Ragged Mountain Equipment is located in Intervale and their factory is up there too. Everything that's their brand is made by locals and tested in the White Mountains. They use top-notch fabrics from Polartec as well as Schoeller and the stuff is great - not to mention it looks really good, too.

Solid writeup is here: https://raggedmountain.com/white-mountains-tested

Good Luck!