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Open-Xchange

Other B2B Software · Cologne, Germany · Founded 2005

Creators of communication, collaboration and office productivity software for service providers MoreLess

Open-Xchange is a leading provider of secure and private communication solutions, catering primarily to businesses and service providers. The company operates in the software and IT services market, offering a suite of products that include email, collaboration tools, and DNS services. Open-Xchange's core products are designed to ensure high standards of privacy and security, addressing the growing demand for secure communication in the digital age. The company generates revenue through a subscription-based model, where clients pay for access to its software solutions and services. Open-Xchange also runs a public bug bounty program to enhance the security of its products, incentivizing external researchers to identify and report vulnerabilities. The company's commitment to privacy and security is evident in its adherence to stringent industry standards and its proactive approach to vulnerability management.

Keywords: secure communication, private email, collaboration tools, DNS services, software solutions, IT services, subscription model, bug bounty, privacy standards, vulnerability management.

Valuation $0–100M
Revenue $50–100M
Headcount 100–500
Total funding $50–100M
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Open-Xchange and the history behind them.

Talent graph

Open-Xchange's talent

Book a demo to see the people
Team profiled 29 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

5 investors on Open-Xchange's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Series A 3 investors entered at this stage
BayTech Venture Capital
eCAPITAL
Bavarian SME Equity Investment Company
Series B+ 2 investors entered at this stage
United Internet Ventures
IRIS

Global footprint

Where Open-Xchange has talent and traffic

Workforce by country
11 countries with
team presence
🇩🇪 Germany59.6%
🇺🇸 United States13.2%
🇫🇷 France5.9%
🇪🇸 Spain5.2%
🇫🇮 Finland3.7%
Top 5 of 11 shown
Web traffic by country
27K monthly visits
across markets
🇩🇪 Germany47.8%
🇺🇸 United States9.3%
🇬🇧 United Kingdom6.7%
🇮🇳 India4.1%
🇯🇵 Japan4.1%
Top 5 markets shown

Market sentiment

What the market is saying about Open-Xchange

An AI-synthesized read of the highest-engagement posts about Open-Xchange on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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