Silicon Valley titan Andreessen Horowitz is planting a flag in Florida’s fast‑growing defense‑tech corridor, announcing plans to establish a regional headquarters for its American Dynamism fund in downtown West Palm Beach. The move places one of the world’s largest venture firms with roughly $90 billion under management at the center of a that is emerging as a national hub for aerospace, defense, and mission‑driven innovation.
The $1.176 billion American Dynamism fund will operate out of CityPlace Tower, a Class AA office building owned by Related Ross. The headquarters will serve as the firm’s base on Florida’s Gold Coast, an area stretching from Palm Beach to Miami‑Dade counties.
American Dynamism backs companies that support the national interest, investing in sectors such as defense, aerospace, industrials, supply chains, public safety, housing, and education. As new defense‑innovation clusters emerge across the country, the firm says it is expanding beyond traditional tech hubs to invest closer to where these companies are being built. The West Palm Beach office will support nationwide dealmaking while deepening ties with founders, business leaders, defense organizations, and research institutions across South Florida.
On X, Katherine Boyle, an a16z General Partner and co-founder of the American Dynamism practice, called Florida “an extraordinary place to live and build” and West Palm Beach “a truly dynamic city and ecosystem.”
Florida ranks fourth nationally in Department of War spending and is home to three of the nation’s eleven unified combatant commands and 21 major military installations. That concentration of customers, technical expertise, and mission‑driven operators has helped fuel a broader ecosystem spanning aerospace, space technology, advanced manufacturing, and logistics, all sectors closely aligned with American Dynamism’s investment priorities.
“Florida’s Gold Coast has become one of the most important places in the country where that work is happening. Our decision to establish a regional headquarters in West Palm Beach reflects our belief that many of tomorrow’s breakthrough American Dynamism companies will be built here in Florida. We want to be on the ground alongside the founders building them,” Boyle said in a statement.
The tri-county South Florida region has also attracted a number of startups and larger companies in the defense tech and dual use sector in recent years, including Palantir, Ampera, Space-Eyes, Zulu Pods, MATERIAL, D-Wave and Magnet Defense.
As the Gold Coast has emerged as a focal point for dual‑use and defense‑tech entrepreneurship, Related Ross has played a central role. Related Ross has convening the region’s business, technology, and national‑security leaders, hosting events such as the Wall Street Journal Invest Live conference and the Defense Tech Leadership Summit in partnership with AWS and Vanderbilt University. Both conferences will return to West Palm Beach in early 2027.
The region’s talent pipeline is also expanding. Related Ross is a founding partner of the Florida Council of 100’s Ambition Accelerated accelerator, which includes a dual‑use and defense‑tech track with eMerge Americas. Vanderbilt University’s planned graduate campus in West Palm Beach could further strengthen engineering, defense, manufacturing, and space‑tech capabilities.
Related’s Chairman and CEO Stephen Ross courted a16z to come to West Palm, reported the Wall Street Journal, which broke this big news.
“Our goal has always been to help build South Florida into a place where the world’s most ambitious companies, founders, and investors can build for the long term,” said Ross. “Andreessen Horowitz establishing their American Dynamism regional headquarters in West Palm Beach is an important step toward that objective. Their presence will help the next generation of companies founded on Florida’s Gold Coast grow into national and global leaders, and strengthen America’s technological leadership and global competitiveness for years to come.”
READ MORE IN REFRESH MIAMI:
- South Florida is becoming a mission-critical hub for defense innovation
- Palm Beach County is turning inbound talent, AI trust, and institutional growth into a serious innovation ecosystem
- Latitudes wants to make West Palm Beach a company-building engine for the New York–South Florida tech corridor
- In West Palm, Related Ross sees a city of capital, talent … and tech
- Ampera wants to sell nuclear power, without selling you a reactor
- Stephen Ross, eMerge Americas and Florida Council of 100 announce Gold Coast Tech Accelerator
- National Security Demo Day a salute to the power of tech and innovation
- 10+ things to know in #MiamiTech: News about Ondas, Visium, Misfit Labs, OBE Power, The Xtream Group, Stephen Ross, Blue Frontier, Zeo Scientifix & more - September 27, 2026
- FAU appoints quantum leader, launches quantum certificate course, and more - September 22, 2026
- Beep, beep: Freebee and Beep are merging. Here are the details. - September 16, 2026