Epirus vs Saildrone
Side-by-side equity comparison for employees weighing offers at Epirus or Saildrone. Valuations, funding history, headcount growth, and secondary-market context.
| Epirus | Saildrone | |
|---|---|---|
| Latest valuation | $2B | Not publicly disclosed |
| Latest round | Series C | Series D |
| Round date | — | June 2024 |
| Total raised | $350M | $350M |
| Founded | 2018 | 2012 |
| Headquarters | Torrance, CA | Alameda, CA |
| Employees | 242 | 245 |
| Employee YoY growth | +20% | +7% |
| Primary industry | Aerospace & Defense | Aerospace & Defense |
| Secondary-market price | — | — |
| Base-case equity multiple | 1x | 1x |
| Upside equity multiple | 2x | 2x |
| Lead investors | 8VC, Bedrock Capital | Social Capital, Lux Capital |
| Status | private | private |
Overview
Defense technology company building high-power microwave and directed energy systems for counter-drone and electronic warfare applications.
Designs and operates autonomous surface vehicles (uncrewed sailboats) that collect ocean data for climate research, maritime security, and fisheries management.
Why we compare these
Epirus and Saildrone both appear on Defense-tech unicorns .
If you're evaluating offers at either one, the equity math depends on more than the headline valuation — dilution, strike price, time to liquidity, and concentration risk all matter. Use our equity compensation calculator and exit calculator to model your own numbers.