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We solve your data and research problems

We provide expert-driven, flexible research and data solutions tailored to the unique needs of journalists, NGOs, and civil society organizations. Powered by OpenAleph, our versatile open-source search tool, we ensure fast and efficient investigations. Bring us in on your project like an in-house team or outsource individual tasks to us so that your team can focus on getting the most out of the story.

Search the public DARC.ZONE

  • 199m entities
  • 644 datasets
  • 138 countries
  • 1.5m documents

Get the most out of your own material

  • Upload your own documents and cross-reference against our catalog
  • A private workspace on darc.zone, shared with your team, from €200/month
  • For full flexibility get your own OpenAleph server, securely hosted and managed by us

See our offer

Hire us for your project or reserve monthly hours

  • Asset tracing: companies, property, ships, planes
  • Tracking down people, networks and website owners
  • Finding, scraping and analysing hard-to-get data
  • Trainings, workshops and hackathons

Our services

See some of the work we're proud of

Meet the team

Updates

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What we do

Comprehensive Research

A global team with local expertise, we deliver context-driven solutions.

  • Tracking assets – real estate, ships and planes, corporate record retrieval
  • Locating people, contacts and social networks
  • Acquiring and analyzing import/export data
  • Investigating website ownership and affiliations
  • Geolocating images and videos

DARC.ZONE and OpenAleph

Our open source tool OpenAleph, the software behind DARC.ZONE, simplifies large-scale document and data search.

  • Setting up and managing your organization's own OpenAleph infrastructure
  • Securing access to reference datasets
  • Developing custom OpenAleph features tailored to your team’s needs
  • Providing technical support, onboarding and training

Data & Tooling

We build the technology you need to get the most out of leaked data and scraped information.

  • Data cleaning, analysis and interpretation
  • Sourcing, requesting and scraping hard-to-find datasets
  • Offering easy and secure ways to store and share large amounts of data

Project Management & Collaboration Support

We bring decades of experience managing cross-border, cross-newsroom investigations.

  • Equipping you with tools for knowledge and project management
  • Sharing real-world insights from complex collaborative investigations
  • Consulting on best practices for sensitive communication and security

Trainings, Workshops & Events

Below are some of the hands-on training sessions and workshops that we've run in the past.

  • OSINT techniques: crypto currency tracing, tracking ships and planes, finding people with minimal clues
  • Data techniques: using AI in investigations, command line for journalists, pulling data from documents
  • Hackathons for 30+ people focused on building investigative tooling
  • Multi-week, in-depth research and data fellowships

Get in touch

Who we are

Our team has decades of combined experience in investigative journalism and developing research tools and software. Our founders Karina, Simon and Jan have worked on multiple award-winning, cross-border, cross-newsroom investigations with Norddeutscher Rundfunk, the Organized Crime and Corruption Reporting Project and CORRECTIV.

With our core team and trusted network of collaborators, we can easily scale to meet the demands of any project.

Our Team

  • Karina Shedrofsky

    Karina Shedrofsky she/her

    Director of Research

    Karina enables impactful investigations as DARC's Director of Research, driven by a passion for tracking elusive individuals and leveraging open-source data to uncover hidden connections. Before joining DARC, Karina spent eight years at OCCRP, where she co-led the research and data team, helping journalists track people, companies, and assets across the globe. Her research contributed to numerous award-winning investigations and major cross-border projects, including Dubai Unlocked, the Russian Asset Tracker, Paradise Papers, FinCEN Files and OpenLux. Prior to OCCRP, Karina worked at USA Today, covering health and key issues in the 2016 U.S. presidential election. She is a graduate of the Philip Merrill College of Journalism at the University of Maryland.

    Email LinkedIn

  • Simon Wörpel

    Simon Wörpel he/him

    Director of Technology

    Simon leads the investigative tooling development, including OpenAleph, as DARC's Director of Technology. In mid-2023, Simon founded DARC's predecessor, the independent tech organization investigativedata.io. Prior to that, he helped various newsrooms and research teams across Europe to find stories in leaked data and built data pipelines for investigative research. From 2015 to 2019 he worked as a data journalist and newsroom developer at the German non-profit investigative newsroom CORRECTIV. There he built document databases and security infrastructure for award-winning, cross-border and cross-newsroom investigations like The CumEx Files, Grand Theft Europe or Wem gehört Hamburg. Simon attended journalism school, still writes actual texts (rarely) and was recognized by Medium Magazine as one of the "Top 30 until 30" journalists.

    Email Website LinkedIn

  • Jan Strozyk

    Jan Strozyk he/him

    Director of Data and Journalism Projects

    Jan's interest lies in the convergence of technology and investigative journalism, where he contributes to shaping the future of reporting as DARC's Director of Data and Journalism Projects. Before launching DARC, Jan served as the Chief Data Editor at OCCRP, where he co-led the research and data team. Jan's journalism career took off as reporter in the investigative department of Germany's public broadcaster Norddeutscher Rundfunk, contributing to groundbreaking exposés like the Luxembourg Leaks, Panama Papers, Russian Asset Tracker, and FinCEN Files. His outstanding work earned him the European Press Prize, the German Television Award (Deutscher Fernsehpreis), and he was recognized by Medium Magazine as one of the "Top 30 until 30" journalists.

    Email LinkedIn

  • Alexandra Ștefănescu

    Alexandra Ștefănescu she/them

    Senior Developer

    Alex is an open-source developer working on investigative tooling, including OpenAleph. She is the CTO of the digital rights advocacy non-profit Asociația pentru Tehnologie și Internet and has served as the CTO of the civic rights non-profit Code for Romania in the past. Before joining DARC, she was part of the Aleph development team at OCCRP. She believes in putting technology in the service of society. She writes essays (and articles) as much as she writes code. In order to keep up with her colleagues' mentions of the number 30, she would like to note she's on the Romanian Forbes "30 under 30" list.

    Email Website LinkedIn

  • Shenya De Silva

    Shenya De Silva she/her

    Investigative Data Engineer

    Shenya works for DARC as an investigative data engineer, focused on making complex datasets accessible and uncovering insights from them. This means the DARC Data Library is about to get a lot bigger and better. After working in wildlife conservation and welfare, as well as in product development and consulting, she transitioned into building data-driven systems. Before joining DARC, at the Museum für Naturkunde, she contributed to a project extracting extirpated species data from research papers, bridging ecological knowledge with modern data techniques.

    Email LinkedIn

  • Gabriele Di Donfrancesco

    Gabriele Di Donfrancesco he/him

    Business Development and Investigations Fellow

    Gabriele joins DARC through the Erasmus for Young Entrepreneurs initiative. He is a freelance investigative journalist who combines OSINT, collaborative journalism, and traditional reporting techniques to shed light on environmental and white-collar crime, supply chains, and building speculation. He contributes to local and national news outlets in Italy, including RomaToday, IRPI, Domani, and RAI Radio, after years of writing for La Repubblica. His work has also been published in the US, UK, Germany, Spain, Poland, and France. He has never won a prize (yet!), but he does know how to make a good espresso.

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Our Advisors

Emma Prest is a strategist in public interest journalism who led OCCRP’s data, tech, and research teams and previously served as Executive Director of DataKind UK.

Khadija Sharife is an investigative writer and former OCCRP senior investigator known for her work on global corruption, illicit finance, and environmental injustice.

Simon Willnauer is the Co-Founder of Elastic and former Tech Lead for Elasticsearch, with deep expertise in distributed systems, search functionality, and open source infrastructure.

Friedrich Lindenberg is the founder of OpenSanctions and creator of Aleph, with a long track record of building open source tools for investigative journalism at OCCRP and beyond.

Jonathan Soma is a data journalist, educator, and programmer who teaches at Columbia University’s Journalism School and has collaborated with ProPublica, The New York Times, and WNYC.

Become part of it

We're always looking to build new connections. Whether you're interested in collaborating or joining our network, email us at hi@investigativedata.org

Contact

Write us an E-Mail · Find us on LinkedIn · Find us on GitHub

Impressum

Inhaltlich verantwortlich i. S. d. § 18 Abs. 2 MStV

Karina Shedrofsky, Jan Strozyk, Simon Wörpel
IDIO Daten Import Export GmbH
Gottschedstr. 4
13357 Berlin (Germany)

REGISTERED
Berlin (Charlottenburg) HRB 252764

MANAGING DIRECTORS
Karina Shedrofsky, Jan Strozyk, Simon Wörpel

VAT ID
DE361014839

Credits

FONTS Sligoil by Ariel Martín Pérez, Inter by Rasmus Andersson
DESIGN Nina Bender
EMOJIS designed by OpenMoji – the open-source emoji and icon project. License: CC BY-SA 4.0
FUNDING investigraph was funded by Media Tech Lab Bayern, Secure Research Hub was funded by MIZ Babelsberg