Quigley-Simpson

Los Angeles, California, United States

Brand strategy and demand marketing for impactful growth

Quigley-Simpson is a full-solutions marketing partner that has been helping businesses overcome growth barriers for over 20 years. As the largest WBENC-certified, woman-owned agency in the country, they focus on creating an environment that champions diverse voices, ensuring their work reflects the world we live in. Their strategic partnerships have transformed them into a leading choice for major brands.

The agency offers a range of services including brand strategy, creative media, analytics and data, project management, and account service and marketing. They are dedicated to turning insights into measurable results, driving lasting impact for their clients. Quigley-Simpson's approach is to connect brand affinity to customer needs, fuel relentless demand, and accelerate real growth throughout the customer journey.

Quigley-Simpson has a proven track record with notable clients such as Chase, United, and P&G. Their work has raised over $230 million for Operation Smile and enabled a more sustainable future through their work for Ball Aluminum Cup. With offices in Los Angeles and New York City, they continue to deliver value-driven storytelling and strategic marketing solutions.

24
YEARS IN BUSINESS
8
SERVICES

Agency details

Team size
201-500 people
Founded
2002 (24 years)

About this agency on Agency List

Quigley-Simpson holds an Agency List Score of 94 out of 100.

That score is higher than 81% of the 36,920 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Quigley-Simpson in September 2026, reading 5 pages published on quigleysimpson.com.

The score reflects what Quigley-Simpson had published by that date; anything published since has not been read.

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