Illinois B2B directory
78,967 verified Business Owner contacts in Illinois
Verified emails and direct dials for business owners in Illinois. Flat $49.99/mo, with unlimited exports and no credit meter.
Start for $49.99/mo78,967
Business Owners in Illinois
70,895
have a verified email (90%)
22,657
have a direct dial (29%)
Counts from the LeadsMiner directory, updated 2026-08-12. Figures update as the database grows.
Top industries in Illinois
| Industry | Contacts |
|---|---|
| construction | 6,522 |
| real estate | 3,892 |
| health, wellness and fitness | 3,447 |
| retail | 3,124 |
| marketing and advertising | 2,229 |
| consumer services | 2,226 |
| design | 2,081 |
| food production | 1,955 |
What you can do with this list
Cold email business owners
Export verified emails in Illinois and load them straight into your sequencer, with no credit meter counting down as you send.
Build a territory list
Assign business owners in Illinois to reps by industry, seniority, or company size, then re-export any segment for free.
Enrich your CRM
Fill in missing direct dials and emails for business owners you already track, and once you reveal a record you keep it for good.
Frequently Asked Questions
Common questions about business owners in Illinois.