How Much Did Epirus Raise? Headquarters, Funding & Key Investors

Epirus, a defense technology company specializing in high-power microwave (HPM) systems, has raised $595 million in funding to date. With backing from investors like T. Rowe Price, 8VC, and Greenspring Associates, Epirus is redefining modern defense by integrating AI, advanced electronics, and directed-energy technology. Its flagship systems provide short- and long-range air defense capabilities for counter-drone and electronic warfare applications. Valued at $1.35 billion (as of February 2022), Epirus continues to expand its R&D initiatives and strengthen its leadership in the defense and national security sector.

How Much Did Epirus Raise? Funding & Key Investors

Epirus is a leading defense technology company developing solid-state, software-defined directed-energy systems for counter-electronics and electronic warfare. Founded in 2017, the company has become a key player in modern air defense innovation through its advanced high-power microwave systems integrated with AI-driven control software.

What Is Epirus and What Does It Do?

Epirus, founded in 2017 by Bo Marr, Grant Verstandig, Joe Lonsdale, John Tenet, Max Mednik, and Nathan Mintz, is headquartered in Los Angeles, California.

With a team of 51-200 employees, Epirus develops solid-state, software-defined directed-energy systems that merge AI, hardware, and advanced electronics to deliver precise counter-drone and electronic warfare capabilities. Its products support the U.S. military and allied defense organizations, offering scalable systems for both short-range and long-range air defense applications.

The company’s mission is to create energy-efficient and adaptive defense technologies that can safeguard critical infrastructure and modernize national security operations.

How Much Funding Has Epirus Raised?

1. Series C

Amount Raised: $200 Million
Date: Jan 2022
Lead Investors: 8VC, Bedrock, Broom Ventures, Gaingels, StepStone Group, Piedmont Capital Partners, Red Cell Partners, EPIQ
Motivation: To scale AI-powered directed-energy systems and expand global defense partnerships.

2. Grant (Prize Money)

Amount Raised: $243,000
Date: Dec 2021
Lead Investors: National Science Foundation
Motivation: To fund R&D projects in energy-efficient defense technologies.

3. Series C

Amount Raised: $57.3 Million
Date: Oct 2020
Motivation: To develop solid-state microwave systems for counter-electronics applications.

4. Series B

Amount Raised: $70 Million
Date: Sept 2020
Lead Investors: Bedrock, Greenspring Associates, Piedmont Capital Partners, 8VC, Broom Ventures
Motivation: To advance scalable high-power microwave systems for tactical defense.

5. Series A

Amount Raised: $17.4 Million
Date: Oct 2019
Lead Investors: 8VC
Motivation: To initiate the development of high-power microwave platforms and expand the technical team.

Total Funding Raised: $595 Million
Current Valuation : $1.35 Billion (as of February 2022)
Latest Funding Date: Oct 2025

Key Investors

1. 8VC

Details: 8VC is a venture capital firm co-founded by Joe Lonsdale, who also co-founded Epirus. The firm invests in high-impact technology companies.
Investment Focus Areas: Defense, technology, healthcare, enterprise software.
Notable Investments: Palantir, Guardant Health, Wish.

2. Washington Harbour Partners

Details: A Washington, D.C.–based investment firm focusing on strategic investments across defense and high-growth sectors.
Investment Focus Areas: Defense, technology, financial services.

3. T. Rowe Price

Details: A global investment management firm headquartered in Baltimore, managing mutual funds and institutional portfolios.
Investment Focus Areas: Technology, healthcare, financial services.
Notable Investments: Tesla, Amazon, Google.

4. National Science Foundation (NSF)

Details: A U.S. government agency funding fundamental research and innovation in science and engineering.
Investment Focus Areas: Research, education, technology innovation.

5. Bedrock

Details: A venture capital firm investing in early-stage technology ventures that reshape industries.
Investment Focus Areas: Technology, software, consumer platforms.
Notable Investments: Figma, RigUp, Cameo.

Where Is Epirus’s Headquarters?

Epirus is headquartered in Los Angeles, California, a strategic hub for the aerospace and defense industry. Its proximity to major defense contractors, government agencies, and research institutions provides strong collaboration opportunities, enabling rapid prototyping, testing, and deployment of defense technologies.

What’s Next for Epirus?

Epirus aims to strengthen its role as a pioneer in directed-energy defense systems by scaling production and extending its reach into international markets. The recent Series D funding will be used to enhance anti-drone capabilities, expand its AI-powered energy systems, and establish a simulation and training center in Oklahoma. This strategic growth positions Epirus as a key force in shaping the future of defense innovation.

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