Catherine and John Grasso, of New Milford, and Alan and Lynne Hall, of New Milford, announce the engagement of their daughter, Allison Hall, to Noah McLean, son of Robert and Nancy McLean of Weaverville, N.C.

The future bride graduated from Massachusetts Institute of Technology with a bachelor's degree in mechanical engineering. She is an engineering supervisor at Terumo Cardiovascular Systems in Ashland, Mass.

The future bridegroom graduated from the University of North Carolina at Chapel Hill with a bachelor's degree in geological sciences and from the Massachusetts Institute of Technology with a Ph.D. in earth, atmospheric, and planetary sciences. He is a postdoctoral researcher at the British Geologic Survey in Keyworth, England.

A 2015 wedding is planned.