| Company/Name | Location | Other services |
| AAMI | USA | On-site tech representation, safety assessments, finance/strategic planning, surveys, audits, tech services, portfolio management, tax letters, remarketing support, legal support and testimony |
| ACI Aviation Consulting | USA | Asset management/sales, tech/general consulting, financial services, security & investigations |
| AECCS | Pakistan | On-site tech representation, Aircraft/Engines physical and BSI inspections for transactions, records audits, technical assistance in lease/purchase/sale , periodic asset inspections/audits |
| Aerospace International Leases | USA | Legal |
| Air Appraisal Company | USA | TBA |
| Airclaims | UK | TBA |
| Aircraft Appraisers International | USA | - |
| Aircraft Information Services | USA | Aircraft/Engine Lease Reviews, Expert Witness, Asset Management, Price Guides, Online Valuations |
| Aircraft Value Analysis Co. | UK | Market/historical analysis |
| Airframe & Engine Surveyors | USA | TBA |
| AMS | USA | Technical/ops audits, Marketing and Sales support |
| Ariel Aviation | USA | Asset management, consulting, tech services, funding & acquisitions, sales & marketing, litigation experts |
| Arvai Group | USA | Market research, litigation support |
| Ascend Worldwide | UK | Operator assessments/audits, aircraft inspections, technical audits, market analysis |
| Aviation Specialists Group | USA | Analysis of long-term risk aspects of financing/investing in specific airliners, on-site physical inspections and records audits, aircraft purchase/sale technical and negotiations assistance |
| Avicor Aviation | USA | Acquisition Services, Aviation Consulting, Flight Department setup, Operations Consulting, Aircraft Selection & Analysis, Market/Feasibility Studies, Aviation Business Plans, Strategic Planning |
| Avionco | Canada | TBA |
| Avitas | USA | Asset management, maintenance/technical consulting, business planning/strategy |
| Avsource Group | USA | DAR/DER services, tech audits |
| bci Jets | USA | Acquisition/maintenance/ops consulting |
| Becker William C. | USA | - |
| BK Associates | USA | Aircraft inspections/audits, market studies, expert witness testimony |
| Burke Thomas E. | USA | - |
| Collateral Verifications | USA | Aircraft inspections/acquisitions, aircraft/engines management |
| DVB | Germany | Financing, asset management (bank) |
| East Air | USA | Asset/spare parts management, tech procurement, MRO services |
| Feir Jack B. | USA | - |
| Fintech Aviation Services | Switzerland | Asset management, aircraft/documentation surveys, tech/commercial advisory |
| Harris Patrick | USA | Asset management, business development, debt & equity, negotiation |
| HMG Aviation | USA | Asset management, business development, debt & equity, litigation support/negotiation |
| IASG | UK | "Above wing" services, airworthiness/technical commercial/inventory/engine support |
| IBA | UK | Asset/technical/engines/docs/reliability/tech records management, lessor/operators consulting |
| Lynch Bryant E. | USA | Boeing employee |
| MBA | USA | Advisory services, asset management, IATA ops safety audits, business/safety/regulatory consulting |
| Northstar Aviation Services | USA | TBA |
| OAG Aviation Solutions | USA | Asset management, start-up consultancy |
| PAFS Inc. | USA | Securitisation, financial services, consulting |
| Patrick Trant | UK | On-site tech representation, surveys, tech services, aircraft inspections/acquisitions, technical audits, analysis of long-term risk aspects, records audits, aircraft purchase/sale technical and negotiations assistance |
| RBS | UK | Leasing, asset finance, tax leases, structured solutions, capital markets (bank) |
| Reliance Aerospace Solutions | USA | Asset/project/financing management, technical/ops audits |
| Republic | USA | Lease/asset management, part-out programs |
Rubin Stuart J.
Vitale John W. | USA | - |
| Santos Dumont | Ireland | Technical audits, lease management |
| Skyboss Aviation Services | USA | Technical audits, consulting |
| Skyworld Aviation | UK | TBA |
| SH&E | USA | Industry analysis and forecasting, M&As, asset management, remarketing, aircraft interiors management |
| Sterling Pacific | USA | Asset management, tech services |
| Trevett John | UK | - |
| Walker Douglas R. | USA | ILFC employee |
| Walker Richard O. | France | Airbus employee |
| Web Aeronautical Inc. | USA | Aircraft/engines physical inspections, records audits, boroscope inspections |
| Worldwide Aviation Consulting | UK | Aircraft and engines physical inspections, records audits, expert witness |
