Jessica LaMontagne holds a B.A. in Economics and an M.S. in Nutrition and International Agricultural Development, establishing a strong educational foundation. She spent two decades as a public health nutritionist, focusing on community health programs, including work with the WIC nutrition program and nutrition research in Nicaragua. Currently, she is semi-retired and self-employed in the construction industry, where she manages custom kitchen and bath remodels and oversees rental properties. LaMontagne also cares for her elderly mother, demonstrating a balance of professional and personal responsibilities.

Jessica LaMontagne's political identity is marked by a unique blend of public health expertise and grassroots economic advocacy. Her background as a public health nutritionist informs her strong support for policies enhancing community health and nutrition, while her current work in construction reveals a pragmatic approach to local economic stability. LaMontagne's legislative focus on small businesses and local economies juxtaposes her advocacy for public health initiatives, suggesting a nuanced understanding of regional needs. This tension between her professional experiences and policy positions hints at a highly localized, ideologically agile approach to governance.