CX2
El Segundo, California-based electronic warfare startup building AI-enabled hardware and software for electromagnetic spectrum detection and jamming.
CX2 develops AI-enabled electronic warfare hardware and software platforms designed as cost-effective, rapidly deployable alternatives to traditional jamming and electromagnetic-spectrum-detection systems, including autonomous drones and signals-intelligence tools. Founded in 2023 and based in El Segundo, California, CX2 was co-founded by Nathan Mintz (previously co-founder and CEO of Epirus), Porter Smith (a U.S. military veteran and Andreessen Horowitz investment partner), Mark Trefgarne (founder of LiveRail, sold to Meta), and Lee Thompson (a former SpaceX radio systems engineer). The company raised a $31M Series A in May 2025 led by Point72 Ventures, with participation from existing investors Andreessen Horowitz and 8VC and new investors 201 Ventures, Pax Ventures, and Upfront Ventures.
Overview
- Headquarters
- El Segundo, California
- Founded
- 2023
- Employees
- ~43 (2026)
- Total funding
- $31M
- Stage
- Series A
- Status
- active
- Domains
- Electronic warfare, Signals intelligence, Electromagnetic spectrum detection
Cap table0
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Frequently asked
- What does CX2 do?
- CX2 develops AI-enabled electronic warfare hardware and software platforms designed as cost-effective, rapidly deployable alternatives to traditional jamming and electromagnetic-spectrum-detection systems, including autonomous drones and signals-intelligence tools. Founded in 2023 and based in El Segundo, California, CX2 was co-founded by Nathan Mintz (previously co-founder and CEO of Epirus), Porter Smith (a U.S. military veteran and Andreessen Horowitz investment partner), Mark Trefgarne (founder of LiveRail, sold to Meta), and Lee Thompson (a former SpaceX radio systems engineer). The company raised a $31M Series A in May 2025 led by Point72 Ventures, with participation from existing investors Andreessen Horowitz and 8VC and new investors 201 Ventures, Pax Ventures, and Upfront Ventures.
- Where is CX2 headquartered?
- CX2 is headquartered in El Segundo, California and was founded in 2023.
- How much funding has CX2 raised?
- CX2 has raised $31M in disclosed funding.
- What does CX2 specialize in?
- CX2 works across Electronic warfare, Signals intelligence, Electromagnetic spectrum detection.
Sources & citations3
Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.
- 1
CX2 raised a $31 million Series A led by Point72 Ventures, with participation from Andreessen Horowitz, 8VC, 201 Ventures, Pax Ventures, and Upfront Ventures; co-founded by Nathan Mintz, Porter Smith, Mark Trefgarne, and Lee Thompson
Los Angeles Business Journal: Defense Tech Startup CX2 Nets $31M Series AReported2025-05-22 - 2
CX2 is an El Segundo-based military technology startup developing AI-enabled hardware and software for electromagnetic spectrum detection and defense
Axios: Exclusive: Electronic warfare startup CX2 snags $31 millionReported2025-05-22 - 3
CX2 had 20 employees as of February 2025, growing since its 2023 founding
The Montgomery Summit: CX2 - The Montgomery SummitReported2026-08-11