[tomashertus]

I'm not 100% sure, but I think IKEA was bootstrapped for pretty long time. But I can't find any reference about this:(

[randall]

To my knowledge it's still privately held.

[thematt]

By a charity.

http://www.economist.com/node/6919139

[jacquesm]

Tax dodge.

[mongol]

This is true. Also Tetra Pak.