Overview
Reusable heavy-lift rockets
Founders & team
Charlie Weise
Founder/CEOFounder/CEO at RATLOG (YC F26). YETI G1 Fellow. Previously Research Intern at Aerospace Institute (Technical University Dresden) working on ESA's Argonaut Moon Lander. Co-founded Innuendo, developing an air-breathing cruise missile powered by RDE. Research Assistant at Fraunhofer IWS on ESA space telescope project.
Matty Driesnack
Founder/COOFounder/COO at RATLOG (YC F26). Founding team at Lio (YC S23, a16z), working closely with CEO and COO. MS Business Administration from TU Dresden.
Felix Kelm
Founder/EngineeringFounder/Engineering at RATLOG. Previously Electronics Lead at Innuendo, building an air-breathing cruise missile powered by a rotating detonation engine. Developed PCB since age 16. Electrical Engineering at TU Dresden and Telecommunication at INSA Lyon.
Paul Kunhart
Founder/CTOFounder/CTO at RATLOG (YC F26). Designed rocket engine nozzles for ESA's Argonaut lunar lander at Technical University Dresden's Aerospace Institute. Previously co-founded Innuendo, leading engine design on an air-breathing cruise missile powered by a rotating detonation engine. Studying Aerospace Engineering at TU Dresden.
Founded 2026 · Source ↗
Sources & observations
Y Combinator
Profile depthverified profile
Website observationsite error
Last website check2026-11-11
Location · source statedDresden, SN, Germany
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 2 of 6 areas documented
Source-based assessment · automated evidence rules
The latest website check does not confirm this company’s website.
Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.
- Product overviewSource description Checked 2026-11-08
- Product visualsNot documented
- Founders & originsTeam information
- Business model & pricingNot documented
- Funding & ownershipNot documented
- Dated milestonesNot documented
Stage definitionsindependent websitesource corroborationdescriptive evidencesourced peoplesourced founding year