Verified Nov 2026
Powertrain & Drivetrain
·
Williamsport, Pennsylvania
·
Since 1929
Lycoming Engines makes horizontally opposed, air-cooled piston engines for general aviation, military training aircraft, rotary-wing aircraft, and unmanned aerial systems, with output from 115 to 400 HP. The company is headquartered in Williamsport, Pennsylvania, was founded in 1929, and employs roughly 500 to 1,000 people. It operates as a division of Avco Corporation, a Textron Systems subsidiary. Its customers span the automotive, electric-vehicle, aerospace, defense, and industrial equipment sectors. Recent reporting includes a Williamsport Sun-Gazette feature on safety and quality priorities at the company.
Lycoming Engines at a glance
Revenue
$100-250M
Est. band
Employees
500-1,000
Founded
1929
Headquarters
Williamsport, Pennsylvania
Certifications
AS9100 · ISO 9001 · Nadcap
Import activity
1065
Industries
Automotive
Electric Vehicles
Military & Defense
Industrial Equipment
Aerospace
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
1065
Named foreign suppliers
50
Top origins
Australia · United Kingdom · Belgium · Italy
Shared foreign counterparties do not establish that these companies buy from Lycoming Engines.
What this tells a buyer
No customs data is available for the company, but a Williamsport Sun-Gazette report dated November 2, 2026 covered the company's stated safety and quality priorities.
The company's listed capabilities include machining, assembly, and electronics work, and it holds AS9100, ISO 9001, and Nadcap certifications.
It is a division of Avco Corporation, which is owned by Textron Systems, and the record estimates annual revenue between $100 million and $250 million.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
97 years in operation (founded 1929).
Holds AS9100, ISO 9001, Nadcap certification(s) per public sources.
Overview
Lycoming Engines makes horizontally opposed, air-cooled piston engines for general aviation, military training aircraft, rotary-wing aircraft, and unmanned aerial systems, with output from 115 to 400 HP. The company is headquartered in Williamsport, Pennsylvania, was founded in 1929, and employs roughly 500 to 1,000 people. It operates as a division of Avco Corporation, a Textron Systems subsidiary. Its customers span the automotive, electric-vehicle, aerospace, defense, and industrial equipment sectors. Recent reporting includes a Williamsport Sun-Gazette feature on safety and quality priorities at the company.
At a glance
Attribute | Detail |
|---|---|
Founded | 1929 |
Headquarters | Williamsport, Pennsylvania |
Employees | 500-1,000 |
Revenue | $100-250M (estimated) |
Primary capability | Powertrain & Drivetrain |
Certifications | AS9100 · ISO 9001 · Nadcap |
What Lycoming Engines makes
The company's listed capabilities include machining, assembly, and electronics work, and it holds AS9100, ISO 9001, and Nadcap certifications.
Products and capabilities described on the company's own site include Machining, Assembly, Electronics (source: lycoming.com).
Certifications
Lycoming Engines is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
AS9100 — lycoming.com
ISO 9001 — airframer.com
Nadcap — airframer.com
Trade and customs footprint
No customs data is available for the company, but a Williamsport Sun-Gazette report dated November 2, 2026 covered the company's stated safety and quality priorities. US customs bill-of-lading records list 1065 inbound shipments across 50 foreign suppliers, with top origins including Australia · United Kingdom · Belgium · Italy.
Latest developments
2026-11-02 — Safety, quality top priorities for Lycoming Engines - Williamsport Sun-Gazette (sungazette.com)
2026-09-14 — SAM #RFQCT2600534A2 - FAA AAQ-600 | Govly (govly.com)
2026-08-13 — Lycoming County projects awarded with Redevelopment Assistance Capital Program grants | News | northcentralpa.com (northcentralpa.com)
2026-07-18 — $4 million in grants coming to Lycoming County area - Williamsport Sun-Gazette (sungazette.com)
2026-07-17 — Yaw, Flick: $4 Million to Support Workforce Training, Manufacturing and Public Safety Projects in Lycoming County - Senator Yaw (senatorgeneyaw.com)
2025-11-08 — Lycoming Engines continues tradition - Williamsport Sun-Gazette (sungazette.com)
Company details
It is a division of Avco Corporation, which is owned by Textron Systems, and the record estimates annual revenue between $100 million and $250 million. Lycoming Engines was founded in 1929, has an estimated 500-1,000 employees, and is headquartered in Williamsport, Pennsylvania. On the LightSource stability read it is rated "Established & active": 97 years in operation (founded 1929). Holds AS9100, ISO 9001, Nadcap certification(s) per public sources.
Frequently asked questions
What does Lycoming Engines make?
Lycoming Engines makes horizontally opposed, air-cooled piston engines for general aviation, military training aircraft, rotary-wing aircraft, and unmanned aerial systems, with output from 115 to 400 HP. The company is headquartered in Williamsport, Pennsylvania, was founded in 1929, and employs roughly 500 to 1,000 people. It operates as a division of Avco Corporation, a Textron Systems subsidiary. Its customers span the automotive, electric-vehicle, aerospace, defense, and industrial equipment sectors. Recent reporting includes a Williamsport Sun-Gazette feature on safety and quality priorities at the company.
Where is Lycoming Engines headquartered?
Lycoming Engines is headquartered in Williamsport, Pennsylvania (652 Oliver Street, Williamsport, Pennsylvania, 17701).
When was Lycoming Engines founded?
Lycoming Engines was founded in 1929.
How big is Lycoming Engines?
Lycoming Engines has an estimated 500-1,000 employees, with revenue in the $100-250M range (estimated).
What certifications does Lycoming Engines hold?
Lycoming Engines lists AS9100 · ISO 9001 · Nadcap on its website. Confirm the certified scope for the specific plant producing your part.
Does Lycoming Engines import from overseas suppliers?
US customs bill-of-lading records show 1065 inbound shipments for Lycoming Engines, with top origins including Australia · United Kingdom · Belgium · Italy.
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Last verified Nov 2026. Is this your company? Request a correction.
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