About Brett O'Farrell

Brett O'Farrell is the co-founder of KatKin, a London-based pet tech startup that delivers fresh-cooked, personalized cat food online. He co-founded the company with Nikki O'Farrell in 2019 to address cat health issues through biologically appropriate nutrition. O'Farrell has led KatKin through multiple funding rounds, including a $22 million Series A in 2022 and a $50 million Series C in September 2025.

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•By Alejandro Cremades

Brett O'Farrell, Founder of KatKin

About Brett O'Farrell

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