DeTeWe Tech Stack

Ostertag DeTeWe uses 8 technology products and services including Open Graph, RSS, Cookiebot, and more. Explore Ostertag DeTeWe's tech stack below.

Open Graph

Content Management System

RSS

Content Management System

Cookiebot

Cookie Compliance

MX Technologies

Data Security

MySQL

Database

jQuery

Javascript Libraries

Fortinet

Network Hardware

Mitel

Unified Communications

Ostertag DeTeWe Email Formats	Example	Percentage
First.Last@detewe.de	John.Doe@detewe.de	100%
First.Last@ostertagdetewe.de	John.Doe@ostertagdetewe.de	83%
First.Last@ostertagdetewe.de	John.Doe@ostertagdetewe.de	17%

Ostertag DeTeWe Email Formats

Example

Percentage

First.Last@detewe.de

John.Doe@detewe.de

100%

First.Last@ostertagdetewe.de

John.Doe@ostertagdetewe.de

83%

First.Last@ostertagdetewe.de

John.Doe@ostertagdetewe.de

17%

Frequently Asked Questions

Where is Ostertag DeTeWe's headquarters located?

Ostertag DeTeWe's main headquarters is located at 13 Schlattgrabenstraße Walddorfhäslach, Baden-württemberg 72141 Germany. The company has employees across 1 continents, including Europe.

What is Ostertag DeTeWe's phone number?

You can contact Ostertag DeTeWe's main corporate office by phone at

+49-30-4779****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Ostertag DeTeWe's official website and social media links?

Ostertag DeTeWe's official website is ostertagdetewe.de and has social profiles on LinkedIn.

What is Ostertag DeTeWe's NAICS code?

Ostertag DeTeWe's NAICS code is 517 - Telecommunications.

How many employees does Ostertag DeTeWe have currently?

As of March 2026, Ostertag DeTeWe has approximately 187 employees across 1 continents, including Europe. Key team members include Head Of Cloud- Carrier- &&vendor Management: T. H.It Director: S. H.Sap Application Manager: M. T.. Explore Ostertag DeTeWe's employee directory with LeadIQ.

What industry does Ostertag DeTeWe belong to?

Ostertag DeTeWe operates in the Telecommunications industry.

What technology does Ostertag DeTeWe use?

Ostertag DeTeWe's tech stack includes Open GraphRSSCookiebotMX TechnologiesMySQLjQueryFortinetMitel.

What is Ostertag DeTeWe's email format?

Ostertag DeTeWe's email format typically follows the pattern of First.Last@detewe.de. Find more Ostertag DeTeWe email formats with LeadIQ.

When was Ostertag DeTeWe founded?

Ostertag DeTeWe was founded in 1995.

Ostertag DeTeWe

Q: What is Ostertag DeTeWe's official website and social media links?

Ostertag DeTeWe's official website is ostertagdetewe.de. Ostertag DeTeWe has social profiles on LinkedIn.

Q: How many employees does Ostertag DeTeWe have currently?

Ostertag DeTeWe has approximately 187 employees.

Q: What technology does Ostertag DeTeWe use?

Ostertag DeTeWe's tech stack includes Linux, Open Graph, X-XSS-Protection, Avaya, Font Awesome.

Q: What is Ostertag DeTeWe's NAICS code?

Ostertag DeTeWe's NAICS code is 517 (Telecommunications).

TelecommunicationsBaden-württemberg, Germany51-200 Employees

Transform your business

DeTeWe Communications have many years of experience in delivering tailored, integrated solutions for their clients internationally 365 days a year, 24 hours a day. 

Their portfolio consists of:

• Complete managed services - including consultation, design, implementation and integration of effective communication technologies e.g. unified communications 
• After-sales support
• Financing 

As a member of the Ostertag Group and through our strategic partnerships, we can also offer these services internationally.

Insights

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Ostertag DeTeWe Tech Stack

Media & News

Ostertag DeTeWe's Email Address Formats