Our Offices

Mainstreet has four full service locations in the Chicagoland area to serve your needs:

Mainstreet HeadquartersMainOffice.jpg

Downers Grove

6655 Main Street
Downers Grove, IL 60516

Ph: 630.324.8400
Fx: 630.324.8402
Hours: 8:30 a.m. - 5 p.m.
Monday - Friday

 

Satellite Offices​

​Arlington Heights

1114 N. Arlington Heights Road
Arlington Heights, IL 60004

Ph: 630.324.8400
8:30 a.m. - Noon & 1:00 p.m. - 5:00 p.m.
Monday - Friday

​Libertyville

1580 S. Milwaukee Avenue
Suite 312
Libertyville, IL 60048
Building is off of Artaius Parkway

Ph: 630.324.8400
8:30 a.m. - Noon & 1:00 p.m. - 5:00 p.m.
Monday - Friday

​Tinley Park

16345 S. Harlem Avenue
Suite 200
Tinley Park, IL 60477

Ph: 630.324.8400
8:30 a.m. - Noon & 1:00 - 5:00 p.m.
Monday - Friday
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