New England's 1st Authority on IRC1031. Exchange Authority is a Qualified Intermediary for 1031 exchanges and provides an unmatched combination of experience, expertise, security of funds, and reporting. - "We are the experts that the experts turn to" and are nationally certified to educate CPAs and Reators in both Massachusetts and New Hampshire. - EA also has a wide array of experience in exchanging property other than real estate, such as machinery, paintings, race horses, ferries, collectibles and much more! Exchange Authority, LLC is a wholly owned subsidiary of Fidelity Bank, Leominster, MA 01453, a 120-year-old Massachusetts Co-Operative Bank.