MacLean-Fogg Component Solutions

Introducing Threadstrong

Aftermarket Wheel Fasteners from USA’s #1 Producer of Original Equipment Components

Metform Receives Advanced Analytics Leadership Award

Congratulations to the Metform team on receiving the Advanced Analytics Leadership Award from the Manufacturing Leadership Council

Master Automatic Is Now MacLean Master

MacLean-Fogg Component Solutions (MFCS), Mundelein, IL, and Master Automatic, Plymouth, MI, announce the merger of Master Automatic into the MFCS Engineered Solutions Group.

MTU Claims MacLean-Fogg Cup

Congratulations to the Michigan Technological University for winning the Gas engine division of this year's SAE Clean Snowmobile Challenge

Top 100 Supplier - Automotive News

Introducing MacLite3

Introducing MacLite3: the future of fastener light-weighting. Let our engineers help you shed excess weight.

MacLean-Fogg Manufacturing Management Program (MMP)



Fastener Components


Engineered Components


Engineered Plastics

Our Vision

Our Mission is to become the premier, worldwide supplier of value added, engineered, and customer focused solutions that leverage our material forming expertise in these three product fields. Our Goals are supported by a robust performance management process, and commitment to operational excellence. Through our "Commitment to Excellence", we will achieve the growth and profitability that will fuel our continued success. Read More

Our History

Founded in 1925, MacLean-Fogg offered one lock nut to North America’s railroads. Through innovative product development and selected acquisitions, the business has grown into a worldwide enterprise with facilities throughout Europe and North America and sales of nearly $900 million annually. Read More

Our People

MacLean-Fogg Component Solutions is a leading supplier of Fastener Components, Engineered Components, and Engineered Plastics serving many diverse industries. Our highly skilled, motivated and competent people are our most significant asset. Please navigate our site to learn more about the great products and people. Read More


Wednesday, May 2, 2018

GM Recognizes MFCS for Performance, Quality, and Innovation

MacLean-Fogg Component Solutions was named a GM Supplier of the Year by General Motors during its 26th annual Supplier of the Year awards ceremony held Friday, April 20, in Orlando, Florida. » Continue Reading