Arthur Mingo has a robust background in both the private and public sectors. He has spent nearly three decades in leadership roles within the agricultural industry, owning and operating multiple businesses, including Mingo Products, which specializes in various evergreen products and fruits. Mingo has also been actively engaged in farming and volunteer work as a firefighter for over 30 years. His public service includes serving 18 years on the Calais City Council, culminating in a two-year term as Mayor. Currently, he is a Board Member for the Downeaster Economic Development Corporation and the founder of Wreaths for Hope. Mingo's professional achievements are underscored by his receipt of the Horatio Alger Award for Business Excellence.

Arthur Mingo's political identity is marked by a unique blend of fiscal conservatism and localized economic advocacy. His legislative efforts consistently aim to reduce government spending, which he believes burdens Maine residents with higher taxes and costs. Despite this, Mingo supports responsible energy growth that benefits local consumers, revealing an ideological agility in balancing environmental concerns with economic pragmatism. Mingo's approach to education emphasizes parental rights and core subjects, advocating for a depoliticized classroom environment. His professional background as a business owner and farmer grounds his policy stances in a deep understanding of regional economic challenges, making his political narrative both intriguing and rooted in lived experience.