LEWISTON — Patrick and Gretchen Callaghan of Shelton, Connecticut, are announcing the engagement of their daughter, Caitlin Patricia Callaghan of Norwalk, Connecticut, to David Tony Kell of Norwalk, Connecticut, son of Roderick and Connie Kell of Lewiston.

Miss Callaghan is a graduate of Shelton High School and received a bachelor’s degree in English journalism and psychology and a master’s degree in business administration in marketing from Fairfield University. She is employed as a brand manager at Nestle Waters in Stamford, Connecticut.

Mr. Kell is a graduate of Lewiston High School and received a bachelor’s degree in biology from the University of Maine at Farmington, a master’s degree in public health from the University of New England and a master’s degree in exercise science and nutrition from Sacred Heart University. He is employed as a supervisor, endurance coach and certified personal trainer at Performance Physical Therapy in Westport, Connecticut.

The couple will wed at 5:30 p.m. on Aug. 5 at Four Seasons in Boston, Massachusetts.