What departments does Overton Chicago Gear have?

Overton Chicago Gear has employees across 4 departments including Sales, Manufacturing, Quality Assurance, Accounting.

What is the largest department at Overton Chicago Gear?

The largest department at Overton Chicago Gear is Sales with 4 employees.

Where are Overton Chicago Gear employees located globally?

Overton Chicago Gear has employees across 1 continents and 2 countries including United States Of America, Mexico.

How has Overton Chicago Gear's team size changed over time?

Overton Chicago Gear's team has decreased from approximately 54 to 51 employees based on available data.

Overton Chicago Gear Employee Directory

Machinery ManufacturingIllinois, United States51-200 Employees

Overton Chicago Gear (OCG) is a machinery manufacturer based in Addison, Illinois, with roots dating to 1888. It produces large, high-precision gears and gearboxes for demanding applications across oil and gas, minerals and mining, rail, renewable energy, power generation, and infrastructure. OCG offers custom gears across profiles such as herringbone, bevel, helical, spur, and double enveloping worm, together with assembled gearboxes, and operates three manufacturing facilities in the Chicago area. The company serves customers that require reliable, durable gearing for mission-critical equipment, supported by a mid-sized workforce. In 2012, OCG was acquired by H-D Advanced Manufacturing Company of the Pittsburgh area.

Overton Chicago Gear Global Highlights

North America
82

United States Of America
81
Mexico
1

Overton Chicago Gear's Leadership

O. R.
Director Of Sales And Business Development
Mobile Phone
Email
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
M. M.
General Manager
Mobile Phone
Email
E. S.
Production Supervisor
Mobile Phone
Email
L. N.
Final Quality Inspector,Technology
Mobile Phone
Email
R. J.
Machine Operator
Mobile Phone
Email

Overton Chicago Gear Employee Metrics

100%

50%

0%

2026

2025

Business
Program & Project Management
Accounting
Manufacturing
Administrative
Other

Contact profiles from Overton Chicago Gear

Name

Title

Contact

Location

Last Update

O. R.
Director Of Sales And Business Development
Mobile Phone
Email
Aug 19, 2026
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
Aug 19, 2026
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
Aug 19, 2026
O. R.
Director Of Sales And Business Development
Mobile Phone
Email
Aug 19, 2026
M. M.
General Manager
Mobile Phone
Email
Oct 06, 2025
E. S.
Production Supervisor
Mobile Phone
Email
Oct 21, 2024
L. N.
Final Quality Inspector,Technology
Mobile Phone
Email
Apr 24, 2025
R. J.
Machine Operator
Mobile Phone
Email
Oct 23, 2024
S. G.
Accounts Payable
Mobile Phone
Email
May 12, 2026
S. J.
Quality
Mobile Phone
Email
Apr 26, 2025

Frequently Asked Questions

What is Overton Chicago Gear known for?

Overton Chicago Gear was founded in 1888 and operates in the Machinery Manufacturing industry. You can contact Overton Chicago Gear's main corporate office by phone at

+1-630-543-****

. Explore Overton Chicago Gear's company overview page for more information.

What is Overton Chicago Gear's most common email format?

Overton Chicago Gear employees' email format typically follows the pattern of FLast@oc-gear.com. Trying to find reliable and up-to-date employee contact data? Find more Overton Chicago Gear email formats with LeadIQ.

How many employees does Overton Chicago Gear have currently?

Overton Chicago Gear has approximately 69 employees as of August 2026. These team members are located across 1 continents, including North America.

Who are Overton Chicago Gear's key employees and leadership?

As of August 2026, Overton Chicago Gear's key employees include:

Director Of Sales And Business Development: O. R.
Director Of Sales And Business Development: O. R.
Director Of Sales And Business Development: O. R.
Director Of Sales And Business Development: O. R.
General Manager: M. M.

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Overton Chicago Gear Employee Directory

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