Castelion

Defense company applying modern hardware development and manufacturing processes to national security challenges

placeEl Segundo, California, United States calendar_todayFounded 2022 language castelion.com

Social engagement

Social engagement: 46K social following, 9 posts in the last 12 months — below the industry typical range.

Investor mix

20 investors on record; lead investors include Andreessen Horowitz, Lavrock Ventures, Lightspeed Venture Partners, Altimeter Capital.

Investor typeCountShare
Venture capital1680%
Private equity210%
Other / undisclosed210%

Hiring activity

Hires frequently

46 roles tracked across 9 of the last 12 months

11 Jun 2026 · EHS Site Manager · Rio Rancho

10 Jun 2026 · Construction Project Manager · Torrance

10 Jun 2026 · Manager, Development Test · Torrance

10 Jun 2026 · Facilities Manager · Rio Rancho

10 Jun 2026 · Logistics and Materials Operations Lead · Rio Rancho

Based on job postings tracked across public sources.

Recent activity

1 Jul 2026
Partnership
New Mexico
29 Jun 2026
Expansion
New Mexico
24 Jun 2026
Leadership hire
Vice President of Government Affairs
Coming soon