OakTree Aviation Services provides independent aircraft appraisal services with on-site inspection capability and valuation reporting prepared for lender, legal, and fiduciary reliance.
Our appraisal practice is structured to support assignments where geographic location matters, including bank financing transactions in which the lender may be located outside the region where the subject aircraft is based.
All appraisal reports are developed in compliance with the Uniform Standards of Professional Appraisal Practice (USPAP) and supported by PAAO analytical methodology, with clearly defined intended use, intended user, scope of work, and effective date.
Banks and attorneys frequently require aircraft appraisers with local inspection capability when the subject aircraft is located in a specific region. Proximity to the aircraft supports timely inspections, familiarity with regional market conditions, and defensible reporting.
Our service area structure reflects how aircraft appraisal assignments are actually initiated and relied upon.
We provide aircraft appraisal services throughout Southern California, including on-site inspections at public-use airports, private facilities, and maintenance providers across the region.
We perform aircraft appraisals statewide, including Northern, Central, and Southern California. Assignments are commonly prepared for bank underwriting, estate matters, and legal proceedings involving aircraft based within California.
In addition to regional service areas, we provide nationwide aircraft appraisal services for general aviation and business aviation aircraft. National assignments are commonly performed for:
Nationwide assignments are structured to accommodate inspection logistics, market conditions, and reporting requirements specific to the aircraft’s location.
Our service area coverage applies to the following aircraft categories:
Our practice is limited to general aviation and business aviation aircraft. We do not provide appraisal services for airliners or airline fleet assets.

Regardless of service area, each appraisal assignment applies consistent valuation methodology, documentation standards, and market analysis appropriate to the aircraft type and intended use of the appraisal.
Regional factors such as buyer depth, liquidity, and inspection logistics are addressed explicitly when relevant to the valuation conclusion.
For questions about service area coverage or inspection availability, please get in touch with us to discuss assignment requirements.
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