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Of the 122 firms here, 92 have a pattern checked against an address printed on a public page, most recently on October 29, 2026. Each firm's page gives its own date.

How we gather these patterns.

By hand, from public sources. Since September 2026 a pattern is added only when it reproduces, letter for letter, an address that a public page prints next to its owner's name: a firm's newsroom or media contacts, its investor relations page, a job posting that names a recruiter, or a filing on sec.gov. Generic mailboxes such as careers@ do not count, and a firm whose printed addresses disagree is left out. Of the 122 firms here, 92 have a pattern checked this way, most recently on October 29, 2026.

The patterns for the other 30 firms were compiled from public sources earlier, with no source page on record, and their pages say so. The label under each pattern ("widely reported" or "reported") describes those sources: we have never tested an address by sending mail to it. A firm can use more than one pattern by division or legacy entity, so check before a real send.

Spot a wrong pattern? Email team@internvest.com.

For career centers and clubs.

Every page in this list is free to read without an account, and you may link to the list or to any firm's page from a resource list, a networking guide or a workshop handout. A plain link with the page's name is all it takes, for example:

Firm email formats, from Internvest: https://internvest.com/tools/email-format

Questions, or a pattern that looks wrong: email team@internvest.com.

Then write the email.

Inside Internvest the format sits on the firm's intel page beside its interview questions, with cold-email templates to start from. You send from your own inbox.

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