At One Man Agency, we believe businesses don’t need bloated teams or expensive retainers to achieve real growth. Our model is lean, efficient, and built around delivering maximum results with minimum overhead.

Founded by Gavin Sim, an 8-figure entrepreneur and COO of Modern Wealth Academy, One Man Agency brings the expertise of a seasoned business leader into a streamlined agency structure. This approach allows us to deliver enterprise-level automation, AI solutions, and CRM systems without the complexity or cost of traditional agencies.

With years of experience across multiple industries and a proven track record in scaling businesses, we’ve helped clients transform operations, boost customer engagement, and unlock new revenue opportunities. Backed by modern tools and strategies, our agency is designed to give companies the edge they need to thrive in today’s fast-changing digital economy.

Trusted by growing brands and featured in media outlets, we combine credibility with innovation — offering not just services, but measurable business outcomes.