
David Aguilar
CO-FOUNDER & CTO
David leads the systems, infrastructure, and technology that power modern marketing performance at Rule of Seven. With over 25 years of experience as a CTO and technology solutions, he brings a rare combination of technical depth and real-world marketing expertise to every engagement.
His background spans software engineering, web development, cybersecurity, machine learning, and data engineering. He has developed and managed millions of dollars in paid search campaigns across industries. From website architecture to tracking, analytics, and AI-driven systems, David connects the technical touchpoints across SEO, web development, and paid media, ensuring every channel works as part of one cohesive system.
He partners with local businesses to build scalable, efficient systems that support both day-to-day operations and long-term growth. His approach is rooted in precision and scalability which are the foundations that don't just support growth, but make it sustainable.

Sandi Gappy
CO-FOUNDER, GROWTH & PARTNERSHIPS
Sandi leads growth and partnerships at Rule of Seven, working directly with clients to align their goals with integrated strategies across SEO, AI search, paid media, and web development. Her focus is building long-term relationships that create consistent visibility, earn trust, and deliver measurable growth.
With over 15 years of experience across streaming media, SaaS, and web development, Sandi has worked with businesses of all sizes to help them grow revenue, build meaningful partnerships, and navigate complex markets. She understands that every business is different, and focuses on creating strategies that are practical, clear, and built to drive real results.
She works closely with both emerging and established local businesses, helping them compete, grow, and stand out within their markets. At Rule of Seven, she's the connector between what a brand needs and the strategy that gets them there.
Marketing succeeds when every touchpoint is connected.
Our approach brings together digital strategy, SEO, web development, and creative execution to create consistent experiences across channels. Through thoughtful repetition and alignment, we ensure your message stays visible, recognizable, and trusted. The result is a system designed to support sustainable growth.