Okuma America Corporation


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11900 Westhall Drive Charlotte, NC 28278
United States of America

About Okuma America Corporation

Okuma America Corporation is the U.S.-based sales and service affiliate of Okuma Corporation, a world leader in CNC machine tools, founded in 1898 in Nagoya, Japan. The company is the industry’s only single-source provider, with the CNC machine, drive, motors, encoders, spindle and CNC control all manufactured by Okuma. Okuma’s innovative and reliable CNC machining technology, paired with comprehensive, localized service protection, allows users to run continuously with confidence and maximize profitability. Along with its industry-leading distribution network (largest in the Americas), and Partners in THINC, Okuma facilitates quality, productivity and efficiency, empowering the customer and enabling competitive advantage in today’s demanding manufacturing environment.

CNC Machines

Long known as a manufacturer of CNC lathes, Okuma’s product line also includes vertical machining centershorizontal machining centersdouble-column machining centers, multitasking CNC machines, 5-axis CNC machinesgrinders, and wheel machines. All Okuma CNC machines deliver high throughput, high accuracy, and reliability to production and job shop CNC machining operations.

OSP-P Series CNC Controls and Software

Okuma was the first CNC machine tool manufacturer to offer a truly open-architecture CNC control. The OSP-P Series CNC control and software products ensure that Okuma CNC machines and programs perform at optimum speed, reliability and accuracy.


Okuma provides advanced metal-cutting technology to a wide variety of industries. Okuma products are well suited for markets having demanding CNC machining specifications.

Distribution Model

Okuma sells to manufacturers exclusively through distributors. This focus has been in place for several decades, resulting in the creation of the largest independently-owned distribution network in the Americas.


Okuma is the only CNC machine tool manufacturer that offers comprehensive Okuma CARE (Constantly Available Resource Experts) service offerings. Okuma is the one source for all customized service requirements, offering a true lifeline of support to customers.

Partners in THINC

Partners in THINC is a collaboration network of more than 50 CNC machining industry leaders who come together to solve problems and explore new productivity ideas for real-world manufacturers. With the open architecture, PC-based OSP-P Series CNC control as its nucleus, Partners in THINC brings specialized equipment, expertise and a commitment to provide the best possible integrated solutions to the end-user.


Okuma Corporation was established in 1898 by Eiichi Okuma in Nagoya, Japan. Okuma’s first products were noodle machines, evolving to cigarette rolling machines and eventually CNC machine tools in the early 1900’s. Okuma America began U.S. operations in 1984 in Long Island, New York and moved to its present facility in Charlotte, North Carolina in 1987. The Charlotte location is the Okuma sales and service headquarters for the Americas. Throughout its history, Okuma has been known for engineering product innovations for CNC machining that create new breakthroughs in efficiency and reliability.

Global Corporate Headquarters: Nagoya, Japan

Headquarters of the Americas: Charlotte, North Carolina, USA

Number of Employees: 200+

Key Executives:

  Tad Yamamoto, Chief Executive Officer

  Jim King, President and Chief Operating Officer

  Lisa Rummel, Chief Financial Officer

  Ira Busman, Vice President of Customer Service

  Tim Thiessen, Vice President of Sales

  Jim Kosmala, Vice President of Engineering and Technology

  Annette Carroll, Director of Marketing

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