C-130 Hercules flying above the clouds at sunrise

HMK CAPITAL LLC · Newport Beach, California

Private Financing for Allied Defense Aviation

Financing and leasing for military aircraft, helicopters, simulators and training centers, helping allied defense organizations address acquisition and training needs.

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Defense-onlyFinancing specialization

U.S.-madeAircraft, helicopters & simulators

35+Aircraft & engine acquisitions negotiated by our CEO

25+ yrsCEO experience in aerospace & finance

Start with your requirement

What do you need to finance?

Select a requirement to go straight to the matching financing service.

We need to acquire or lease aircraft or helicopters.Aircraft & Helicopter FinancingOperating and finance leases, sale-leasebacks and hybrid structures. We need full-motion simulators.Simulator FinancingD-class full-motion simulators and training devices. We want a national Center of Excellence.Center of Excellence PartnershipsTraining, operations and logistics, with no upfront government investment. We need to sustain our fleet.MRO & Sustainment FinancingRepair cycles, spare-parts inventory and MRO facilities. We need to bridge an FMS program.Structured Capital & FMSFMS bridge facilities, G2G financing and cross-border credit. We are an institutional investor.For InvestorsManaged access to asset-backed defense and infrastructure opportunities.

Financing solutions

Financing the full defense capability lifecycle

The aircraft, the simulators and training centers that prepare crews to fly them, and the maintenance and spare-parts infrastructure that keeps them mission-ready. Every structure is subject to the applicable U.S. Government export approvals.

Crew chief launching a C-130J Super Hercules

Aircraft & helicopters

Defense aviation leasing & financing

What we finance: U.S.-manufactured fixed- and rotary-wing aircraft, including the C-130J, KC-130J and UH-60M Black Hawk, through operating and finance leases, sale-leasebacks and hybrid structures.
Who we support: Allied air forces, armies and defense ministries introducing, expanding or renewing a fleet.

Discuss aircraft financing →

Simulators

Full-motion simulator financing

What we finance: D-class full-motion flight simulators and training devices, as standalone acquisitions or as part of a Center of Excellence.
Who we support: Air forces and training organizations that want crews to train more often in the simulator, preserving operational aircraft for missions and reducing reliance on live flying hours for many training events.

Discuss simulator financing →

Ground crew preparing a C-17 Globemaster for a mission at dusk

Sustainment & infrastructure

MRO, sustainment & infrastructure financing

What we finance: Repair cycles, spare-parts inventory, MRO facility development, training centers and supporting infrastructure.
Who we support: Operators working to raise aircraft availability and sustain their fleets over the long term.

Discuss sustainment financing →

Structured capital

FMS, G2G & structured credit

What we finance: FMS bridge facilities, direct commercial sale financing, government-to-government program financing and cross-border structured credit, with advisory on sovereign financing structures that preserve liquidity and national ownership.
Who we support: Defense ministries procuring U.S. systems through Foreign Military Sales or direct commercial sales.

Discuss structured financing →

Center of Excellence partnerships

Build a national Center of Excellence with no upfront government investment

HMK CAPITAL provides the private funding; HMK USA designs, builds and operates the center for training, operations and logistics support.

Private funding

Simulators, training aircraft, helicopters and facilities funded by HMK CAPITAL.

Ownership transfer

Long-term partnerships, with the option to transfer ownership to the host nation.

Regional reach

Open to allied operators across the region, creating high-skill local employment.

In developmentKingdom of Bahrain

Bahrain Defense Training Center of Excellence

A privately funded regional center for C-130J, UH-60M Black Hawk, F-16 Block 70 and Special Operations training, open to the Kingdom of Bahrain, GCC partners and U.S. allies. The center is designed to support the defense-cooperation objectives of the 2023 U.S.–Bahrain Comprehensive Security Integration and Prosperity Agreement (C-SIPA); it is not a formal designation or endorsement under that agreement.

C-130JUH-60M Black HawkF-16 Block 70Special Operations

ProposedRepublic of Colombia

Tolemaida Center of Excellence

A proposed long-term partnership with the Colombian Army: a proposed funding model for military-configured simulators and UH-60M Black Hawk training helicopters, with ownership transferring to the Army at the end of the term.

UH-60M Black HawkSimulatorsOwnership transfer

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Global presence

Newport Beach to Bahrain

HMK CAPITAL LLC and HMK USA LLC share their Global Headquarters (GHQ) in Newport Beach, California. HMK USA’s MENA Headquarters in the Kingdom of Bahrain is the group’s regional gateway to U.S. defense technologies and training.

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Why HMK CAPITAL

Defense financing grounded in how aircraft are flown and maintained

Defense-only specialization

Every structure is built around military aviation assets, defense programs and U.S. export rules.

An operator’s perspective

Through HMK USA, the group has operated and trained on the C-130J in Bahrain since 2019, so financing reflects real operating and maintenance requirements.

Works alongside FMS and DCS

Financing can be structured for Foreign Military Sales, direct commercial sales and government-to-government programs, subject to U.S. Government approval.

One group, full lifecycle

Financing from HMK CAPITAL, training and operations from HMK USA, and parts and logistics from HMK Materials.

Compliance first

Transactions are executed with U.S.-allied customers under U.S. export control requirements.

Aviation asset expertise

Leadership experience in aircraft and engine acquisitions, valuation and long-term maintenance agreements.

Capability assessmentOperational requirement, fleet plan, training pipeline and budget constraints.
Financial structuringLease, loan or hybrid structure and the sovereign financing approach.
Approvals & capitalU.S. Government export authorizations and institutional capital.
Acquisition & deploymentDelivery of aircraft, helicopters and simulators; infrastructure build.
Lifecycle managementAsset management, sustainment, training and agreed ownership transfer.

Institutional investors

Access to asset-backed defense and infrastructure opportunities

HMK CAPITAL is building a platform for institutional investors seeking exposure to strategic, asset-backed defense aviation and infrastructure opportunities in the Gulf and Latin America.

Explore institutional investment opportunities

Information on this site is for general purposes only and is not an offer to sell or a solicitation to buy any security.

The assetsU.S.-manufactured military aircraft, helicopters, simulators and training infrastructure leased or financed to allied governments.
The structuresLeases, structured finance, public-private partnerships and hybrid equity for long-duration funding.
How to participateQualified investors can contact HMK CAPITAL to discuss specific opportunities, governance and reporting.
Regional alignmentSupporting Bahrain’s Economic Vision 2030 and allied defense modernization.

Experience

Group delivery, projects in development and leadership experience

Delivered · HMK group

C-130J aircrew & training

Delivered by HMK USA for a GCC air force since 2019: instructor pilots, loadmasters and engineers supporting continuous operations and training.

In development or proposed · HMK CAPITAL

Bahrain Defense Training Center of ExcellenceIn development

Private funding model for a regional C-130J, UH-60M Black Hawk, F-16 Block 70 and Special Operations training center.

Tolemaida Center of Excellence, ColombiaProposed

Proposed funding model for UH-60M Black Hawk simulators and training helicopters, with ownership transfer to the Colombian Army.

Leadership experience · prior to HMK

Fleet acquisitions & financing

As President & CEO of Oasis Aviation, Dr. Rezaei led aircraft fleet acquisitions, financing and asset management for lessors.

Aircraft & engine transactions

Acquisition negotiations for more than 35 aircraft and engines at GA Telesis, GE Aviation and Oasis Aviation.

Long-term maintenance agreements

Power-by-the-hour engine maintenance agreements at Pratt & Whitney for Middle East and South Asian operators.

Dr. Hooman Rezaei, Founder and Chief Executive Officer of HMK CAPITAL

Leadership

Dr. Hooman Rezaei, Founder & CEO

Dr. Rezaei combines more than 25 years of aircraft and engine transactions, asset management and aviation finance with direct experience operating and sustaining military aircraft, so every structure HMK CAPITAL designs is grounded in how the assets are flown and maintained.

Founder and CEO of HMK USA, delivering C-130J and KC-130J aircrews and training to a GCC air force since 2019
President & CEO of Oasis Aviation and Mature Aircraft & Engine Acquisition Director at GE Aviation
Eight years at Pratt & Whitney in propulsion engineering and fleet sustainment
Ph.D., Mechanical Engineering (Michigan State University); M.S., Management (Finance) (Rensselaer Polytechnic Institute)

View Dr. Rezaei’s LinkedIn profile

Dr. Rezaei also founded the International Aircraft Engine Association (2008), an independent professional association. Its members are not HMK employees or contractors.

FAQ

Frequently asked questions

What is HMK CAPITAL?

HMK CAPITAL LLC is a defense-focused finance company based in Newport Beach, California. It structures and manages private capital so that U.S.-allied governments can acquire U.S.-manufactured military aircraft, helicopters, full-motion simulators and defense training infrastructure.

Can an air force lease military aircraft or helicopters?

Yes. HMK CAPITAL offers operating leases, finance leases, sale-leasebacks and hybrid structures for export-authorized U.S. military aircraft and helicopters, such as the C-130J, KC-130J and UH-60M Black Hawk, subject to U.S. Government approval.

Does HMK CAPITAL finance flight simulators?

Yes. HMK CAPITAL finances D-class full-motion flight simulators and other training devices, as standalone acquisitions or as part of a Center of Excellence.

How does HMK CAPITAL work with FMS?

HMK CAPITAL can provide private financing for FMS, direct commercial sale and government-to-government programs, including FMS bridge facilities, subject to U.S. Government approval.

What is a Center of Excellence partnership?

A long-term agreement in which HMK CAPITAL funds, and HMK USA builds and operates, a national or regional center for military training, operations and logistics support. The host government makes no upfront investment and can receive ownership at the end of the term.

How is HMK CAPITAL related to HMK USA?

HMK CAPITAL is the financial arm of the HMK group. HMK USA, a U.S. State Department–licensed defense contractor, provides aircrew, maintenance and special operations training. HMK Materials provides aircraft parts and logistics.

Downloads

Brochures & fact sheets

The HMK CAPITAL brochure in English and Arabic, plus one-page fact sheets for each Center of Excellence program financed by HMK CAPITAL and operated by HMK USA. Choose a language to download.

Company overview

HMK CAPITAL Brochure

Private financing and leasing for military aircraft, helicopters, simulators and training infrastructure for U.S.-allied defense organizations.

Center of Excellence fact sheets

One-page overviews of each training program. Available in English.

Center of Excellence

Bahrain Defense Training Center of Excellence

Fact sheet

C-130J Super Hercules Center of Excellence

Fact sheet

UH-60M Black Hawk Center of Excellence

Fact sheet

F-16 Block 70 Center of Excellence

Fact sheet

Special Operations Center of Excellence

Brochures are provided after a short request form so our team can follow up with the right information.

Contact

Request a confidential consultation

Air forces, defense ministries, manufacturers and institutional investors may contact HMK CAPITAL to discuss acquisition financing, Center of Excellence partnerships or investment participation.

Send your message with the secure form. It goes directly to Dr. Rezaei’s office and is handled in strict confidence; we normally reply within two business days.

Global headquarters (GHQ)Newport Beach, California, USA

MENA headquartersKingdom of Bahrain

HMK CAPITAL

Private financing for U.S. defense aircraft, simulators and training infrastructure.

HMK USA

Aircrew, maintenance and special operations training for allied forces.

Visit hmkus.com →