Insights

Niche Market Leader Overton Chicago Gear specializes in high-precision, durable gears suited for demanding industries such as oil and gas, renewable energy, and mining, making it an attractive partner for clients requiring mission-critical, customized gear solutions.

Growing Acquisition Backing As part of H-D Advanced Manufacturing since 2012, OCG benefits from the backing of a company aiming to expand its portfolio in heavy-duty industrial manufacturing, presenting potential cross-selling and upselling opportunities.

Mid-market Revenue With annual revenues ranging between $25 million and $50 million, OCG operates in the mid-market space, which indicates opportunities for targeted growth strategies and tailored manufacturing contracts with larger industrial players.

Geographic and Industry Focus Located in Illinois with facilities in Chicago, and serving sectors like infrastructure and power generation, OCG is well-positioned to expand sales within North America’s industrial hubs and sectors experiencing sustained growth.

Technological Infrastructure Utilizing a modern tech stack including MySQL, reCAPTCHA, and Apache, OCG demonstrates a commitment to efficient operations and web-enabled customer engagement, providing opportunities to leverage digital channels for expanding sales efforts.

Overton Chicago Gear Tech Stack

Overton Chicago Gear uses 8 technology products and services including Open Graph, CookieYes, MySQL, and more. Explore Overton Chicago Gear's tech stack below.

  • Open Graph
    Content Management System
  • CookieYes
    Cookie Compliance
  • MySQL
    Database
  • jQuery Migrate
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • reCAPTCHA
    Security
  • Contact Form 7
    Web Platform Extensions
  • Apache HTTP Server
    Web Servers

Media & News

Overton Chicago Gear's Email Address Formats

Overton Chicago Gear uses at least 1 format(s):
Overton Chicago Gear Email FormatsExamplePercentage
FLast@oc-gear.comJDoe@oc-gear.com
95%
Last@oc-gear.comDoe@oc-gear.com
2%
First@oc-gear.comJohn@oc-gear.com
2%
First.Last@oc-gear.comJohn.Doe@oc-gear.com
1%

Frequently Asked Questions

Where is Overton Chicago Gear's headquarters located?

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Overton Chicago Gear's main headquarters is located at 530 South Westgate Street Addison, Illinois 60101 United States. The company has employees across 1 continents, including North America.

What is Overton Chicago Gear's phone number?

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You can contact Overton Chicago Gear's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Overton Chicago Gear's official website and social media links?

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Overton Chicago Gear's official website is oc-gear.com and has social profiles on LinkedIn.

How much revenue does Overton Chicago Gear generate?

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As of February 2026, Overton Chicago Gear's annual revenue is estimated to be $21M.

What is Overton Chicago Gear's SIC code NAICS code?

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Overton Chicago Gear's SIC code is 3566 - Speed Changers, Industrial High-Speed Drives, and Gears NAICS code is 333 - Machinery Manufacturing.

How many employees does Overton Chicago Gear have currently?

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As of February 2026, Overton Chicago Gear has approximately 70 employees across 1 continents, including North America. Key team members include Director: B. B.General Manager: M. M.Reverse Engineering And Process Design: B. S.. Explore Overton Chicago Gear's employee directory with LeadIQ.

What industry does Overton Chicago Gear belong to?

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Overton Chicago Gear operates in the Machinery Manufacturing industry.

What technology does Overton Chicago Gear use?

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Overton Chicago Gear's tech stack includes Open GraphCookieYesMySQLjQuery MigratejQueryreCAPTCHAContact Form 7Apache HTTP Server.

What is Overton Chicago Gear's email format?

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Overton Chicago Gear's email format typically follows the pattern of FLast@oc-gear.com. Find more Overton Chicago Gear email formats with LeadIQ.

When was Overton Chicago Gear founded?

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Overton Chicago Gear was founded in 1888.

Overton Chicago Gear

Machinery ManufacturingIllinois, United States51-200 Employees

With history dating to 1888, OCG manufactures large, high-precision gears that are designed to meet a wide range of requirements for the most challenging applications in the oil and gas, minerals and mining, rail, renewable energy, power generation and infrastructure industries. Our customers require high-precision gears and gearboxes that are durable and reliable enough to withstand harsh operating environments. 

OCG designs and manufactures custom gears in a wide variety of profiles, including herringbone, bevel, helical, spur and double enveloping worm gears, as well as gearboxes. OCG employs more than 200 people at three manufacturing facilities in the Chicago area.  See www.oc-gear.com.  

On December 7th, 2012 H-D Advanced Manufacturing Company (HDAM) acquired OCG.  Based in the Pittsburgh, PA area, H-D Advanced Manufacturing Company (HDAM) is a newly formed enterprise led by two highly successful manufacturing executives. HDAM seeks to acquire operating companies in the severe heavy-duty, high precision-engineered industrial manufacturing sector targeting “mission critical” products and applications. HDAM is led by Dale Mikus, Senior VP – CFO, former VP - CFO of Latrobe Specialty Metals, Copperweld Corporation and Dresser.  HDAM strives to enable its customers to be leaders in their respective industries by providing world class products, excellent customer service, highly responsive lead times and efficient manufacturing operations. The goal is to build HDAM into a $1.0 Billion + family of engineered products companies over the next 5 years.

Section iconCompany Overview

Headquarters
530 South Westgate Street Addison, Illinois 60101 United States
Phone number
SIC Code
3566 - Speed Changers, Industrial High-Speed Drives, and Gears
NAICS Code
333 - Machinery Manufacturing
Founded
1888
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

    Overton Chicago Gear's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Overton Chicago Gear's revenue is estimated to be in the range of $25M$50M

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