Nancy Nunziati //
Vice President, Client Services

Brand Champion | Client Whisperer | Strategic Catalyst

Nancy brings an unmatched depth of experience to her role as Vice President of Client Services at Theory SF, blending decades of brand leadership across global tech, consumer, and purpose-driven organizations. With a sharp strategic mind and an unwavering client focus, she ensures every engagement is guided by insight, executed with precision, and built for long-term impact. 

Before joining Theory SF, Nancy served as VP of Brand at Avast, where she led global marketing for an $800M cybersecurity brand with over 400 million users. She’s launched category-defining campaigns, led successful rebrands, and built high-performing global teams that consistently delivered ROI-positive results.

Her career spans roles at Neato Robotics, Logitech, Dolby, Cisco, and a host of other iconic companies, where she’s shaped everything from brand architecture and demand gen to product launches and retail storytelling. Whether working with startups or global powerhouses, Nancy thrives on turning complex business needs into powerful, emotionally resonant campaigns that move markets—and move people.

At Theory SF, Nancy partners closely with clients to unlock growth opportunities, elevate their brand presence, and bring big creative thinking to life through smart, integrated marketing solutions. She also serves as Chief Strategy Officer for Peace by Piece International, a social impact company empowering women and underserved communities through purpose-driven gifting.

Brand Experience Includes: Avast, Logitech, Dolby, Neato Robotics, Cisco, HP, NETGEAR, Sony, Expedia, FormFactor, CIR Group (Milan), and more.

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