Derek R. Koloski, 44, of Brown Avenue, Amesbury, died unexpectedly Friday,  May 6, 2016 in Lawrence.

Derek was raised in Essex, a 1989 graduate of Hamilton-Wenham High School. He went on to graduate from North Adams State College and soon opened and operated his own company, NASCO of Beverly. He loved to travel and enjoyed outdoor activities of all kinds. He will be remembered as a kind and caring man.

Derek died  following his  long battle with drug addiction.

He is survived by his parents William and Cynthia Burns of Essex; a brother Michael Burns  and his family also of Essex; his life partner, Jessica Richardson and her daughter Ashley  of Amesbury, and several other  family members.

A memorial service will be held at a later date.