Electrical

An extensive range of robust fittings and weatherproof products.

Automotive

Connectivity solutions such as high brackets, busbars, and connector pins.

Power Transmission & Distribution

Connectors & structural components for cutouts, transformers, & substations.

Aerospace

Complex sensor housings & fracture-critical products.

Appliances

Robust castings and assemblies for everyday appliances.

Commercial Hardware

Finished components for commercial & residential hardware applications.

Electronics & Telecom

Precision metal stamped sensors, connectors and cast housings & covers.

Fluid Power

Durable, precision products for high-pressure applications.

Food & Beverage

Handles, leveling pins, flow valves & button housings.

Lighting

Custom housings to fully assembled commercial & industrial light fixtures.

Marine

Durable corrosion-resistant engineered castings and subassemblies.

Medical & Dental

Medical-grade parts for implants, housings, manifolds, and pumps.

Oil & Gas

Custom housings and covers for flow control, pressure valves & meters.

Power Tools

Durable yet lightweight custom metal housings.

Solar

Innovative precision metal stamped parts.

High Pressure Die Casting

High-pressure liquid metal is pressed into a precision metal mold cavity, and then cooled & solidified under pressure.

Ideal for a wide range of applications, including automotive, agricultural, electronics, and medical.

Sand Casting

Castings with complex shapes & inner cavities that are produced in a sand mold

Ideal for parts with complex shapes and inner cavities

Gravity Die Casting

A mold is filled with liquid metal using gravity and cooled and solidified in the mold to obtain a casting

Ideal for parts with complex shapes made with steel, aluminum or magnesium alloys

Investment Casting

A process used to obtain a mold without a parting surface; creates parts with high dimensional & geometric accuracy

Ideal for near-net shaped parts with complex shapes and high precision requirements

Partner Services

Custom Tooling, Machining, Surface Finishing, Special Purpose Machine Design & Development

Precision Metal Stamping

More than 80 presses convert metal sheets into custom parts

Ideal for parts for electronic connectors and microprocessor chips

Swiss Screw Machining

A specialized CNC machine capable of producing extremely small, precise parts

Ideal for complex miniature screws, contact pins & micro-fasteners

Partner Services

Rapid Prototypes, Heat Treating, Automated Assembly

Company History

Learn more about our company milestones.

Plant Locations

Learn more about our global manufacturing facilities.

Company News

See our company announcements and press releases.

Contact Us

Let us know how we can help create a solution for you

Resources

Download catalogs and key product guides.

Global Code of Conduct

Download our Code of Conduct and report violations.

Innovation at Sigma

Purposeful innovation – the continual improvement and innovation of custom-designed and precision-made products and solutions.

Engineered Solutions

Sigma offers solutions for complex product characteristics and technical requirements.

Global Supply Chain Management

U.S.-based supply chain management teams support our customers.

Partner Services

Sigma is a vertically integrated single-source solution provider.

Sustainability at Sigma

Our commitment to excellence drives us to build a better, more sustainable future in all aspects of our operations.

Safety at Sigma

Safety is more than just a priority at Sigma Engineered Solutions – it’s a core value.

SIGMA Engineered Solutions

Serving industries from automotive to telecom and everything in between, we design, build, source, and deliver precision parts that enhance high-quality products worldwide. 

Your Success is Our Mission

Our end-to-end solutions help keep cars on the road, planes in the air, and data centers humming across the globe. When your goals meet our expertise, there's no limit to what you can achieve.
Your One-Stop Shop
We make it easy for you by being your one-stop shop for all your manufacturing needs. Our extensive capabilities, from casting and precision metal stamping to in-house tooling, allow us to design, build and source innovative solutions specifically tailored to you.
Partnering Across Industries
Since 1982, we've built lasting relationships with global market leaders, delivering precision-made products and solutions that cater to a wide range of connectivity needs. Let us help you stay ahead in your industry.
Unparalleled Speed & Service
Our commitment to you includes industry-leading fill rates and supply chain solutions that cut typical lead times down to as little as 5 days. This means we can quickly adapt to fluctuations in demand and help you get your products to market faster.

Castings

Global manufacturer of die castings, sand castings, and investment castings with more than 260 metal/alloy combinations.

Sourcing Solutions

Your go-to sourcing partner for top-quality forgings, castings, stampings, plastic injection molding, machining, and more.

Stamping & Swiss Screws

High-quality precision metal stamping, specializing in tight tolerance products with complex geometry.

Your Global Supply Chain Partner

We provide global manufacturing capabilities with local expertise.

Headquartered in Garner, N.C., we have a global manufacturing presence across the U.S., India, and Mexico, as well as third-party sourcing capabilities in China. Our North Carolina-based warehouse and logistics facility reduces fulfillment rates to as little as 5 days.

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Contact Us

From new product design to product re-engineering, we’re ready to help create a custom solution that works for you.

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