Insights

Strong Market Presence As Europe’s leading internet specialist and largest hoster under the United Internet Group, 1&1 Internet Development has a substantial customer base with 27 million fee-based contracts, indicating significant market penetration and potential for upselling advanced hosting and cloud solutions.

Growing Romanian Engineering Center With a dedicated team of 201-500 employees living and breathing cloud-native, microservices, and DevOps practices in Romania since 2003, the company is positioned to support scalable, innovative technology deployments, offering opportunities for tailored cloud integration and digital transformation services.

Technology-Driven Culture The company's adoption of modern tech stacks such as MongoDB, Angular, and Nginx, combined with its emphasis on cloud-native solutions and microservices, indicates readiness for enterprise-level cloud migration and modernization projects, presenting opportunities for technology service providers.

Financial Growth Potential Generating between $50M and $100M in revenue within the competitive web hosting and cloud services sector suggests room for expansion and new service offerings, especially in premium hosting, SaaS, and cloud infrastructure solutions tailored to their evolving customer needs.

Strategic Partnership Opportunities Leveraging their position within the United Internet ecosystem and diverse portfolio, there’s potential to forge partnerships around integrated cloud products, security solutions, and enterprise hosting, enhancing value propositions across their extensive customer network.

1&1 Internet Development Tech Stack

1&1 Internet Development uses 8 technology products and services including GitHub, XML, Postman, and more. Explore 1&1 Internet Development's tech stack below.

  • GitHub
    Communication And Collaboration
  • XML
    Data Management
  • Postman
    Data Management Platforms
  • Infor LN
    Enterprise Resource Planning
  • ISO/IEC 27001
    Governance, Risk And Compliance
  • Camunda
    Marketing Automation
  • Plesk
    Web Hosting
  • Apache HTTP Server
    Web Servers

1&1 Internet Development's Email Address Formats

1&1 Internet Development uses at least 2 format(s):
1&1 Internet Development Email FormatsExamplePercentage
First.Last@1and1.roJohn.Doe@1and1.ro
94%
First.Last@1and1.roJohn.Doe@1and1.ro
6%

Frequently Asked Questions

Where is 1&1 Internet Development's headquarters located?

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1&1 Internet Development's main headquarters is located at Calea Floreasca 246C, 16th floor - Skytower Building Bucharest, Bucharest 014476, RO. The company has employees across 4 continents, including EuropeAfricaAsia.

What is 1&1 Internet Development's official website and social media links?

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1&1 Internet Development's official website is ionos-group.com and has social profiles on LinkedIn.

What is 1&1 Internet Development's NAICS code?

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1&1 Internet Development's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does 1&1 Internet Development have currently?

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As of October 2025, 1&1 Internet Development has approximately 259 employees across 4 continents, including EuropeAfricaAsia. Key team members include Head Of Executive Staff: M. I.Head Of Development Romania Enterprise Cloud: L. P.Head Of Paid Products Development: A. L.. Explore 1&1 Internet Development's employee directory with LeadIQ.

What industry does 1&1 Internet Development belong to?

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1&1 Internet Development operates in the IT Services and IT Consulting industry.

What technology does 1&1 Internet Development use?

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1&1 Internet Development's tech stack includes GitHubXMLPostmanInfor LNISO/IEC 27001CamundaPleskApache HTTP Server.

What is 1&1 Internet Development's email format?

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1&1 Internet Development's email format typically follows the pattern of First.Last@1and1.ro. Find more 1&1 Internet Development email formats with LeadIQ.

When was 1&1 Internet Development founded?

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1&1 Internet Development was founded in 2003.
1&1 Internet Development

1&1 Internet Development

IT Services and IT ConsultingRomania201-500 Employees

IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve.
IONOS Romania is an Engineering Centre that lives and breathes technology.

Section iconCompany Overview

Headquarters
Calea Floreasca 246C, 16th floor - Skytower Building Bucharest, Bucharest 014476, RO
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2003
Employees
201-500

Section iconFunding & Financials

  • $1M$10M

    1&1 Internet Development's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    1&1 Internet Development's revenue is estimated to be in the range of $1M$10M

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