Beta Shim

Beta Shim

Shelton, CT, United States

Air SystemsDual-use
51-200 employeesContract Manufacturer, Component SupplierSupplies Defense Industry
Profile last updated: April 14, 2026

About

Beta Shim is a defense contract manufacturer based in Shelton, United States working in air systems.

Beta Shim is a family-owned and operated precision manufacturer based in Shelton, Connecticut, with a second facility in Trumbull, Connecticut. The company provides CNC milling, CNC turning, metal stamping and punching, forming, precision assembly, and kitting services, along with laminated metal shim sheets. It serves the aerospace and defense industries, with Sikorsky Aircraft and Lockheed Martin named as customers and work linked to the Sikorsky CH-53K helicopter program. Beta Shim also serves commercial aerospace and other sectors. Its quality management system is certified to ISO 9001 and AS9100. The company uses Mazak, Fadal/MAG and Amada machine tools, CAD/CAM software such as Mastercam, SolidWorks and CATIA, and inspection equipment including FARO, Keyence and Virtek systems. It operates as a Women-Owned Small Business (WOSB).

Location

Shelton, United States

Employees

51-200

Focus areas

aerospacedefenseprecision machiningCNC millingCNC turningmetal stampingsheet metal fabricationkittingprecision assemblylaminated shimsWOSBSikorsky

Languages

EN

Products & capabilities

Defense domains

Air Systems

Supply-chain role

Contract ManufacturerComponent Supplier

What they offer

Manufacturing ServicesComponents

Markets

Also sells to civilian markets

Products

Laminated shim stock

Precision shim

Peelable laminated metal sheets made by bonding ultra-thin precision foils into custom-thickness sheets, allowing on-the-line adjustments during assembly.

SMART SHIM

Precision shim

Shim product for joining critical parts that is adjusted using only a pen knife.

End users

Defense Industry

Standards, platforms & customers

Defense standards

AS9100

Platforms & programmes

CH-53K

Named customers

Sikorsky AircraftLockheed Martin

Credentials & affiliations

Certifications

ISO 9001

AS9100

Awards

Supplier of the Year, Sikorsky CRH Program

Sikorsky Aircraft2018

Oracle SMB Excellence in Innovation Award

Oracle2017

Made in Connecticut Manufacturing Awards

Made in Connecticut Manufacturing Summit2022

People

Management & team (1)

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