Sterling Manufacturing is a precision injection molder and world-class manufacturing solutions provider located in Central Massachusetts. At Sterling, we understand what it takes to get your products to market, improve your margins, and deliver superior products. We are equipped to provide unique and effective solutions to complex technical issues. Whether you require mold design and product development or need to outsource the molding of an existing product line, we’ll ensure you meet your objectives on time. 


Sterling is ISO 9001:2008 registered, UL listed, and has over 30 years’ history of leading technical innovation. We serve a variety of markets and industries including medical, aerospace, military, and consumer goods. Our customers span global Fortune 100 companies and medical device startups. We are committed to our customers’ success, and we ensure all customers receive the dedicated service that today’s competitive global marketplace demands.

  Accelerating our customers’ success.                



Sterling Manufacturing is synonymous with high-quality precision manufactured parts. Nowhere are precision and quality more crucial than the medical and dental industries.



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Sterling has served the industrial and consumer markets for over 30 years. Our project engineers design and produce innovative precision-molded products for use in retail and wholesale applications.


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The military and the aerospace industry require technologically advanced products that adapt and evolve to fit the needs of both government and private industry.



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