About Us

Master Magnetics, Inc. was founded in 1976 in Castle Rock, Colorado. We are an employee-owned company focused exclusively on the manufacturing and distribution of magnets and magnetic devices for commercial, industrial, and consumer use. The Magnet Source® brand is a registered trademark of Master Magnetics, Inc. and represents exceptional quality, expertise, and customer service.

Our large inventory and warehousing capabilities (more than 20 million magnets in stock), along with regional production and distribution facilities, ensure fast and cost-effective delivery throughout North America. Our 99,000 square-foot headquarters is home for our primary operations and distribution. A second distribution facility in Marietta, Ohio helps ensure timely delivery to customers located on the east coast and beyond. Miami Magnet Company, a wholly-owned subsidiary of Master Magnetics, serves Florida and Latin America.

Master Magnetics continues to lead, evolve and support with comprehensive offerings developed for business and consumer use - we’re your best source for products and information in the magnetic field.

For industrial supply, hardware, home improvement retailers and more, we offer our retail partners the widest selection of magnets in the industry. We provide a full line of more than 250 retail-ready magnets and magnetic devices for home improvement, automotive, craft and hobby, and many additional uses. The Magnet Source brand is a proven profit center for retail markets. We receive high rankings on vendor scorecards for on-time delivery, complete shipments, bar code compliance, and product quality.

Our line of industrial magnets is ideal for liftingholding, separating and material transfer of all types of industrial, OEM and commercial applications. We also carry a wide selection of magnetic materials including neodymium, alnico, ceramic and samarium cobalt. Our magnet experts are ready to help consumers find the correct magnet for virtually any application and can develop customized solutions if needed.

Master Magnetics’ extensive line of flexible magnetic sheeting and strip is ideal for sign-making, specialty printing, and Point of Purchase displays. Our custom cutting and slitting capabilities, plus a wide range of magnet thicknesses and laminates, will meet any customized project application requirement.

Retail and Display Point of Purchase Magnets 
To complement our magnetic graphic system for magnetic solutions in retail and commercial displays, magnetic assemblies are the workhorses for sign and P.O.P. applications. The products are ideal for fastening and holding—an all-purpose solution for sign holding and simple hanging and fastening applications.