Verified Nov 2026
Other
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Vergennes, Vermont
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Since
Simmonds Precision Products is an aerospace and defense manufacturer headquartered in Vergennes, Vermont, United States. It designs and builds sensing, control, and health monitoring systems, including fuel sensing and proximity sensing products for aircraft and defense platforms. The company reports an estimated 500-1,000 employees and revenue of roughly $250-500 million, and it serves the aerospace, military-defense, and automotive industries. In October 2025, TransDigm completed its acquisition of the Simmonds Precision Products business from RTX Corporation, which was announced in June 2025 and valued at $765 million.
Simmonds Precision Products at a glance
Revenue
$250-500M
Est. band
Employees
500-1,000
Headquarters
Vergennes, Vermont
Certifications
AS9100 · ISO 9001 · Nadcap
Industries
Automotive
Military & Defense
Aerospace
Overview
Simmonds Precision Products is an aerospace and defense manufacturer headquartered in Vergennes, Vermont, United States. It designs and builds sensing, control, and health monitoring systems, including fuel sensing and proximity sensing products for aircraft and defense platforms. The company reports an estimated 500-1,000 employees and revenue of roughly $250-500 million, and it serves the aerospace, military-defense, and automotive industries. In October 2025, TransDigm completed its acquisition of the Simmonds Precision Products business from RTX Corporation, which was announced in June 2025 and valued at $765 million.
At a glance
Attribute | Detail |
|---|---|
Headquarters | Vergennes, Vermont |
Employees | 500-1,000 |
Revenue | $250-500M (estimated) |
Certifications | AS9100 · ISO 9001 · Nadcap |
What Simmonds Precision Products makes
The company holds AS9100, ISO 9001, and Nadcap certifications and lists assembly among its products and capabilities.
Products and capabilities described on the company's own site include Assembly (source: simmondsprecision.com).
Certifications
Simmonds Precision Products is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
AS9100 — simmondsprecision.com
ISO 9001 — cleat.ai
Nadcap — simmondsprecision.com
Latest developments
2026-08-07 — Repair of C-130 Liquid Indicator | HillSignal — HillSignal (hillsignal.com)
2025-10-07 — TransDigm Finalizes $765M Acquisition of RTX's Simmonds (govconwire.com)
2025-10-06 — TransDigm Completes Acquisition of the Simmonds Precision Products, Inc. Business of Goodrich Corporation from RTX Corporation (prnewswire.com)
2025-10-03 — HeliHub.com : Simmonds awarded $11.7M Contract for UH-60 Actuator Overhaul - HeliHub.com (helihub.com)
2025-06-30 — TransDigm Announces Acquisition of the Simmonds Precision Products, Inc. Business of Goodrich Corporation from RTX Corporation - TransDigm Group Inc. (gcs-web.com)
Facilities
Simmonds Precision Products is headquartered in Vergennes, Vermont. Public sources also reference these locations:
Vergennes, Vermont — prnewswire.com
Company details
The business became part of TransDigm following the October 2025 acquisition from RTX Corporation, and the company is privately held. Simmonds Precision Products has an estimated 500-1,000 employees, and is headquartered in Vergennes, Vermont.
Frequently asked questions
What does Simmonds Precision Products do?
Simmonds Precision Products is an aerospace and defense manufacturer headquartered in Vergennes, Vermont, United States. It designs and builds sensing, control, and health monitoring systems, including fuel sensing and proximity sensing products for aircraft and defense platforms. The company reports an estimated 500-1,000 employees and revenue of roughly $250-500 million, and it serves the aerospace, military-defense, and automotive industries. In October 2025, TransDigm completed its acquisition of the Simmonds Precision Products business from RTX Corporation, which was announced in June 2025 and valued at $765 million.
Where is Simmonds Precision Products headquartered?
Simmonds Precision Products is headquartered in Vergennes, Vermont (100 Panton Rd, Vergennes, Vermont, 05491-1008).
How big is Simmonds Precision Products?
Simmonds Precision Products has an estimated 500-1,000 employees, with revenue in the $250-500M range (estimated).
What certifications does Simmonds Precision Products hold?
Simmonds Precision Products lists AS9100 · ISO 9001 · Nadcap on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
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