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Quantum Manufacturing Inc is a Grand Rapids, MI-based company in the Manufacturing sector.
Underhill is a Tulsa, OK-based company in the Manufacturing sector.
Buhrke Industries Inc is a Arlington Heights, IL-based company in the Manufacturing sector.
Optelian, a trusted designer and manufacturer of optical transport systems, serves some of the world's largest network operators. With more than 4,700 systems and over 107,000 wavelengths installed, the company is known industry-wide for its exceptional product quality, speed of delivery, superior customer support and custom-design capabilities. Since 2002, Optelian's portfolio of optical solutions has enabled telecom, multi-service operator (MSO), utility and enterprise customers to expand their fiber capacity so they can increase revenue, cost-effectiveness and efficiency.
California Door is a wholesale manufacturer.