Insights

Industries Served Longstanding precision gear maker serving oil and gas, minerals and mining, rail, renewable energy, power generation, and infrastructure. Potential upsell by targeting adjacent heavy-duty sectors with mission-critical gear needs and gearbox solutions.

Custom Gear Specialists Capabilities in diverse gear profiles (herringbone, bevel, helical, spur, double enveloping worm) and gearboxes position OCG for complex, high-precision projects. Opportunity to cross-sell advanced gear solutions and spare parts during maintenance cycles.

Strategic Acquisition Footprint Owned by HDAM since 2012 with a growth-focused, high-precision industrial manufacturing platform. Potential collaboration or alignments with HDAM’s portfolio to unlock bundled solutions and integrated supply chains.

Scale and Capacity Three Chicago-area facilities and a workforce over 200 suggest strong production capacity and responsive lead times. Opportunity to target larger contracts, long-term supply agreements, and on-time delivery assurances for mission-critical equipment.

Financial Stability Revenue in the $50M–$100M range indicates mid-market size with growth potential. Prospect for value-added services such as aftermarket gearboxes, maintenance, and digitalized monitoring to improve uptime and add recurring revenue.

Similar companies to Overton Chicago Gear

Overton Chicago Gear Tech Stack

Overton Chicago Gear uses 8 technology products and services including iCIMS, Paycom, WordPress, and more. Explore Overton Chicago Gear's tech stack below.

Overton Chicago Gear's Email Address Formats

Overton Chicago Gear uses at least 4 email formats:
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

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 October 2026, Overton Chicago Gear's annual revenue is estimated to be $50M - $100M.

What is Overton Chicago Gear's NAICS code?

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Overton Chicago Gear's NAICS code is 333 - Machinery Manufacturing.

How many employees does Overton Chicago Gear have currently?

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As of October 2026, Overton Chicago Gear has approximately 72 employees across 1 continents, including North America. Key team members include Director Of Sales And Business Development: O. R., Director Of Sales And Business Development: O. R. and Director Of Sales And Business Development: O. R. 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 iCIMS, Paycom, WordPress, CookieYes, Shopify, Mailchimp, Microsoft 365 and Piwik PRO Core.

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 logo

Overton Chicago Gear

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.

Section iconCompany Overview

Phone number
NAICS Code
333 - Machinery Manufacturing
Founded
1888
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    Overton Chicago Gear's revenue is estimated to be in the range of $50M - $100M

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