Cranfield University is a UK postgraduate research university specialising in engineering, technology, and management, with strong links to industry. It has a major aviation and aerospace focus, offering specialist training, research, and consultancy to airlines, airports, and aerospace organisations.

Crew Training International (CTI) provides customised aviation and defence training solutions including aircrew instruction, simulator operations, courseware development and human-factors / crew resource management training for military and commercial aviation organisations.
CTI Professional Flight Training is an FAA Part 141-approved flight academy offering pilot training from private licence through to commercial and airline pathways. The school provides structured, accelerated flight training programs, airline partnerships, and career support to help students become professional pilots.
Dana Group is a leading Nigerian conglomerate with over 50 years of experience, operating across industries such as manufacturing, healthcare, automotive, and aviation. The company delivers a wide range of products and services through its diversified portfolio, contributing significantly to industrial development and economic growth in Nigeria.
DAS Aviation is an FAA Part 145 certified repair station specialising in aircraft structural repairs, component overhaul, and composite and sheet metal work for commercial, business, and military aircraft. The company also provides engineering support, parts supply, and mobile repair services to minimise aircraft downtime.
Debevoise & Plimpton is a leading international law firm providing legal advisory across finance, M&A, private equity, and complex transactions. The firm has a strong aviation practice, advising airlines, lessors, and financial institutions on aircraft financing, leasing, restructuring, and large-scale aviation transactions.
Deloitte is a global professional services firm providing consulting, audit, financial advisory, risk, tax, and legal services to organisations worldwide. It supports the aviation sector with strategy, digital transformation, operations, and finance advisory for airlines, airports, and aerospace companies.
Deutsche Bank is a global investment bank and financial services provider offering corporate banking, capital markets, and asset financing solutions worldwide. The bank has a significant aviation finance business, providing structured loans, asset-backed financing, and funding for airlines, lessors, and aviation assets.
DHL is a global logistics and express delivery company providing international shipping, freight, and supply chain solutions across air, sea, and land. It operates a large global air cargo network through DHL Aviation, transporting goods worldwide and supporting industries including aerospace with time-critical logistics and AOG services.
DBJ is a Japanese government-owned financial institution that provides long-term financing, investment, and advisory services to support economic development and key industries. The bank is active in aviation finance, funding aircraft purchases, supporting airlines, and investing in aerospace projects globally.
EastMerchant is a German aviation finance and asset management company specialising in aircraft leasing, structured finance, and transaction advisory. The firm supports airlines, lessors, and investors with aircraft acquisitions, financing, and portfolio management across global aviation markets.
Egis is a global engineering and consulting firm that provides aviation advisory, airport design, air traffic management, and operational services to airports, regulators, and aviation stakeholders. The company supports the full lifecycle of aviation projectsโfrom strategy and planning to infrastructure design and airport operationsโacross more than 100 countries.