Specializes in CDM emission reductions and serves major environmental sectors.

Offers asset management, project development, advisory, and emission trading and transaction services.

American provider of carbon offset solutions and services that foster a sustainable future.

Swiss-based company focused on climate change and Kyoto mechanisms solutions.

Searchable directory of carbon offset providers and projects in different parts of the world.

Presents information on provided carbon market solutions.

Develops and implements greenhouse gas reduction strategies. Offers carbon neutral business certification programs, project management, consultancy, and carbon emission assessments.

Offers carbon risk consulting, LEED projects, and sustainable power programs for utilities and electricity providers.

British company offering decision tools that support carbon-emitting companies in developing their own carbon-mitigation strategies.

Software platform designed to assist companies in creating cost-effective carbon emission strategies that capitalize on emerging global markets.

Nonprofit organization dedicated to reducing climate change through carbon offsets, public outreach, and education. Assists individuals and businesses in lessening their carbon footprints.

Independent carbon management advisory firm offering advisory and asset management services related to carbon finance and emissions trading.

Company specializing in carbon emissions reduction. Site features carbon calculators, an interactive world map, and related news.

Retail carbon offset provider and carbon footprint reduction specialist based in the UK.

Provider of customized solutions for reducing or eliminating carbon emissions from households and businesses. Offers free carbon emission audits.

Atlanta-based company initiates programs to sequestrate carbon through restoration of forest ecosystems.

Offers low carbon solutions for the built environment. Serves corporate clients, architects, property developers, community groups, government agencies, and NGOs.