Bank of New Hampshire | 3,171 followers on LinkedIn. Bank of New Hampshire provides a complete line of banking products and services to consumers and business throughout NH. | Since our founding in 1831, Bank of New Hampshire has been a mutual banking organization focused on our depositors and accountable to our communities. We also live in the communities where we work, so we're as deeply committed as you are in maintaining our shared quality of life. We do it through financial services, volunteerism and charitable giving.