The Tor Project is a 501(c)(3) non-profit based in the United States. The official address of the organization is:

The organization consists of many volunteers and a few employees. Please don't contact us individually about Tor topics — if you have a problem or question, please look through the contact page for appropriate addresses.

Core Tor People

Jacob Appelbaum, Developer, Advocate, and Security Researcher

Our main advocate. Speaks at conferences and gives trainings all over the world to get people excited about Tor, explain how Tor is used in real world situations, and generally explain why anonymity online matters to you. Original developer of ttdnsd, Tor check, Tor DNSEL, and Tor weather site. He is also a Staff Research Scientist at the University of Washington Computer Security and Privacy Research Lab.

Erinn Clark, Packaging and Build Automation

Erinn is tackling the growing needs for easy to install and configure packages on a variety of operating systems. Also working on automating the build system and producing nightly builds for all operating systems we support.

Christopher Davis, Libevent hacker

Worked during Google Summer of Code 2009 on porting Polipo to Windows and on helping with the libevent bufferevent code.

Roger Dingledine, Project Leader; Director, Researcher

Original developer of Tor along with Nick Mathewson and Paul Syverson. Leading researcher in the anonymous communications field. Frequent speaker at conferences to advocate Tor and explain what Tor is and can do. Helps coordinate academic researchers.

Matt Edman, Vidalia Developer; Researcher

Lead developer for Vidalia, a cross-platform Tor GUI included in the bundles.

Nathan Freitas, Mobile phone hacker

The driving force behind Tor on the Android platform in the form of Orbot.

Christian Fromme, Developer

Christian works on all things python for Tor. He enhanced and maintains a slew of codebases for us, such as the get-tor email auto-responder, check.torproject.org, bridge db, tor weather, tor controller, tor flow, etc.

Melissa Gilroy, CFO and Internal Audit

With a strong background in non-profit accounting and auditing, Melissa is in charge of Tor's finances, audit compliance, and keeping Tor's financial operations moving along.

Sebastian Hahn, Developer

Worked during the 2008 Google Summer of Code on a networking application to automatically carry out tests for Tor and during the 2009 Google Summer of Code on expanding our secure updater to include BitTorrent support. Manages our git repository, reviews code patches, and generally helps out a lot.

Tom Heydt-Benjamin, Researcher

Anonymous communications and bridge distribution researcher.

Robert Hogan, Developer

Developer for the TorK Tor controller, a privacy-oriented Arora fork, the torsocks scripts, and other useful peripheral tools.

Damian Johnson, Arm Developer

Builds Arm, a command-line application for monitoring Tor relays and providing real-time status information such as the current configuration, bandwidth usage, message log, etc.

Andrew Lewman, Executive Director; Director; press contact

Manages the business operations of The Tor Project, Inc. Plays roles of finance, advocacy, project management, and general support.

Dr. Karsten Loesing, Researcher and Developer

Worked during the 2007 Google Summer of Code on distributing and securing the publishing and fetching of hidden service descriptors. Currently the primary researcher for our National Science Foundation grant into anonymous metrics.

Nick Mathewson, Chief Architect, Researcher, Director

One of the three original designers of Tor; does a lot of the ongoing design work. One of the two main developers, along with Roger.

Dr. Steven Murdoch, Researcher and Developer

Researcher at the University of Cambridge, currently funded by The Tor Project to improve the security, performance, and usability of Tor. Creator of the Tor Browser Bundle.

Linus Nordberg, Advocate

Swedish advocate for Tor, anonymous communications research, and employee at NORDUnet.

Peter Palfrader, Sysadmin and Developer

Manages the Debian packages, runs one of the directory authorities, runs the website and the wiki, and generally helps out a lot.

Mike Perry, Torbutton and Tor Performance Developer

Author of TorFlow, a Tor controller that builds paths through the Tor network and measures various properties and behaviors. Developer and maintainer of Torbutton.

Karen Reilly, Marketing, Fundraising, and Grant Development Director

Responsible for fundraising, advocacy, and general marketing and outreach programs for Tor.

Runa A. Sandvik, Translation Coordinator

Maintains the Tor Translation Portal, and works on automatically converting our website wml files to po files (and back) so that they can be handled by Pootle.

Dr. Paul Syverson, Researcher

Inventor of Onion Routing, original designer of Tor along with Roger and Nick, and project leader for original design, development, and deployment of Tor. Currently helps out with research and design.

Jeremy Todaro, Illustration & Design

Works on the artwork and design for various projects, annual reports, and brochures. His other work can be found at http://jmtodaro.com/.