What departments does JOHN HASSALL, LLC have?

JOHN HASSALL, LLC has employees across 1 departments including Engineering.

What is the largest department at JOHN HASSALL, LLC?

The largest department at JOHN HASSALL, LLC is Engineering with 1 employees.

Where are JOHN HASSALL, LLC employees located globally?

JOHN HASSALL, LLC has employees across 1 continents and 1 countries including United States Of America.

How has JOHN HASSALL, LLC's team size changed over time?

JOHN HASSALL, LLC's team has decreased from approximately 5 to 4 employees based on available data.

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JOHN HASSALL, LLC Employee Directory

Aviation and Aerospace Component ManufacturingNew York, United States11-50 Employees

John Hassall, LLC designs and manufactures custom metal parts and fasteners for aerospace applications. Parts are produced up to 9 inches long with shank diameters from 0.018 to 0.625 inches, using a range of steel grades, stainless steels, non-ferrous alloys, and high-temperature aerospace alloys such as Inconel 718 and Waspaloy. Its processes are oriented toward minimizing material waste, delivering components that are strong, reliable, and more cost-effective than typical screw-machined parts, and the facility carries ISO 9000, AS9100, and Nadcap Special Process approvals. 

Based in Westbury, New York, the company operates in the aviation and aerospace component manufacturing sector with a small-to-mid-sized workforce. A 2018 development involved KLX Inc. acquiring Hassall's laboratory assets, reflecting a realignment of the company’s lab operations.

JOHN HASSALL, LLC Global Highlights

North America
33

United States Of America
33

JOHN HASSALL, LLC's Leadership

J. K.
Senior Vice President
Mobile Phone
Email
D. C.
Manager
Mobile Phone
Email
J. Z.
Heat Treater
Mobile Phone
Email
D. C.
Process Engineer
Mobile Phone
Email
S. W.
Key Technician
Mobile Phone
Email

JOHN HASSALL, LLC Employee Metrics

100%

50%

2026

2025

Civil Engineering & Construction
Quality Assurance
Other
Manufacturing

Contact profiles from JOHN HASSALL, LLC

Name

Title

Contact

Location

Last Update

J. K.
Senior Vice President
Mobile Phone
Email
Oct 17, 2024
D. C.
Manager
Mobile Phone
Email
Oct 21, 2024
J. Z.
Heat Treater
Mobile Phone
Email
Sep 06, 2026
D. C.
Process Engineer
Mobile Phone
Email
Aug 29, 2026
S. W.
Key Technician
Mobile Phone
Email
Aug 28, 2026

Frequently Asked Questions

What is JOHN HASSALL, LLC known for?

JOHN HASSALL, LLC was founded in 1850 and operates in the Aviation and Aerospace Component Manufacturing industry. You can contact JOHN HASSALL, LLC's main corporate office by phone at

+1-516-334-****

. Explore JOHN HASSALL, LLC's company overview page for more information.

What is JOHN HASSALL, LLC's most common email format?

JOHN HASSALL, LLC employees' email format typically follows the pattern of FLast@hassall.com. Trying to find reliable and up-to-date employee contact data? Find more JOHN HASSALL, LLC email formats with LeadIQ.

How many employees does JOHN HASSALL, LLC have currently?

JOHN HASSALL, LLC has approximately 16 employees as of September 2026. These team members are located across 1 continents, including North America.

Who are JOHN HASSALL, LLC's key employees and leadership?

As of September 2026, JOHN HASSALL, LLC's key employees include:

Senior Vice President: J. K.
Manager: D. C.
Heat Treater: J. Z.
Process Engineer: D. C.
Key Technician: S. W.

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JOHN HASSALL, LLC Employee Directory

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