Turbocharge your Accounting/ERP performance.

Get trade-in credit.

Receive 100% financing.

Learn how smoothly we can upgrade your existing system to the latest Microsoft technology and take your business to the next level.


We make it easy.

Chicago Business Systems has teamed up with AccountMate, the world's most customizable accounting package, to offer you this amazing Small Business Upgrade Package. Get up to 40% Trade-In credit on your existing software. Call for exact discount amount.


AccountMate has over 20 modules to fulfill your needs. You only need to purchase the modules you need.


We offer Source Code so you can modify the program to work exactly the way your business or industry works.


Our wide variety of Vertical Partners let you integrate with Shipping, Warehouse, EDI, Business Intelligence, and much more. Synchronize with your e-commerce site.


Forget the per-incident support limit. Call tech support as often as you need if you need any assistance.


Find out why PC Magazine was so impressed with AccountMate's inventory capabilities. Bar coding, serial numbers, Kitting, Lot Control, Bin Tracking, Multiple Warehouses and more!

IRS Investment Credit

Purchase by year-end and you can fully expense the entire purchase or lease-to-own against your 2020 taxable revenues and reduce this year's tax liability.

What our clients say

Thousands of happy clients are glad they chose our services.

"We've used AccountMate to power our military and outdoor gear company for over 10 years with great results."

Danny Fox

Fox Outdoor Products

Melrose Park, IL

"We've used Accountmate for 20 years for our Payroll, which has over 400 employees. We can file all our reports and forms electronically."

Mary Lynne Januszewski

Chicago Lighthouse for the Blind

Chicago, IL

"If we ever have an issue with our AccountMate, Chicago Business Software is right there for us and it's taken care of. Their support is great."

Linh Pahm

Spectra Innovations

San Jose, CA

Book a FREE consultation today!