Aircraft Maintenance & Financial Services

Discover financial tools, parts, consulting services and digital solutions to support every stage of the aircraft life cycle.

Partnering with Owners & Operators. Supporting all Business Aircraft.

Every day, thousands of aircraft owners, operators and MRO businesses worldwide rely on JSSI to stabilize aircraft maintenance costs, increase residual value, procure parts, inspect assets, manage maintenance events, and make more informed ownership decisions.

Independent Services

Objective Guidance

Relationship Focused Service

There For Our Clients


Experience the JSSI Advantage with personalized attention from your dedicated support team, access to independent advisors, and products tailored to your aircraft or operation. We work for you.

24/7 Global Support

At your service anytime, anywhere. Our team of aviation experts is standing by to assist, wherever you are. From 24/7 AOG coverage and same-day parts shipping to on-site inspections and software support.

TEchnical Expertise

Knowledge and experience from managing 10,000+ maintenance events each year powers a range of advisory and digital services utilized by operators, aircraft brokers, and service providers worldwide.

Decades of Data

We leverage decades of independent maintenance data to power services that support every stage of the aircraft life cycle, from aircraft acquisition and operation to part out.

Explore Products and Services

JSSI Maintenance Programs

For more than 30 years, JSSI has been the leading independent provider of Hourly Cost Maintenance (HCM) Programs to the business aviation industry. Every program delivers the JSSI Advantage to enhance residual value, stabilize maintenance budgets and deliver peace of mind to owners and operators of virtually every make and model of turbine-powered aircraft. We are your independent maintenance advocate.

JSSI Parts & Leasing

From its extensive inventory and parts sourcing capabilities across virtually every make and model of business aircraft to a broad engine and APU lease portfolio, JSSI Parts & Leasing delivers complete parts procurement and supply chain solutions. With 60,000+ lines of stock, your team of parts and engine experts is standing by to rapidly quote or source the quality airplane parts you need.


Powerful data platforms to help you make more informed decisions, from choosing the right aircraft to tracking your maintenance, inventory and MRO projects.

JSSI Advisory Services

Discover a complete range of aircraft advisory services. From desktop and on-site appraisals by our team of ASA-accredited appraisers to technical advice, maintenance event management and aircraft inspections. All powered by decades of independent maintenance data, experience and technical expertise on virtually every make and model of business jet, turboprop and helicopter.

JSSI Aviation Capital

JSSI Aviation Capital offers customized asset-based finance solutions for business aircraft, further enhancing the mid-vintage jet acquisition experience and optimizing investment for aircraft owners and operators. Underpinned by JSSI’s deep understanding of aircraft maintenance – we partner with the borrower in preserving the value of their asset. Streamlined underwriting & flexible structures to match your purchase or refinancing needs.

We're Trusted by the Best

We provide exceptional service and support to a diverse range of clients, including some of the world’s leading multinational companies, family businesses, governments and private individuals.