Mark Gamba was born and raised in Colorado, graduating from Glenwood Springs High School in 1977. He has diverse professional experience, including roles as a photographer and land surveyor, with notable assignments from National Geographic. Gamba has been involved in local government, serving on the Milwaukie Planning Commission and as Vice Chair of the Subcommittee on Energy and Environment of the League of Oregon Cities. He was elected to the Milwaukie City Council in 2012, showcasing his commitment to public service.

Mark Gamba's political identity is marked by a surprising alignment of fiscal conservatism with progressive environmental advocacy. His support for raising taxes to fund infrastructure juxtaposes with a traditionally conservative economic stance, revealing a nuanced approach to public finance. Gamba's local government roles underscore a commitment to environmental issues, yet his sharp rhetoric against critics of tax-funded infrastructure hints at a strategic balancing act between regional development and fiscal responsibility. This blend of policy positions and combative rhetoric raises questions about how Gamba reconciles these seemingly disparate elements in his political philosophy.