James Voltaire Castillo
CEO of Mr. Brewsko | Media Buyer | Digital Marketing Strategist
I’m James Voltaire Castillo, a results-driven digital marketer and media buyer with 8+ years of experience scaling brands through high-performing ad campaigns. At just 24, I’ve led Mr. Brewsko—my own coffee franchise—to over 550 branches nationwide, powered by strategic Facebook Ads and data-backed growth.
I specialize in Facebook, Google, LinkedIn, Pinterest, and X (Twitter) Ads, helping businesses generate leads, drive sales, and build online authority. My expertise spans e-commerce, lead generation, social media management, SEO content, and creative production—everything you need to grow fast and smart.
Driven, dependable, and business-minded—I treat every client’s success like my own.
