OpenProject

openproject.org

information technology & services

openproject.org

Berlin, Berlin, Germany

11-50 employees

6000000 revenue

LinkedIn Profile

About OpenProject

project management, team collaboration, b2b enterprise software, open source, software development, workflow customization, self-managed software, security & privacy, project planning, issue tracking, open source software, enterprise edition, open source project management, project portfolio management, agile project management, universities, education & research, public & governmental organizations, consulting, cost reporting

OpenProject's Tech Stack

AI/ML

Marketing

Semrush

Decision Makers at OpenProject

3 contacts

Wieland Lindenthal

CTO / Co-founder

w***@openproject.com Sign up to view

Birthe Lindenthal

Co-Founder and CMO

b***@openproject.com Sign up to view

Niels Lindenthal

Founder and CEO

n***@openproject.com Sign up to view

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21 technologies detected · 3 decision makers · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

OpenProject's Position in the StackWho Database

• OpenProject is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 5,207 companies in Berlin are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as OpenProject).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does OpenProject use?

OpenProject uses Amazon CloudFront, Route 53, Postmark, Gmail, Amazon Elastic Load Balancer, Google Apps, and 15 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at OpenProject?

StackWho has verified email addresses for 3 decision makers at OpenProject. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach OpenProject directly for sales, recruiting, or partnerships.

What industry is OpenProject in?

OpenProject operates in the information technology & services industry, headquartered in Berlin, Berlin, Germany. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export OpenProject's contact data?

Yes. StackWho Pro members can export decision maker contact data for OpenProject and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.