LA-CO Industries is a family-owned global manufacturing company specializing in the manufacturing of industrial hand-held markers, plumbing chemicals, and livestock identification products. Since 1934, we have taken pride in the design and manufacturing of high quality, performance-based products for our customers’ unique applications.

Today LA-CO Industries is proudly celebrating 80 years in high-quality products in the industrial, plumbing, temperature indication, and farm industries.

LA-CO® brand of high-quality, high-performance plumbing and HVAC chemicals is a trusted partner for professional contractors around the world. From homes to skyscrapers to the United States’ National Archives Building in Washington D.C., LA-CO-branded high-performance thread sealants, fluxes, heat protection products, and repair sealants protect history’s important documents and maintain the world’s precious natural resources.

Today, LA-CO-branded products are sold around the world in over 30 countries.

Company’s Mission - “To actively listen to the customers and meet or exceed their expectations by providing the highest quality performance products for marking, sealing, joining and other chemical specialty applications. To be environmentally responsible in the design and manufacture of their products. To promote the growth and well-being of their employees.”

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La-Co Products List

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