Keith Yancey has been promoted to principal at LAM Partners; Leviton announces the appointment of Dennis French to the position of lighting controls sales specialist for the metropolitan New York area; Bruck Lighting Systems has appointed Megan Carroll as its new northeast regional sales director; Scott Ley joins Lam Lighting, a division of JJI Lighting Group, as its new eastern regional manager; and Meyda Tiffany's lighting division has appointed SOR Enterprises as its new sales agency throughout the mid-Atlantic region (410-526-0960).