McWalter-Volunteer is a full service insurance agency that has been providing local, personalized service for personal and business insurance to Massachusetts communities since 1907.Offices in Andover, Concord, Danvers and Maynard, Mass.We offer both personal and business insurance. For personal insurance, we provide automobile, homeowners and watercraft coverage. Our business insurance coverages include fleet auto, errors and omissions, liability and business contractors insurance.