Insights

Unified comms Potential to expand unified communications adoption across clients by leveraging DeTeWe's experience in design and integration of communication technologies, including Microsoft Teams and SAP-backed workflows, to drive collaboration and efficiency for international deployments.

Managed services Cross-sell comprehensive managed services, from consulting to implementation and post-sales support, wrapping in financing options to reduce buyer friction and lock in long-term partnerships.

International reach Leverage Ostertag Group affiliations to pitch scalable, 24/7 global support and cross-border deployments, appealing to mid-market firms seeking consistent service levels across regions.

Tech stack leverage Highlight capabilities around familiar platforms (Microsoft 365, SharePoint, Teams, ServiceNow, SAP, WordPress) to align with potential clients already invested in these ecosystems, enabling faster ROI demonstrations.

Financial footing Position as cost-effective partner with financing options and a mid-sized revenue profile to attract SMEs and growing companies seeking affordable, predictable IT/telecom modernizations.

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@ostertagdetewe.deJohn.Doe@ostertagdetewe.de
100%
First.Last@detewe.deJohn.Doe@detewe.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 October 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 October 2026, Ostertag DeTeWe has approximately 188 employees across 1 continents, including Europe. Key team members include Head Of Cloud- Carrier- & Vendor Management: T. H., Head Of Business Development: B. W. and Information Technology Director: S. H. 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@ostertagdetewe.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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