StepStone Group

Founded in 2007, StepStone Group is a global asset manager specializing in private markets. It provides customized investment solutions and advisory services to institutional investors, focusing on achieving excess net risk-adjusted returns across private equity, infrastructure, private debt, and real estate.

John Avirett

Partner

Deric Emry III

Senior Managing Director

Anthony Giambrone

Managing Director

Andy Jones

Senior Managing Director

Seyonne Kang

Partner

John Kim

Principal

Jim Lim

Partner

Adair Newhall

Partner

Ashton Newhall

Partner

Hunter Somerville

Partner

Past deals in Aerospace

Chaos Industries

Series C in 2025
Chaos Industries is a technology company focused on defense and critical industries, developing advanced sensing, detection, and communication capabilities. It leverages Coherent Distributed Networks to enhance sensing, detection, and communication across platforms and emphasizes time synchronization to enable highly mobile, scalable, and cost-efficient systems. The company delivers integrated, software-defined solutions for defense, government, and industrial applications in challenging environments.

Apex

Series C in 2025
Apex designs and manufactures small satellites tailored for various space missions. The company focuses on streamlining satellite production by integrating modular hardware and standardized software systems. Apex offers platforms that support Earth observation, communications, and scientific research applications. Its approach emphasizes scalable manufacturing processes to meet the growing demand for satellite deployment. Apex collaborates with clients to customize satellite configurations based on mission-specific requirements.

Northwood Space

Series A in 2025
Northwood Space is a hardware solution that dramatically increases the number of orbits and frequency bands available for satellite communications from the ground.

Epirus

Series D in 2025
Epirus, Inc. is a technology company based in Hawthorne, California, specializing in the design and development of advanced defense systems that utilize artificial intelligence and directed energy. Founded in 2018, the company focuses on creating solid-state, software-defined high-power microwave solutions aimed at countering unmanned aircraft systems and other asymmetric threats. Its flagship product, ELECTROMAGNETIC PULSE, serves as a counter-infrastructure solution that can simultaneously target multiple threats, effectively neutralizing drones and swarms. By integrating AI and machine learning with advanced electronics, Epirus enhances the detection and tracking of objects of interest, offering innovative capabilities in electronic warfare and power management for both defense and commercial sectors.

Epirus

Series C in 2022
Epirus, Inc. is a technology company based in Hawthorne, California, specializing in the design and development of advanced defense systems that utilize artificial intelligence and directed energy. Founded in 2018, the company focuses on creating solid-state, software-defined high-power microwave solutions aimed at countering unmanned aircraft systems and other asymmetric threats. Its flagship product, ELECTROMAGNETIC PULSE, serves as a counter-infrastructure solution that can simultaneously target multiple threats, effectively neutralizing drones and swarms. By integrating AI and machine learning with advanced electronics, Epirus enhances the detection and tracking of objects of interest, offering innovative capabilities in electronic warfare and power management for both defense and commercial sectors.
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