Maybe something like this. http://www.mangago.me/read-manga/hananusubito_kaneda_shoutarou/
http://www.mangago.me/read-manga/kiraboshi_dial/
http://www.mangago.me/read-manga/fingertip_s_love/ not really "cold"... More secretive.
http://www.mangago.me/read-manga/joushi_to_ore_no_himitsu/
http://www.mangago.me/read-manga/yasashii_kankei/
Not quite sure this is what you're looking for, but take a look. Actually there are alot more where it's the Uke is cold because of being used etc etc.
not sure if this counts.... but I just read it and what to share it with someone ヾ(☆▽☆)
http://www.mangago.me/read-manga/hana_to_junketsu/
Any yaoi where the seme is cold and stubborn and is rich but he is like that because of his past it can be about his family or something else