Yellowstone Midco Holdings II, LLC is a space and defense prime providing a suite of mission-critical solutions for national security, government and commercial customers. The Company is a provider of proliferated warfighter space solutions, delivering fully integrated, mission-ready systems, combining performance spacecraft and software-defined operations. Its capabilities include a differentiated suite of spacecraft solutions. It offers the S-CLASS, LX-CLASS, and M-CLASS spacecraft, which are quality satellite platforms that are scalable to an array of space market needs. Its spacecraft is supported by satellite software enabling versatile integration of a variety of payloads for customers and supply chain commonalities across platforms. Its S-CLASS is a payload-capable platform with an extensive on-orbit heritage, tailored for rapid fielding and flexible use cases. Its M-CLASS spacecraft is designed for a total mass of up to approximately 2,000 kgs and an 8kW peak power system.
āļŠāļąāļāļĨāļąāļāļĐāļāđāļĒāđāļāļāļāļāļŦāļļāđāļYSS
āļāļ·āđāļāļāļĢāļīāļĐāļąāļYork Space Systems Inc
āļ§āļąāļāļāļĩāđāđāļŠāļāļāļāļēāļĒāļāļĢāļąāđāļāđāļĢāļJan 29, 2026
āļāļĩāļāļĩāđāļWallinger (Dirk)
āļāļģāļāļ§āļāļāļāļąāļāļāļēāļ- -
āļāļĢāļ°āđāļ āļāļāļēāļĢāļĢāļąāļāļĐāļēāļāļ§āļēāļĄāļāļĨāļāļāļ āļąāļĒOrdinary Share
āļŠāļīāđāļāļāļĩāļāļāļāļĢāļ°āļĄāļēāļ- -
āļāļĩāđāļāļĒāļđāđ6060 S Willow Drive
āđāļĄāļ·āļāļGREENWOOD VILLAGE
āļāļĨāļēāļāļŦāļĨāļąāļāļāļĢāļąāļāļĒāđNASDAQ OMX NASDAQ Basic NYSE
āļāļĢāļ°āđāļāļĻUnited States of America
āļĢāļŦāļąāļŠāđāļāļĢāļĐāļāļĩāļĒāđ80111
āđāļāļĢāļĻāļąāļāļāđ13026587581
āđāļ§āđāļāđāļāļāđhttps://www.yorkspacesystems.com/
āļŠāļąāļāļĨāļąāļāļĐāļāđāļĒāđāļāļāļāļāļŦāļļāđāļYSS
āļ§āļąāļāļāļĩāđāđāļŠāļāļāļāļēāļĒāļāļĢāļąāđāļāđāļĢāļJan 29, 2026
āļāļĩāļāļĩāđāļWallinger (Dirk)
Mr. Dirk Wallinger
President, Chief Executive Officer, Director
President, Chief Executive Officer, Director
Mr. Kevin Messerle
Chief Financial Officer
Mr. Devjyoti Rudra
Chief Supply Chain Officer
Chief Supply Chain Officer
Mr. Tyler Letarte
Director
Mr. Andrew Boyd
Independent Director
James Mcconville
Independent Director
Ms. Monica Palko
Chief Legal and Administrative Officer
Chief Legal and Administrative Officer
Kirk Konert
Chairman of the Board of Director
Chairman of the Board of Director
Tamra Erwin
Independent Director
āļāļđāđāļāļīāđāļĄāđāļāļīāļĄ
Mr. Dirk Wallinger
President, Chief Executive Officer, Director
President, Chief Executive Officer, Director
Mr. Kevin Messerle
Chief Financial Officer
Mr. Devjyoti Rudra
Chief Supply Chain Officer
Chief Supply Chain Officer
Mr. Tyler Letarte
Director
Mr. Andrew Boyd
Independent Director
James Mcconville
Independent Director
āļĄāļĩāļāļēāļĢāļāđāļēāļĒāđāļāļīāļāļāļąāļāļāļĨāđāļāđāļāļāļģāļāļ§āļāļĢāļ§āļĄ
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