Trusted, Professional Specialists.

Trusted, Professional Specialists

"Cventure's verification programs are information effective, time effective, and cost effective."
                                       – Jim Martin, ISM-New York


Cventure LLC

Engineers by training, bringing strong technical skills to GHG, carbon footprint, and sustainability reporting verification and auditing. Repeat business with our clients is a hallmark of Cventure.



Founded by Kevin Johnson and Wiley Barbour, exhibiting continued growth since its inception. We have a network of associates with whom we routinely work, especially for larger programs.

Setting the Standards


Cventure principals co-authored the "Corporate GHG Verification Guidelines", a CDP-approved verification standard. We have also prepared several background documents for carbon reporters, available here as a resource.

Cventure LLC is a consulting services firm specializing in 3rd party verification, greenhouse gas inventories, program management, sustainability consulting, corporate strategy development, and offset projects. Cventure was commercially launched in 2009 by Kevin Johnson and Wiley Barbour, to provide verification, program management, and other sustainability consulting services to the commercial marketplace.

Verification Services

Add value with increased CDP scores and GRI grades, and by identifying best practices and reporting system improvements.

Program Management & Sustainability Consulting

Experienced program managers: carbon market, corporate strategy/climage change practice, GHG inventory.

Learn More