Where Great Ideas Take Flight

Brilliant innovations come from ideas that ultimately change the way we live and work. At Cate Street, we look for innovative ideas and champion projects that are designed to make the world a better place. We attract creative thinkers with bright ideas. We support advances that will make a difference. We are Cate Street Capital.

Innovative Solutions

Our initiatives include solutions for the planet's clean water, sustainable energy, and food supply needs. Learn more about our exciting projects and see how you can be a part of the solution.

Learn About Our Projects

A Dedicated Team

Learn about our team of dedicated individuals. See how we are turning green into gold with environmentally sound companies and investments.

Learn About Our Team

Bringing Dreams to Reality

Making A Difference

We develop groundbreaking renewable technologies which can be quickly launched into commercial operation. Our investors can receive a healthy return, while we work together to make a difference.

By creating sustainable technological applications and green jobs in America, we are not only improving the environment of the planet, but also the environment of our economy.

Commercial Viability

Sustainable Technologies

The world needs revolutionary and sustainable technologies today, not tomorrow. That is why we are boldly dedicating our resources to intelligent, achievable ideas. Contact us today, and see how you can do your part to create a better future.

Have An Idea?

News Room

12/9/2011
Holiday Message to Millinocket and East Millinocket

Great Northern Paper Company and Cate Street Capital publish holiday message of appreciation to the communities.

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12/8/2011
Cate Street Announces Plans to Start Biofuel Manufacturing

Within one year, Cate Street Capital plans to begin manufacturing a biofuel known as torrefied wood on site at its Great Northern Paper mill in Millinocket and bring at least 100 new jobs to the Katahdin Region.

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12/2/2011
Cate Street buys biocoal technology rights for $20M

In a huge step toward adding the production of treated wood at its Katahdin Avenue paper mill and creating several hundred jobs, Cate Street Capital has purchased for more than $20 million the North American rights to the technology to manufacture biocoal, officials said Thursday.

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11/17/2011
The Power to Persevere - How One City Is Rebuilding Itself Through Biomass

Cate Street Capital’s $275 million project (in Berlin, New Hampshire) will bring to the region an estimated $40 million in annual wages, fuel procurement and purchased goods.

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PORTSMOUTH, NH - Cate Street Capital, an investment company specializing in the commercialization of green technology companies, opened the new 100-acre Red Desert Water Reclamation center in Wyoming on Wednesday...
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Focused on finding and supporting innovative green technologies and environmentally sustainable projects for a better world.

Corporate Office -- 1 Cate Street, Suite 100, Portsmouth, New Hampshire, 03801 USA (603) 319-4400 Western Office -- 8554 West US Highway 50, Salida, Colorado, 81201 USA (719) 530-0035 © 2011 Cate Street Capital