Founded in 1979, R. A. Zweig, Inc. has earned a reputation of being a world-class manufacturer of complex and ultra-high-precision, custom machined components for today’s most advanced industries. At R. A. Zweig, we make the "impossible" – possible.
Some of the most demanding customers, like Rolls-Royce, Goodrich, the Israeli Defense Ministry, Bosch, Pratt & Whitney, Woodward and many others, trust our expertise for their special needs.
R. A. Zweig’s dynamic growth is fueled by our attention to building a solid relationship with every customer. Our ability to satisfy each customer’s needs is based on five core business principles:

 Old-world craftsmanship, new-world technology.

 We created the wording - you experience the meaning.

 Our high efficiency means lower prices.

 We are committed orders are delivered as promised.

 We make each customer an "exception."

ISO 9001:2015

AS 9100:D








2500 Ravine Way • Glenview, IL 60025 • phone: 847.832.9001 • fax: 847.832.9019

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