Mary Shallies

With more than 30 years of experience, Mary Shallies brings a proven track record of driving business growth through strategic, data-informed marketing. Her expertise spans a wide range of industries, where she has consistently developed and executed integrated marketing strategies that deliver measurable business outcomes.

As a former agency owner, Mary worked directly with executive teams to align marketing initiatives with organizational goals, translating insight into action and strategy into sustained performance.

In her current marketing strategist consultative role, Mary serves as a senior strategist, working in close partnership with agency teams and clients to develop, optimize, and guide high-impact marketing initiatives. Her deep market insight, analytical rigor, and results-driven approach position her as a key advisor in building brand equity, accelerating customer acquisition, and driving long-term growth. She can be reached at mshallies@ADsource.us.