Good Design for Those Who Do Good
501c Design is a team of dedicated professionals who have collaborated with nonprofit clients for more than 20 years. We have developed brand identities, websites, narrative stories, social media, and strategic materials for mission-driven organizations. We only work on projects that are committed to making the world a more just place.
Kerstin Diehn
Creative Director
Kerstin has dedicated her design career to working with nonprofit 501(c)3 and progressive 501(c)4 organizations working to improve the lives of others.She currently serves as fractional creative director at Common Cause.
Kerstin teaches graphic design at Seton Hall University and leads design and branding workshops for The Nonprofit Help Desk. She has taught at the Art Institute of New York, FIT, and Pace University. Kerstin has an M.S. in Communication Design from Pratt Institute and a B.A. in Literature from American University.
Kerstin is an active volunteer with Civic Power of Change, an organization that matches comms professionals with down-ballot progressive political candidates for political design and strategy. Kerstin is also a co-founder of We Start Here, a nonprofit organization that creates social justice fundraisers in her hometown of Maplewood, NJ.
Since starting her business in Brooklyn, NY, she’s moved a few times, gotten married, had two children, and cycled through more than a few cats. Kerstin has spent over 20 years forming sustainable design partnerships with mission-driven organizations, bringing her passion and expertise to help partners raise awareness, foster momentum, and drive positive change.


Our Clients
Our clients are tackling the toughest challenges of our time and we are helping them untie the knots that hold back progress.