About me
Jonathan Hart is the owner and design director of Bigmouth Creative, a Chicago-based certified B Corporation that uses storytelling to help purpose-driven organizations connect more deeply with their audiences.
A lifelong designer and creative strategist, Jonathan believes great marketing is equal parts art, science and empathy. Before launching Bigmouth in 2018, he spent more than a decade at top Chicago agencies working on national accounts including GE Healthcare, USG, SCA and Qualcomm, plus real estate leaders like Golub & Company, guiding major rebrands through some of the most challenging market conditions in recent history.
At Bigmouth, Jonathan leads a team of creatives who believe marketing should do more than sell something — it should stand for something. The agency specializes in branding, strategy, campaigns and website design for clients in public health, nonprofit and values-driven sectors. Under Jonathan’s leadership, Bigmouth has built a reputation for work that is authentic, sustainable and human-centric. The studio’s dedication to social and environmental responsibility, transparency and emotional intelligence has made it a trusted partner to organizations striving to create real impact.
Jonathan is passionate about workplaces where people bring their full selves to the table. His mission is simple: prove creativity, empathy and purpose are not only good for the world — they are good for business.
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