Skip to content
Old-time photo of men working at machines on factory floor.

Streamlining manufacturing processes since 1907

ParkOhio Holdings Corp. has been the trusted partner for the world's leading manufacturers, optimizing their production workflows and enhancing product quality for over a century. 
See ParkOhio Story
Male and female engineers wearing hard hats stop to talk in manufacturing facility.

Our (Unexpected) Acquisition Philosophy

Our philosophy? Make a long-term commitment to the organizations that sit under the ParkOhio umbrella, nurturing growth without getting in the way.
View Acquisitions
Man explaining how a machine works to group of young employees.

Join the ParkOhio Team

Explore what it means to be a part of ParkOhio – and see what it takes to become a member of our dynamic team.
Join the Team
Two male technicians working under metal vehicle chassis.

Featured Brand:

Supply Technologies

Supply Technologies specializes in supplier selection and management, planning, implementing, and managing the physical flow of product for world-class international manufacturing companies.
Explore Supply Technologies

Partnering with Industry Leaders: ParkOhio's Legacy of Innovation

Since 1907, Park-Ohio Holdings Corp. (NASDAQ:PKOH) along with its subsidiaries, have been furnishing the world's leading manufacturers with strategic services and products, enabling them to optimize manufacturing processes and boost the efficiency and quality of their products. 

ParkOhio is a multifaceted business specializing in industrial supply chain logistics and manufacturing, segmented into Supply Technologies, Assembly Components, and Engineered Products. We operate roughly 130 facilities for manufacturing, distribution, and service, employing about 6,400+ people globally, and generating revenues exceeding $1.7 billion. 

Serving a variety of Global 2000 infrastructure and consumer goods companies, we continually find our growth potential expanding day by day. 


75+ acquisitions over 30 years


Over 6,400 employees


$1.7+ billion in sales


Over 130 locations worldwide

Employee, wearing protective gear, smiles while working on large metal crankshaft.

ParkOhio Brand Spotlight

Ohio Crankshaft

Founded in 1903, Ohio Crankshaft, a ParkOhio subsidiary, excels in precision forging for sectors like aerospace, defense, and transportation. 

Company Details
News & Events