Marc Vaslin is a well-known tax expert. He handles tax litigation and also advises on tax structuring, trusts and succession matters. Much of his work is international in scope, and he is in charge of developing the firm's cross-border practice in the Belgian and Swiss markets. An interviewee describes Vaslin's style as "very calm and easygoing," and notes that "my client is very happy with him." "He's very knowledgeable, straight to the point and very solution-oriented," says another source; "he's capable of having a practical approach but not losing the interest of the client - I really do appreciate working with a guy like that." This interviewee also reports that "the end product that he delivers is outstanding."