Mastercoil Spring

Company History

At the time of his passing Donald Musielak brought 55 years of coiling and wire forming experience to the creation of Mastercoil Spring.

In 1982 taking the risk of a life time Don left his place of employment and ventured out on his own to begin what is now referred to as "The Biggest Little Spring Company in the World".

Mastercoil Spring is now a leading Global manufacturer of custom - designed, small springs and wire forms boasting the highest quality products at very competitive prices.

• 1982 - Mastercoil Spring is founded by Donald Musielak, opens its doors at 920 N. Front Street in McHenry, IL. and began coiling with 4 machines, 4 employees, and 1 customer making only compression springs.
• 1983 - Mastercoil grows in the first year to 13 machines and 13 employees in which half still work for Mastercoil today.
• 1987 - Mastercoil expands to wire forming with 2 machines.
• 1988 - Mastercoil builds a larger facility at 4010 Albany, McHenry, IL.
• 1992 - Mastercoil expands its building by 5,000 sq feet and increases to 34 employees serving over 100 customers.
• 1995 - Mastercoil expands again doubling the size of its current building to house the growing wire form division and creating a warehouse on site.
• 1996 - Masstercoil hits its first million dollar month in sales.
• 1997 - Mastercoil’s wire forming division begins doing over a million dollars in sales. Mastercoil’s ISO became registered to ISO 9001-2008 and holds this certificate to date.
• 1998 - Switzerland begins Mastercoil’s venture into overseas business.
• 1999 - First year shipping over 3 billion springs.
• 2004 - Donald’s two eldest daughters, Cathy Musielak-Miller and Sandi Musielak-Wesinger began developing their knowledge of the manufacturing and managerial aspects of Mastercoil.
• 2008 - Mastercoil expands another 5,000 sq feet.
• 2009 - Loss of its biggest customer pushes Mastercoil to enter the South American markets.
• 2010 - Mastercoil purchases another building at 1412 Ridgeview, McHenry, IL. along with CNC wire forming machines to house the growing wire form division.
• 2011 - Cathy and Sandi are both named Vice-President.
• 2011/2012 - Ownership of Mastercoil is handed down to Cathy and Sandi, they are promoted to C.E.O. and C.O.O. respectively.
• 2013 - Donald Musielak founder and former owner of Mastercoil passes away.
• Today - Mastercoil is at 49 employees, contains over 150 machines; compression and wire forming.