# TransDigm to acquire Jet Parts Engineering and Victor Sierra Aviation for $2.2B

TransDigm Group has entered into a definitive agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings from Vance Street Capital for approximately $2.2 billion in cash. The companies are aerospace aftermarket parts suppliers.

- Type: Acquisition
- Announced: 2026-01-16
- Where: United States
- Value: $2.20B
- Status: announced
- Products: OEM-alternative parts, PMA components, aftermarket parts
- Sectors: [Aerospace Components](https://endata.com/sectors/aerospace-components.md)

## Companies

- [Transdigm](https://endata.com/companies/4650.md) (acquirer)
- [Jet Parts Engineering](https://endata.com/companies/9948.md) (target)
- [Vance Street Capital](https://endata.com/companies/9950.md) (investor)
- [Vance Street Capital](https://endata.com/companies/9950.md) (partner)
- [Victor Sierra Aviation Holdings](https://endata.com/companies/79204.md) (target)

## Sources

- [prnewswire.com](https://www.prnewswire.com/news-releases/transdigm-announces-acquisition-of-jet-parts-engineering-and-victor-sierra-aviation-holdings-302663340.html), 2026-01-16: "We are excited to have an agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, two premier aerospace aftermarket businesses."
- [barchart.com](https://www.barchart.com/press-releases/37082227/transdigm-announces-acquisition-of-jet-parts-engineering-and-victor-sierra-aviation-holdings), 2026-01-16: "We are excited to have an agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, two premier aerospace aftermarket businesses."
- [transdigmgroupinc.gcs-web.com](https://transdigmgroupinc.gcs-web.com/news-releases/news-release-details/transdigm-announces-acquisition-jet-parts-engineering-and-victor/), 2026-01-16: "We are excited to have an agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, two premier aerospace aftermarket businesses."
- [pehub.com](https://www.pehub.com/transdigm-to-acquire-vance-street-backed-jet-parts-engineering-and-vsa-for-2-2bn/), 2026-01-16: "Vance Street Capital LLC is pleased to announce that it has signed a binding Stock Purchase Agreement to sell two of its portfolio companies, Jet Parts Engineering and Victor Sierra Aviation Holdings, to TransDigm Group Incorporated for $2.2 billion."
- [vancestreetcapital.com](https://vancestreetcapital.com/news/2026/01/vance-street-capital-agrees-to-sell-jet-parts-engineering-and-victor-sierra-aviation-to-transdigm-for-2-2-billion/), 2026-01-16: "Vance Street Capital LLC is pleased to announce that it has signed a binding Stock Purchase Agreement to sell two of its portfolio companies, Jet Parts Engineering and Victor Sierra Aviation Holdings, to TransDigm Group Incorporated for $2.2 billion."
- [wsj.com](https://www.wsj.com/articles/transdigm-to-buy-jet-parts-engineering-victor-sierra-aviation-for-2-2-billion-6ad7736a?eafs_enabled=), 2026-01-16: "TransDigm Group agreed to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings from private-equity firm Vance Street Capital for about $2.2 billion in cash."
- [finance.yahoo.com](https://finance.yahoo.com/news/tdg-buy-jet-parts-engineering-130700118.html), 2026-01-19: "TransDigm Group, Inc. TDG recently revealed that it has inked an agreement to acquire Jet Parts Engineering and Victor Sierra Aviation Holdings, portfolio companies of Vance Street Capital, for nearly $2.2 billion in cash."
- [finance.yahoo.com](https://finance.yahoo.com/news/transdigm-expands-aftermarket-reach-stellant-121152792.html), 2026-02-01: "The Stellant Systems deal at roughly US$960m and the Jet Parts Engineering and Victor Sierra Aviation package at about US$2.2b together represent a sizeable extension of TransDigm Group's high-margin, aftermarket-focused model."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.