slashdot.org

Does not sell your private information.

okcupid.com

May share your private information during an acquisition or sell during a bankruptcy.

google.com

Does not sell your private information.

airbnb.com

Can sell your private information.

support.com

May share your private information during an acquisition or sell during a bankruptcy.

guardian.co.uk

Does not sell your private information.

eharmony.com

Can sell your private information.

myspace.com

Can sell your private information.

klout.com

May share your private information during an acquisition or sell during a bankruptcy.

duckduckgo.com

Does not sell your private information.