About the Glass Fiber Store

The Glass Fiber Store specializes in providing the greatest variety of glass fiber filtration materials for our customers. As a subsidiary of Sterlitech Corporation the Glass Fiber Store is backed by one of the most trusted companies in the filtration business and staffed by an experienced team of technical support representatives.

In addition to carrying glass fiber filters from top manufacturers such as Advantec MFS and Munktell, the Glass Fiber Store also offers cellulose filter paper, extraction thimbles, filters for specialty applications like wine and sugar.

The Glass Fiber Store is located in Kent, Washington and was founded in 2011 by Mark Spatz.

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About Mark Spatz

Mark Spatz brings a wealth of experience in both the business world and in environmental economics to the role of founder at Sterlitech Corporation and the Glass Fiber Store. With a keen eye toward building superior performing products that fill niche market needs and experience in membrane businesses for more than a decade, Mark rapidly built Sterlitech into a leading manufacturer of silver membrane products. He is now doing the same for the Glass Fiber Store.

Prior to launching Sterlitech, Mark engaged in the Internet space as a Business Analyst for Aptimus (formerly known as FreeShop.com), evaluating the business needs of a top twenty Internet e-commerce site. Previously, he worked as an Account Manager and Director of Research for McKnight & Company, Inc., where he built a coalition of over 100 companies for the Salmon Trade Alliance. Mark also worked as a Market Analyst for J.L. Anderson Associates, Inc. and as Economist for the U.S. Department of Agriculture.

Mark has a BS in Natural Resource Economics and a MS in Environment Economics from the University of Rhode Island.