TransDigm Group Incorporated (NYSE:TDG) signed a binding Stock Purchase Agreement to acquire Victor Sierra Aviation Holdings LLC and Jet Parts Engineering, LLC from Vance Street Management LLC for $2.2 billion on January 16, 2026. A cash consideration of $2.2 billion will be paid by TransDigm Group Incorporated. As part of consideration, $2.2 billion is paid towards common equity of Victor Sierra Aviation Holdings LLC and Jet Parts Engineering, LLC. As of February 9, 2026, TransDigm Group Incorporated announced that its wholly-owned subsidiary, TransDigm Inc., is planning, subject to market and other conditions, to offer an incremental $2,000 million of new debt. The offering is expected to be comprised of $1,000 million of new senior subordinated notes and $1,000 million of new term loans to be launched concurrently. TransDigm Group intends to use the net proceeds of the incremental debt, together with cash on hand, to fund the aggregate purchase price of the previously announced and expected acquisitions of (i) Stellant Systems, Inc. and (ii) Jet Parts Engineering and Victor Sierra Aviation Holdings (collectively, the ?Acquisitions?) and for related transaction fees and expenses.

For the period ending December 31, 2025, Victor Sierra Aviation Holdings LLC and Jet Parts Engineering, LLC combinedly reported total revenue of $280 million.

The transaction is subject to approval by regulatory board / committee.

Harris Williams LLC acted as financial advisor for Victor Sierra Aviation Holdings LLC, Jet Parts Engineering, LLC and Vance Street Management LLC. Jason M. Rednour and Ziemowit Smulkowski of Paul Hastings LLP acted as legal advisor for Victor Sierra Aviation Holdings LLC, Jet Parts Engineering, LLC and Vance Street Management LLC. Baker & Hostetler LLP acted as legal advisor for TransDigm Group Incorporated.

TransDigm Group Incorporated (NYSE:TDG) completed the acquisition of Victor Sierra Aviation Holdings LLC and Jet Parts Engineering, LLC from Vance Street Management LLC on April 7, 2026.