H. J. Oldenkamp Co.
Wholesale Building MaterialsMichigan, United States11-50 Employees
H. J. Oldenkamp Co. operates as a wholesale distributor of specialty building products, serving the Midwest and South-Central United States. For more than 76 years, it has focused on the sales and marketing of nationally branded interior products and has built relationships with leading manufacturers to supply both residential and commercial markets. The company emphasizes deep inventory and reliable, on-time delivery to meet customer needs. Headquartered in Royal Oak, Michigan, the firm pursues business-to-business relationships and a downstream sales model to raise local awareness and demand while prioritizing customer service. Its product lineup includes surfacing materials such as Corian Solid Surface, Corian Quartz, and Corian Endura, along with cabinetry from Merillat and Mid Continent, among others, to support a diverse customer base across the region. In October 2025, the company announced the launch of the 2025 Masterpiece Collection, reflecting its ongoing focus on offering innovative options to designers and homeowners.
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