To share your feedback on our website and on what causes we should research next, please submit our survey (the survey also has space for you to share whatever other thoughts you'd like to).

To submit a charity you would like us to consider evaluating, please click here.

To offer your support or get involved, please click here.

You can also reach us directly by:

• Email: info@givewell.org
• Regular mail:
  320 7th Avenue #232
  Brooklyn, NY 11215
• Phone: 646-217-4256
• Phone contact: Holden Karnofsky

Other info

• EIN/Tax ID: 20-8625442