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 ...