OZO Coffee Roasters

OZO Coffee Company, based in Boulder, Colorado, is a specialty coffee roaster and retail operator founded in 2007 by Justin Hartman. They roast small-batch, ethically sourced coffees and operate multiple cafés in Boulder and Longmont, focusing on service, quality, community and sustainability.

About OZO Coffee Roasters

Founded by Justin Hartman in 2007, OZO Coffee Company began as a single café on Arapahoe Avenue and has grown into a roaster–retailer with multiple cafés in Boulder and Longmont. Their mission is to support and connect diverse communities through coffee while upholding core principles of service, quality, community and sustainability. They roast small-batch, ethically sourced coffee and run a thriving wholesale business with a roastery and training lab. OZO also crafts house‑made cashew–almond milk to reduce waste and underscores their commitment to sustainability.

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