If you are doing business under any name but your own, you are required to register with the Secretary of State. This requirement enables people to identify who is operating a particular business.
For information on how to register your name, visit the Secretary of State’s Web site. You can also call (603) 271-3246 weekdays 8 a.m.-noon and 1 p.m.-4 p.m. The Secretary of State’s office is located at the State House Annex, Third Floor, in Concord. The U.S. Small Business Administration hosts a kiosk with small business resource info at the Secretary of State’s office on Wednesdays, 1:30-3:30 p.m.