Comparison
Rocket Lab vs Relativity Space
Rocket Lab — End-to-end space company providing launch services, satellites, and spacecraft components. Relativity Space — Reusable rocket manufacturer using large-scale 3D printing and additive manufacturing.
How they compare
Funding, contracts, and company data pulled directly from the Defense Tech Atlas index — see each company's full profile for sourced citations behind every figure.
| Dimension | Rocket Lab | Relativity Space |
|---|---|---|
| Headquarters | Long Beach, CA | Long Beach, CA |
| Founded | 2006 | 2016 |
| Stage | Public (Nasdaq: RKLB) | Series E |
| Total disclosed funding | $1.2B (pre-IPO) | ~$1.34B (through the 2021 Series E; excludes a 2025 Eric Schmidt strategic investment of undisclosed additional value) |
| Valuation | Public (Nasdaq: RKLB) | $4.2B (Series E, 2021) |
| Employees | 2,600 | 2,000 |
| Contracts tracked | 6 contracts | 2 contracts |
| Investors tracked | 2 investors | 2 investors |
| Shared focus areas | space, launch, aerospace | space, launch, aerospace |