Seed Round Capital is a Houston, Texas based early stage investment firm backing preseed deep tech and dual use technology startups. Our portfolio includes companies developing advanced materials, semiconductor technologies, defense systems, autonomous maritime platforms, nuclear power solutions, space technologies, and biotechnology.
We invest in technically differentiated companies with defensible intellectual property, experienced founders, and clear paths to government or enterprise commercialization. Our portfolio demonstrates how breakthrough science and engineering can become scalable businesses.
FEATURED DEEP TECH AND DUAL-USE INVESTMENTS
- AegisCoat: Bioinspired, PFAS-free coatings and materials for cold, wet and demanding environments.
- Bondwell Technologies (BioPure): An innovative protein stabilization and chromatography purification platform designed to modernize drug manufacturing and bioprocess workflows.
- Direct Kinetic Solutions (DKS): Radioisotopic (nuclear) power cells that deliver decades of maintenance-free power for defense, aerospace and industrial sensors, backed by Air Force SBIR Phase I through III, AFWERX TACFI, NSF and NASA SBIR awards.
- Everix: The world's thinnest optical filters: plastic interference filters 100 to 500 microns thick that match glass performance at a fraction of the weight, for medical devices, sensors, robotics and consumer electronics.
- FluxWorks: Contactless magnetic gears with zero backlash and built-in overload protection, made in Texas under AS9100D, for robotics and advanced manufacturing; selected for an ISS National Lab award.
- HavocAI: Autonomous maritime platforms operating with the U.S. Navy.
- NAVAN Technologies: NanoStraw intracellular delivery that gets virtually any cargo into virtually any primary cell type without viral vectors or electroporation, enabling more effective cell and gene therapies; a J&J JLABS company.
- WarpWare: A unified software foundation that accelerates space mission development, reducing complexity and lowering risk.
- Wootz: Vantium™, a patented carbon material produced at scale for lightweight, high-efficiency antennas, sensors and EMI shielding, made in the USA, with strategic investment from Kureha.
Current & PAST Investments:
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