Emery J. San Souci began his career in New England, working in various capacities in the shoe industry before establishing a business in Providence. He demonstrated leadership by becoming secretary and treasurer of his family's company. San Souci transitioned into public service, holding municipal and state positions, including serving on the Providence City Council and as Lieutenant Governor and Governor of Rhode Island. His professional experience further extended to federal roles, such as Collector of the Port of Providence.

Emery J. San Souci's political identity is marked by a calculated blend of industrial advocacy and public service. His support for industrial growth often collided with labor interests, as seen in his controversial use of the state militia during the 1922 textile strike. San Souci's approach to public service, however, reveals a dedication to community institutions, balancing his business acumen with roles in charitable organizations. This juxtaposition of industrial promotion and community stewardship creates a complex ideological portrait that invites deeper examination.