Venture capital funding in Los Angeles-area defense technology surpassed $4 billion in 2025, more than double the amount raised in 2024, as the South Bay and surrounding communities have assembled a startup cluster that now competes directly with Northern California’s long-established defense innovation ecosystem. The concentration is measurable: 38% of all venture capital invested in Los Angeles in 2025 went to military and aerospace companies, more than any other industry in the region, according to