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Products and processes that drive customer satisfaction

Since 1983, Concentric International (formerly Iowa Export-Import) has helped create revenue for customers throughout North America by developing and supplying globally sourced, high-quality products and components. With decades of experience and relationships around the world, Concentric provides end-to-end service, including product development and improvement, rapid prototyping, currency exchange, supply chain integration, warehousing and more.

Located in Des Moines, Iowa, Concentric International is a leader in supplying products and services to the agricultural, construction, industrial, lawn and garden, professional turf and utility equipment industries.

Inventor’s Corner


Classic Muscle Car Headlight Conversion Systems

Retro-Electro has designed, manufactured and sold electronic headlight conversion systems since 2003.  Our products use heavy duty over-engineered components which were subjected to […]


A major supplier of seats to the original equipment and aftermarket segments for a wide variety of industries and applications.

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The world's largest provider of rubber-​to-​metal molded teeth for balers, rakes and specialty applications engineered for durability in handling forage, food crops, debris, stover and other materials.

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Electrical & Control Solutions

Wireless RF systems, high current polarity-reversing contactors and the most versatile and comprehensive line of linear actuators available in the world today.

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Power Transmission Solutions

Affordable, durable, made-​to-​order and standard power transmission products from sprockets to L-Jaw couplers to sheaves to roller chains and more.

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Custom Solutions

Find exactly what you need to complete your next project!