Plessas Experts Network

corporate and government

Internet Investigations and Training

Plessas Experts Network, Inc. informs, trains, researches, and consults on Open Source Intelligence (OSINT), internet technology, information extraction, security and worldwide internet usage. Let us help you navigate the languages and technologies of the internet.


(202) 684-8101



Custom technology training

Our training is tailored to our participants' needs, not one-size-fits-all. From beginner to advanced user, classroom or computer based training modalities, our courses, conference workshops and consultants keep pace with emerging communication technologies, research tools and the latest in Internet innovation. Our students acquire the skills to collect and apply open-source information (publicly available information recovered from internet research and analysis) for the unique needs and requirements of government and private-sector organizations. The expertise that Plessas Experts Network, Inc. offers in their customized training includes:

  • Investigation Techniques for Social Networking Sites

  • Investigation Techniques for the Dark or Hidden Web

  • Automated & Advanced Search

  • People Search

  • Operational Security for Investigators

  • Monitoring Twitter and other Social Media

  • OSINT Support for Cyber Investigations

  • OSINT Support for Virtual Currency Attribution

  • OSINT Support for Counter Terrorism

  • OSINT Support for other Intelligence Disciplines

  • Internet Search in Foreign Languages for the Non-Linguist

investigative services

Plessas Experts Network (PEN) investigators use cutting edge technologies and methodologies to bring internet cases to a solution.

PEN provides effective analysis with proven intelligence techniques and methodologies with our highly experienced, diverse network of skilled employees. We are part of your team, whether we are at your work site or delivering on-demand support, we are able apply our expertise seamlessly to tackle any sized project effort. Our highly experienced network of employees, comprised of subject matter experts with experience across the Intelligence Community (many with native or native-level foreign language expertise), provides us with the unique background and experience to readily provide analytic support in your organization. We have experts and linguists available with deep knowledge and cultural experience for the following languages: Arabic, Chinese, Dari, Farsi, French, Hausa, Hindi, Italian, Japanese, Kazakh, Korean, Kyrgyz, Mandarin, Pashto, Portuguese, Russian, Spanish, Ukrainian, Uzbek and more.

internet privacy and brand monitoring

Even with privacy settings in place, social media and search engines leak potentially exploitable data. Our experts will help you stay on top of the latest changes to privacy settings, offering our clients monitoring assistance and service for sensitive information about yourself, your business.

consultant services

Our analytical consulting services focus on our clients' most challenging investigative issues across all industries and locations. From social media to the Dark Web, engage our subject matter expertise and technical ingenuity for proven results. We apply innovative OSINT strategies to design and execute an efficient investigative plan. We conduct and advise on investigations, demonstrating best practices and 'next steps' guidance, with effective open source techniques. Contact us today to learn more.

research and development partnerships

Plessas Experts Network, Inc. supports your research and development with efficient testing and analysis. 
Recent projects include:

Ongoing Partnerships: 
The Institute for Informatics, Logics and Security Studies (ILS) at the University at Albany, State University of New York 

Special focus on languages and international internet culture. Our analysts have native and near-native proficiency in Arabic, Farsi, Mandarin, Russian, Spanish and more.



Let's Chat.

Use the form below to contact us regarding your enquiry. Please be as detailed as possible. You may also email or call us to make an appointment.

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