Li & Fung Eyes Gen-Y With Vena Cava Deal Firm is building a contemporary portfolio and has turned to Lisa Mayock and Sophie Buhai's American label to lead the way. By Marc Karimzadeh on April 9, 2012 NEW YORK — LF USA is building a contemporary portfolio and has now turned to Vena Cava, the American label by Lisa Mayock and Sophie Buhai, to lead the way. This story first appeared in the April 9, 2012 issue of WWD. Subscribe Today. To continue reading this article... Subscribe Now Log In WWD logo This Article is Exclusive to Archive Subscribers To read the full article please contactWWD's Subscription Customer Service.