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Wardstone is a space defense technology company developing next-generation capabilities to protect the United States and its allies from missiles and other space-based threats. The company designs, builds, and deploys satellites equipped with space-based interceptors to kinetically counter hypersonic and ballistic missiles. Founded by brothers Sebastian and Tobias Fischer, Wardstone participated in Y Combinator's Fall 2025 batch and is building interceptor solutions that are orders of magnitude more cost-effective than traditional defense prime contractors.

Company Founded in 2025

SaaS