
Founded in 1991, Coplin Manufacturing, Inc. was built on decades of experience in the plastics industry and a deep understanding of our clients’ needs for cost-effective, high-quality solutions. Recognizing a growing demand for dependable fiberglass products, we established our company with a clear mission: to deliver stability, reliability, craftsmanship, and innovation in every product we create.
Over the years, we’ve earned a strong reputation for meeting tight deadlines without compromising on quality. Our fiberglass solutions serve a wide range of industries—including mining, aerospace, and oil—as well as hospitality and residential applications. At Coplin Manufacturing, we take pride in turning vision into value, one project at a time.