The Labs21 2012 Annual Conference was hosted by I²SL, in partnership with the U.S. Environmental Protection Agency (EPA) and the U.S. Department of Energy (DOE). No agency funding is provided. EPA and DOE have granted I²SL permission to use conference-related fundraising as a means of supporting I²SL's Labs21 Annual Conference activities. Use of company logos does not imply endorsement by any of the conference cosponsors.