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Company Investigator on Westlaw

Access the profiles of over 305 million private and public companies

Fast and accessible business intelligence software

Company Investigator on Westlaw consolidates a wealth of business data to eliminate hours of research while helping you make informed decisions. Whether you need to access corporate filings, negative news, or other adverse records, Company Investigator offers a full suite of business solutions, so you can get the job done quicker.

How can Company Investigator help you?

Business & corporate law attorneys

Conduct due diligence on M&A targets, advise clients on competition, and evaluate potential buyers to ensure financial solidity


View relationships between organizations and people, determine the proper company or party to name in a compliant, and search for criminal and civil records pertaining to businesses.

Business development

Gather intelligence on companies and potential clients by accessing corporate filings, FEIN numbers, marijuana business content, dockets, and more.

Problem-solving features

Add speed and efficiency to your research

Avoid paying for multiple services and using unreliable sources. Stick to one platform for researching businesses and legal information.

Find unknown connections

Quickly determine business subsidiaries, divisions, branches, and more with this graphical tool.

Stay notified on organizational changes

Receive automatic alerts on numerous categories, including new or updated officers, global sanctions, and SEC filings.

Enhance your research with public records data from PeopleMap

Find people, assets, and hidden connections with PeopleMap on Westlaw.

Free trial

See Company Investigator for yourself

See how Company Investigator's wealth of business data can eliminate hours of research and help you to make informed decisions

Thomson Reuters is not a consumer reporting agency and none of its services or the data contained therein constitute a ‘consumer report’ as such term is defined in the Federal Fair Credit Reporting Act (FCRA), 15 U.S.C. sec. 1681 et seq. The data provided to you may not be used as a factor in consumer debt collection decisioning, establishing a consumer’s eligibility for credit, insurance, employment, government benefits, or housing, or for any other purpose authorized under the FCRA. By accessing one of our services, you agree not to use the service or data for any purpose authorized under the FCRA or in relation to taking an adverse action relating to a consumer application.