Official Information and Documents

Nonprofit Status

Open Collective Foundation is a registered 501(c)(3) organization. Financial contributions (i.e., donations) to Open Collective Foundation for the purpose of our sponsored initiatives are tax-deductible to the extent of the law.

Our EIN number (a.k.a. Tax ID) is 81-4004928

Our DLN is 17053184327027

Our IRS Determination Letter (a.k.a. Acceptance or Tax-exempt letter), which serves as proof of our nonprofit status in the United States & our W9 can be found below:


Our official mailing address:

Open Collective Foundation 501(c)(3)

340 S. Lemon Avenue, #3717

Walnut, CA 91789

​Financial Information

Email address for automatic notifications: [email protected]

IRS Form 990s

You can see our most recent publicly-available Form 990 below, or on our Guidestar profile:

Additional financial documents, including the most up-to-date budget information and audited financials, are available by request. If you need additional information, please feel free to reach out to us.

You'll notice the size of OCF's budget has scaled up a lot since our 2018 and 2019 tax filings. We grew 10x in 2020 and continue to scale up! See our transparent budget here.