Registered agents behind US business aircraft4,519 aircraft are registered at 70 addresses shared by five or more different owners. These registered-agent companies were matched by their own published office address.
Business jets
Turboprops
Corporation Service Company (CSC)Wilmington, Delaware267
The Corporation Trust Company (CT Corporation)Wilmington, Delaware146
Harvard Business ServicesLewes, Delaware138
Business Filings IncorporatedWilmington, Delaware125
Incorporating ServicesDover, Delaware78
Aircraft owned by an LLC or corporation whose mailing address is the agent’s office. Trust companies are counted under trustees. Other shared addresses are counted but not named.
Source: FAA Releasable Aircraft Database, file of October 5, 2026. Counted by Radar (useradar.com).