Luke Costley-White

Signal Mentor
Growth

Fractional CMO and growth strategist with 10+ years driving full-funnel scale across SaaS, eComm, and AI-enabled platforms. As Director at Project A, Luke builds and executes tailored GTM systems for early- and growth-stage start-ups, with deep expertise in channel optimization, marketing automation, and AI integration. A mentor at Unicorn Factory, he helps founders sharpen positioning, unlock growth levers, and lead high-output marketing teams from zero to scale.

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