Washington · Seed–Growth · 28 people tracked
Also known as LEONID CAPITAL PARTNERS, LLC
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Investment thesis
Leonid Capital Partners provides non-dilutive debt financing to companies serving the U.S. government, defense, and aerospace markets. It targets prime and subcontractors to the federal government, founders and startups holding government contracts, and firms seeking acquisition financing. Offering term loans, revolving credit lines, and acquisition financing, the firm aims to fuel a resurgence in government innovation and support companies across all stages of growth. Its team of engineers, scientists, veterans, and finance professionals works across multiple sectors including defense, aerospace, health, energy, and cybersecurity. Portfolio companies typically raise new equity equal to roughly 1.25 times the size of Leonid's credit facility during the investment period.
Source: firm website, verified Sep 27, 2026.
Team · 28 people
from the firm's websiteCo-Founding Partner of Leonid Capital Partners, a private credit fund supporting the U.S. national security ecosystem. He holds a Ph.D. in Neurobiology and an MBA from USC, with over 15 years of neuroscience research experience and prior leadership roles in private equity across healthcare, financial services, and technology.
Co-Founding Partner who leads the firm's strategic investments in U.S. national defense and space contractors. He has over 25 years of finance and investing experience and previously spent more than a decade as an aerospace and defense engineer and program manager. He holds an MBA from USC and a Bachelor's in Astrophysics from Rice University.
Board member described as a venture capital investor and founder.
Board member, founder and owner of SeaPurity Investments.
VP of Finance and Accounting; previously Director of Finance at Red Mountain Capital Partners and a Senior Associate in PwC's financial services assurance group.
Vice President who previously served as a U.S. Navy officer specializing in direct action operations, later directing R&D for the Navy's Autonomous Vessel Program, and worked as an Associate at BlackRock. He holds a B.A. in Economics and Political Science from Bates College.
Associate who previously worked as a Senior Associate in KPMG's Deal Advisory & Strategy practice supporting private equity clients. He is a licensed CPA with a B.S. from Chapman University and an M.S. in Accounting from USC.
Marketing Associate who previously interned in market research and communications at Tracker + Scout. She holds a B.S. in Psychology from Santa Clara University.
Associate on the underwriting team who spent six years in the Marine Corps as a Scout Sniper and high-risk training instructor. He holds a B.A. in Biology from the University of Kansas and an MBA from USC.
Board member, a Green Beret and CEO of the Special Operations Association of America.
Junior Analyst who completed internships in investment research at Canterbury Consulting and private equity at Allied Legacy Partners. He holds a B.S. in Business Administration and a B.A. in Economics from Chapman University.
Investor Relations Associate who previously served as Director of Investor Relations at MC Companies and Senior Manager of Investor Relations at CG Capital. She holds a B.S. in Finance from Arizona State University's Barrett Honors College.
Board member and retired U.S. Army General serving on Leonid's board.
Analyst based in the Washington, D.C. office who earned a B.A. in Economics from Claremont McKenna College and an M.S. in Management from George Washington University. He previously worked at Econ One Research.
Analyst with experience from Salem Partners' Investment Banking Division working on middle-market M&A, and previously KPMG's Audit practice. He is a licensed CPA and holds a B.S. in Accounting from San Diego State University.
Board member, retired Vice Admiral and President of Winter Strategic Solutions.
Senior Associate who previously was an Investment Associate at a private family office and a Lead Associate in Kroll's technology investment banking group. He holds a B.S. from USC, is a CPA, and holds FINRA Series 79 and 63 licenses.
Board member and retired U.S. Marine Corps General serving on Leonid's board.
Board member and retired U.S. Army General serving on Leonid's board of directors/advisory board.
Board member, a Special Forces Officer and Account Executive Director at Goldman Sachs.
Chief Financial Officer and Chief Compliance Officer who leads financial strategy and oversight. He previously served as SVP Finance at Nano Banc and held senior roles at Goldman Sachs, Tailwind Capital, and Pier Asset Management.
Analyst who previously worked at PwC in assurance services for private equity and hedge fund clients and serves part-time as a UH-60M Black Hawk pilot in the California Army National Guard. He holds a B.A. in Economics and Accounting from UC Santa Barbara.
Board member and retired U.S. Air Force General serving on Leonid's board.
Accounting Associate who previously worked as an Assurance Senior at Ernst & Young focused on private credit fund clients. She is a licensed CPA with a B.A. in Economics and Accounting from UC Santa Barbara.
Chief Operating Officer with decades of operational and financial leadership across private equity, banking, and corporate restructuring. He previously led Lanes Management Services, advising organizations through transitions with a focus on performance improvement.
Chief of Staff with over 15 years of leadership across military health research, government relations, and organizational operations. She was previously a Senior Policy Researcher at RAND and holds a Ph.D. in neuroscience from Brandeis and a B.S. in computer science from Georgetown.
Junior Analyst who completed internships in equity capital markets advisory at ICR Capital and Roberts & Ryan, plus an internship with Leonid. He holds a B.A. in Business Administration from the University of Richmond.
Analyst who completed internships in analytics and fintech focused on data science and financial analysis. He holds a B.A. in Economics from Claremont McKenna College and is pursuing an M.S. in Business Analytics from Villanova.
What they invest in
from 11 of 11 portfolio companiesDeep Tech ×5Defense Tech ×5AI & Machine Learning ×3Hardware ×3IoT ×3Space Tech ×3Cleantech ×2Cybersecurity ×2
HQs:United States×8
Investments · 11 tracked
founders shown can be your intro pathBy year:2026 · 12025 · 12021 · 13 dated
Aclima operates a network of mobile and stationary sensors that measure air pollution and greenhouse gases at block-by-block resolution, and offers analytics software (Aclima Pro) and a free consumer app (air.health) that turn these measurements into environmental data for governments, companies, and communities.
Climate TechConsumerData & InfrastructureDirect to ConsumerE-commerceGovTechIoTSan Francisco, US
Co-investorsCool Climate CollectiveDCVC (Data Collective)Kapor CapitalMPowerRadicle ImpactACVC Partners+6 more
Anivive develops new medicines for companion animals, using software across the drug development process to accelerate the creation of treatments.
AI & Machine LearningBiotechDeep TechHealthtechLong Beach, US
Dylan Balsz(Executive Officer, Director)inDavid Bruyette(Chief Medical Officer)inRobert Bishop(Director)Lynne Doti(Director)Cheryl Collett(Executive Officer)Glenn Stearns(Director)
ION Storage Systems develops solid-state battery technology, including its Cornerstone cell, and ships samples to consumer electronics manufacturers.
CleantechDeep TechEnergyNew MaterialsColumbia, US
Dr. Eric Wachsman(Executive Chair & Co-founder)Jorge Diaz Schneider(CEO)Ravi Abbineni(Chief Financial Officer)
Co-investorsTEDCOAlsop Louie PartnersAlumni VenturesJuvo VenturesVoLo Earth VenturesToyota Ventures
Katalyst designs satellite upgrades and modules that can be deployed flexibly across different orbits via orbital transfer vehicles, robotic servicers, or pre-launch installation.
AI & Machine LearningHardwareRoboticsSpace TechFlagstaff, US
Ghonhee Lee(Executive Officer)
Co-investorsFelicis VenturesFortitude VenturesGeodesic Capital
NALEJ offers Mosaic, an open-source full-stack enterprise platform for AI, machine learning, and edge computing that supports DevSecOps, DataSecOps, AI/ML Ops, cyber, and network operations.
AI & Machine LearningCybersecurityEnterprise Software
Co-investorsSINEWAVE VENTURESTheVentureCity
Pterodynamics develops the Transwing, an aircraft designed to support businesses seeking to reduce their operational environmental impact.
CleantechDefense TechHardwareRoboticsMoorpark, US
Matthew Graczyk(CEO)in
Co-investorsKairos Venture Investments, LlcLavrock Ventures
Rx Bandz develops auto-injector devices and injectable formulations for treatment conditions including anaphylaxis, diabetes, opioid overdose, and other medical emergencies for patients, first responders, and military personnel.
Deep TechHardwareHealthtechMedical DevicesLocust Valley, US
Jessica Walsh(Founder, CEO)in
Co-investorsTexas HALO Fund
Simplesense builds a platform delivering "Continuous Mission Assurance" that provides unified visibility across installation infrastructure and security for defense installation leaders and operations centers.
Defense TechGovTechIoT
Eric Kanagy(Founder)in
BoardHeidi Scheppers(Former Deputy Director, Air Force Security Forces)
Co-investorsWestchester Angels
Leonid Capital Partners is a private investment firm offering term loans, revolving lines of credit, and acquisition financing to companies in the aerospace, defense, and government sectors, positioning itself as a capital provider for the U.S.
Defense TechFintech
Turion Space builds space infrastructure spanning maneuverable spacecraft, mission planning software, and orbital logistics such as refueling and servicing, with capabilities for space domain awareness and rendezvous proximity operations.
Advanced ManufacturingDeep TechDefense TechSpace TechLos Angeles, US
Ryan Westerdahl(Founder)inTyler James Pierce(Founder)inPatryk Wiatr(Founder)inTyler Pierce(Founder)
Co-investorsAngel Collective Opportunity FundAsymmetry VenturesAurelia FoundryBacchus Venture CapitalBeyond Earth VenturesCenter15 Capital+40 more
Xairos develops a space-based quantum timing architecture for global position, navigation, and timing services with sub-nanosecond accuracy, serving transportation, telecommunications, power grids, financial systems, and data centers.
CybersecurityDeep TechDefense TechIoTQuantum ComputingSpace TechLone Tree, US
David Mitlyng(Founder)in
Co-investorsQubits VenturesTechstars
Portfolio news
latest coverage across their companies
Katalyst Space · science.nasa.gov · Aug 11, 2026

Turion Space · latimes.com · Jun 22, 2026
Xairos · xairos.com · Jan 20, 2026
Frequently asked questions
- How many investments has Leonid Capital Partners made?
- Leonid Capital Partners has 11 tracked investments, including 2 dated in the last 24 months.
- What stage does Leonid Capital Partners invest at?
- Leonid Capital Partners invests at the Seed, Series A, Series B, Growth stages.
- What sectors does Leonid Capital Partners focus on?
- Leonid Capital Partners focuses on Advanced Manufacturing, Climate Tech, Cybersecurity, Defense Tech, Energy, GovTech, Healthtech, Quantum Computing, Robotics, Space Tech.
- Where is Leonid Capital Partners located?
- Leonid Capital Partners is headquartered in Washington, US.
- Does Leonid Capital Partners lead rounds?
- Leonid Capital Partners typically participates in rounds rather than leading them.
- Who does Leonid Capital Partners co-invest with?
- Leonid Capital Partners most often shares deals with Alsop Louie Partners, Felicis Ventures, FoundersX Ventures, among 39 tracked co-investors.
Media · Podcasts & interviews
featuring the teamJames Parker, Leonid Capital Partners
SpaceNews · James Parker
Images
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