Illinois Tool Works Headquarters & Office Locations

Manufacturing company based in Glenview, Illinois. Headquarters: 155 Harlem Avenue, Glenview, Illinois 60025-4075, United States.

GraphIQ records this company as acquired.

Headquarters
Glenview, IL
Total locations · 7+ countries
46
Employees · est. 2026
43,000

Identity graph

Illinois Tool Works headquarters, locations and relationships

Headquarters155 Harlem Avenue, Glenview, Illinois 60025-4075, United StatesOpen in Google Maps
Legal name
Illinois Tool Works, Inc.
Industry
Tool Manufacturing
Founded
1912
Ticker
NYSE: ITW

Illinois Tool Works office locations

46 total · 7+ countries
Illinois Tool Works office locations: headquarters and key locations
CityState / regionCountryType
GlenviewIllinoisUnited StatesHeadquarters
São PauloSão PauloBrazilOffice
MarkhamOntarioCanadaOffice
ShanghaiShanghaiChinaOffice
Bourg-lès-ValenceRhône-AlpesFranceOffice
PaduaVenetoItalyOffice
See all 46 locations
Parent company
No parent company recorded in GraphIQ.ai.

Verified from public filings, company websites and news · Methodology

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About Illinois Tool Works

Illinois Tool Works (NYSE: ITW) is headquartered in Glenview, Illinois, United States. Founded in 1912, the company has 46 recorded locations across 7+ countries and employs approximately 43,000 people worldwide.

Where is Illinois Tool Works's main office?

Illinois Tool Works's main headquarters office is located at 155 Harlem Avenue, Glenview, Illinois 60025-4075, United States. This is the company's primary corporate address.

Illinois Tool Works regional offices

Beyond its headquarters in Glenview, Illinois Tool Works has recorded locations in United States, Brazil, Canada, China, France, Italy and New Zealand.

Illinois Tool Works contact information

The main switchboard for Illinois Tool Works headquarters can be reached at +1 224 661 8870. Official website: itw.com.

What does Illinois Tool Works do?

Illinois Tool Works Inc. designs and manufactures fasteners, components, equipment, consumable systems, and a variety of specialty products and equipment. The Company provides industrial fluids and adhesives, tooling for specialty applications, welding products, and quality measurement equipment and systems. Illinois Tool Works serves customers worldwide.

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  1. Target Define the market Build the account list from companies shaped like your best customers, Illinois Tool Works included. Fingerprint search 
  2. Cover Plan territories Illinois Tool Works's 46 locations roll up to one account, so it lands in one territory, once. Territory planning 
  3. Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring 
  4. Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment 
  5. Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer 
  6. Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion 

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Illinois Tool Works: frequently asked questions

Where is Illinois Tool Works headquarters?

155 Harlem Avenue, Glenview, Illinois 60025-4075, United States.

What is Illinois Tool Works's phone number?

+1 224 661 8870 (headquarters).

When was Illinois Tool Works founded?

1912.

How many employees does Illinois Tool Works have?

About 43,000, as of October 2026 (GraphIQ.ai estimate).

How many offices does Illinois Tool Works have?

46 locations across 7+ countries, including São Paulo, Markham, Shanghai, Bourg-lès-Valence.

Is Illinois Tool Works a public company?

Yes. Illinois Tool Works trades on NYSE under the ticker ITW.

Questions about GraphIQ.ai

Is GraphIQ.ai a list of companies like a spreadsheet?

No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so Illinois Tool Works here is the same Illinois Tool Works in your CRM, territory plan and agent answers.

Where does this Illinois Tool Works data come from?

Public filings, company websites and news, resolved to one entity and continuously updated.

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287MOrganizations resolved
393MEmployees
2B+News and events