About Us


We must continuously innovate to provide the best solutions for our customers and the challenges they will face.

Our strategy is to constantly investigate better systems and processes to manage programs in the most efficient manner possible. We will continue to pioneer value added services to our customers as we look to digitalization and its application to provide real time data and part records.

We are proud to serve as true partners in growth and advancement. That is why we are investing our efforts into a balanced portfolio. By combining our mechanical expertise, strong brand, and customer relationships to provide the support necessary to our customers. Through collaboration, we can overcome any challenges.


Investment Casting Tooling Solutions: 440-290-8666

Turbomachinery Solutions: 661-257-1380

Precision Machining solutions: 440-290-8666

Wax Solutions: 813-626-4614

Where We Operate

  • Mentor, Ohio (7830 Division Dr. Mentor, OH 44060)
  • Tampa, FL (9009 King Palm Dr. Tampa, FL 33619)
  • Valencia, CA (25620 Rye Canyon Rd, Bldg A Valencia, CA 91355)




May 1997

Owner Ken Bevington establishes Princeton Tool in the basement of the family’s house focusing on secondary ops and small mold work.


October 1997

Machinery and equipment are moved from the basement of the house to a barn built beside the house. This is where he begins to manufacture core dies, wax dies and tooling reworks.



January 1999

First 400 Amp EDM Sinker, CNC Machining Center, and Vero-Visi Cad/Cam software were purchased. Princeton Tool begins to perform precision machining on castings which remains as a core competency.



July 2001

To meet growing customer demands, Princeton Tool moves to a 4,500 sq. ft. building in Mentor, Ohio.



December 2002

Continuing growth leads to the purchase of multiple EDM’s as well as horizontal and vertical CNC machining centers. Princeton Tool expands to support customer needs and relocates to their current location at 7795 Division Dr. At the time, the building was 22,000 sq. ft.
June 2004- Capacity raised 50% with the purchase of new equipment.



June 2004

Capacity raised 50% with the purchase of new equipment.



January 2005

Striving for a higher standard of quality, probes and automatic tool setters are added to CNC machines to add a higher degree of consistency.



May 2006

Owner Ken Bevington is recognized by Ernest and Young as Entrepreneur of the Year through hard work from him and Princeton Tool employees.



September 2007

Purchase of CMM with High Speed Scanning Head



May 2008

Princeton Tool makes the decision to purchase a second facility, a 25,000 sq. ft. building to support growing customer demand. This new plant becomes the Engineering and the Tool Room location. 7830 Division Drive became Plant #2.



January 2009

Princeton Tool growth continues due to customer demand. Purchase of a 3rd plant (25,000 sq.ft.) took place located at 7730 Division Drive. The plant is then filled swiftly with multiple EDM Machines, CNC Machines, Waterjet, Snag, and Blast
February 2009- Princeton Tool becomes ISO 9001:2008 certified.


May 2009

Princeton Tool opens its Florida operation providing the same services as its parent company.



November 2010

ATOS III Blue Light Inspection equipment is purchased. The investment of the blue light system is only the second system put into operation in the United States.



May 2011

Princeton Tool relocates the Tampa operation into a bigger building to support customer growth and capability expansion.



Princeton Tool implements new quality system and passes initial AS9100 audit for its aerospace certification.



October 2017

Princeton Tool celebrates its 20th year in business anniversary.



September 2018

Princeton Tool acquires additional capacity in its Tool & Die business unit with the addition of a high speed graphite mill and wire EDM.



December 2019

Princeton Tool is awarded certification to perform EDM operations on aerospace product.



July 2020

Completed the acquisition of Paragon Precision, a turbomachinery manufacturer based out of Valencia, CA.



December 2020

Princeton Tool Completes re-certification for ISO 9001:2015 / AS9100D in all locations.



January 2021

Princeton Tool purchases additional capacity: Two multi-axis milling machines, two EDM machines, two lathes and a new robotic grinding cell. Each piece of equipment was purchased to support growing demands.



February 2021

Working hand in hand with California, the Ohio location has started new turbomachinery services to support East Coast customers.

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Becoming a Supplier

We look at our supply chain as an extension of Princeton Tool, a partner in achieving success. To become a supplier not only do you have to demonstrate the same values of dedication and hard work, but you must demonstrate a reliable and repeatable process to an acceptable quality management system.

We look forward to learning more about your company and services offered. Please find the additional terms and conditions in the link below.