TO FORM S-1 REGISTRATION STATEMENT UNDER As filed with the Securities and Exchange Commission on March 16, 2026. Registration No. 333-294156 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 (Exact name of registrant as specified in its charter) THE SECURITIES ACT OF 1933 Madison Air Solutions Corporation (State or other jurisdiction of incorporation or organization) Delaware 3564 41-2529345 (Primary Standard Industrial Classification Code Number) 444 West Lake Street, ...

Table of Contents As filed with the Securities and Exchange Commission on March 9, 2026. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Madison Air Solutions Corporation Jill Wyant Madison Air Solutions Corporation President and Chief Executive Officer 444 West Lake Street, Suite 4460 Chicago, IL 60606 (312) 262-6374 (Name, address, including zip code, and telephone number, including area code, of ...