Jeff Tartamella, Sea Gull Lighting’s president for the past three years, will be leaving the Generation Brands company effective August 31.Taking over the reins is Greg Cesca, who has been serving as vp/sales & marketing and assistant general manager of Sea Gull Lighting. Before joining Sea Gull, Cesca was with Amsted, a supplier to the automotive and truck markets. He will be based at Sea Gull Lighting’s Riverside, N.J. headquarters.