As a portrait photographer he has worked with many of the world’s most popular actors including Catherine Zeta Jones, Brad Pitt, Cate Blanchett, George Clooney, Naomi Watts, Sean Penn, Robert Downey Jnr, Keira Knightly and Daniel Craig for such magazines as Vanity Fair, GQ, L’uomo Vogue and Esquire.
In recent years Greg started shooting fashion, mostly for Vogue Italia, for whom he has shot several 20+ page editorials.