Glenn and Donna Allison, of Pepperell, are pleased to announce the engagement of their son, Eric Allison, of Milford, N.H., to Ariella "Ari" Harrington, daughter of Ken and Cindy Harrington, of Burlington.

Eric is a graduate of Nashoba Valley Technical High School and works as a forklift operator for F.W. Webb in Nashua, N.H.

Ariella is a graduate of Woburn High School and Lasell College with a Bachelor's degree in Sports Science. Ari is currently a stay-at-home mom with their son, Connor, who will be two-years-old in June.

A July 2013 wedding is planned.