We take our customer care very seriously. We have provided a number of ways for our Customer Care team to help you. Please give us a call, send us email or use our Free Quote form and we will respond to you within 24 hours, during regular business hours.

Direct line - 7 days a week:
Stanley: (847) 414-1528
Sales@gtisupply.com

Please visit our showrooms:

---CHICAGO NORTH SIDE---
6610 W IRVING PARK
CHICAGO, IL 60634
TEL: 773-777-5511
FAX: 773-777-5510

Hours:
M - TH: 10 am ~ 8 pm
Fr, Sa: 10 am ~ 3pm
Su: Closed

---CHICAGO SOUTH SIDE---
9822 SOUTHWEST HWY.
OAK LAWN, IL 60453
TEL: 773-777-5511
FAX: 773-777-5510

Hours:
By Appointment only, please call.