Insights

Managed Services Potential cross-sell of comprehensive unified communications and managed services to consolidate client communications, leveraging their experience in design, implementation and after-sales support to deepen stickiness with existing customers.

International Reach Position Ostertag DeTeWe as a global partner through Ostertag Group and strategic partnerships to pursue international client deployments, expanding opportunities in multinational organizations seeking consistent telecommunication solutions.

Financing Benefit Highlight financing options as a differentiator to win deals where budget constraints exist, offering flexible procurement paths for unified communications projects and managed services.

Tech Stack Fit Leverage familiarity with OpenScape suites and HP Enterprise infrastructure to target mid-market enterprises already invested in these technologies or seeking upgrade paths, plus integration-ready capabilities for complex environments.

Mid-Market Target With revenue in the lower mid-market range and a customer base of 51-200 employees, pursue growth by highlighting scalable UC/UCaaS, ITIL-aligned support, and 24/7 post-sale services to mid-sized firms mimicking peers in similar revenue brackets.

Similar companies to Ostertag DeTeWe

Ostertag DeTeWe Tech Stack

Ostertag DeTeWe uses 8 technology products and services including Microsoft SharePoint, WordPress, Cookiebot, and more. Explore Ostertag DeTeWe's tech stack below.

Ostertag DeTeWe's Email Address Formats

Ostertag DeTeWe uses at least 2 email formats:
Ostertag DeTeWe Email FormatsExamplePercentage
First.Last@detewe.deJohn.Doe@detewe.de
100%
First.Last@ostertagdetewe.deJohn.Doe@ostertagdetewe.de
100%

Frequently Asked Questions

What is Ostertag DeTeWe's phone number?

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

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

How much revenue does Ostertag DeTeWe generate?

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As of August 2026, Ostertag DeTeWe's annual revenue is estimated to be $10M - $25M.

What is Ostertag DeTeWe's NAICS code?

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Ostertag DeTeWe's NAICS code is 517 - Telecommunications.

How many employees does Ostertag DeTeWe have currently?

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As of August 2026, Ostertag DeTeWe has approximately 190 employees across 1 continents, including Europe. Key team members include Head Of Cloud- Carrier- & Vendor Management: T. H., Information Technology Director: S. H. and Leiter Field Service: L. K. Explore Ostertag DeTeWe's employee directory with LeadIQ.

What industry does Ostertag DeTeWe belong to?

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Ostertag DeTeWe operates in the Telecommunications industry.

What technology does Ostertag DeTeWe use?

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Ostertag DeTeWe's tech stack includes Microsoft SharePoint, WordPress, Cookiebot, SAP, Amazon Simple Email Service, WhatsApp Business, ServiceNow and Microsoft Teams.

What is Ostertag DeTeWe's email format?

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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?

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Ostertag DeTeWe was founded in 1995.
Ostertag DeTeWe logo

Ostertag DeTeWe

TelecommunicationsNorth Rhine-Westphalia, Germany51-200 Employees

Ostertag DeTeWe is a mid-sized telecommunications company based in Düsseldorf, North Rhine-Westphalia. It focuses on delivering tailored, integrated communications solutions to clients worldwide around the clock, supported by end-to-end managed services and after-sales support. As part of the Ostertag Group, it leverages strategic partnerships to extend its international service reach.

The firm targets business customers needing reliable, scalable communications and collaboration capabilities, addressing the lifecycle from advisory to deployment and ongoing support. It positions itself in the telecommunications industry as a provider of comprehensive managed services for communications technologies, including planning, design, implementation and integration. Its international reach is facilitated by its group affiliation and partnerships, enabling cross-border delivery of services.

Section iconCompany Overview

Phone number
NAICS Code
517 - Telecommunications
Founded
1995
Employees
51-200

Section iconFunding & Financials

  • $10M - $25M

    Ostertag DeTeWe's revenue is estimated to be in the range of $10M - $25M

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