From Datacircle's U.S. B2B dataset (snapshot of October 2026). Free.
One row per person: anyone whose current title makes them a founder, CEO, owner, president or managing partner, at a US marketing, advertising or PR agency of 11-1,000 employees (LinkedIn industry "Advertising Services", "Marketing Services" or "Public Relations and Communications Services"). At most 5 a company.
| Column | What |
|---|---|
| FIRST_NAME, LAST_NAME | the person |
| TITLE | current job title |
| LINKEDIN_URL | their LinkedIn profile |
| work email, validated by the source: no Gmail, Yahoo or other webmail (empty when we have none) | |
| MOBILE_PHONE | US mobile, +1 format (empty when we have none) |
| CITY, STATE_CODE | where they live |
| COMPANY_NAME, COMPANY_WEBSITE, COMPANY_LINKEDIN_URL | their agency |
| COMPANY_INDUSTRY | LinkedIn industry |
| COMPANY_EMPLOYEES | LinkedIn size range: 11-50, 51-200, 201-500, 501-1,000 |
| COMPANY_HQ_CITY, COMPANY_HQ_STATE, COMPANY_FOUNDED | company HQ and founding year |