Guardian Industries Corp. is a standalone, wholly owned subsidiary of Koch Industries, Inc. With a presence in about 60 countries, Koch companies employ more than 120,000 people worldwide, in businesses that include transportation fuels, building and consumer products, electronics, fibers, fertilizers, glass, membrane filtration, pollution control equipment and more. Koch companies and their employees serve their communities by volunteering, mentoring, and supporting programs and organizations that enable people to improve their lives, find fulfillment and realize their full potential.