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Top 584 SaaS Companies in Illinois, United States, May 2026

As of May 2026, there are 584 SaaS companies based in Illinois. They have combined revenues of $14.5B and employ 92.4K employees. They've raised $5.8B in capital and serve 40.5M customers combined.

Companies
584
Revenue
$14.5B
Funding
$5.8B
Employees
92.4K

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Top SaaS Companies in Illinois

Showing 10 of 185 companies ranked by annual revenue.

1
Synapticure

Chicago, Illinois, United States

We deliver personalized medicine for neurodegenerative patients

Revenue
$5M
Customers
-
Year founded
2019
Funding
-
Team size
35
Growth
-
2
LeadingIT

Woodstock, Illinois, United States

Premier IT support team providing computer, network and cybersecurity services and support in the Chicagoland region

Revenue
$5M
Customers
-
Year founded
2010
Funding
-
Team size
34
Growth
-
3
LearnQ Inc.

Chicago, Illinois, United States

The #1 AI Tool For Digital SAT Being Used By Lakhs Of Users & Educators From 139+ Countries. It Is A full-stack AI Platform For All The Digital SAT Prep Requirements.

Revenue
$5M
Customers
-
Year founded
-
Funding
-
Team size
16
Growth
-
4
JuraLaw

Chicago, Illinois, United States

JuraLaw is the first 100% web-based legal calendar management system.

Revenue
$5M
Customers
300K
Year founded
2012
Funding
-
Team size
3
Growth
1998.49%
5
Genesis Orthopedics & Sports Medicine

St. Charles, Illinois, United States

A tech-enabled social enterprise working for health equity by bridging the gap between Medicaid populations and elite orthopedic care

Revenue
$5M
Customers
-
Year founded
2000
Funding
-
Team size
41
Growth
-
6
Charge Running

Chicago, Illinois, United States

Provides live, virtual running classes to runners all around the world

Revenue
$5M
Customers
-
Year founded
2016
Funding
-
Team size
3
Growth
-
7
Passage Technology

Lake Forest, Illinois, United States

Complete org solutions: Salesforce consulting, certified development services & AppExchange partner. Popular apps include Rollup Helper and Milestones PM+

Revenue
$5M
Customers
-
Year founded
2008
Funding
-
Team size
38
Growth
-
8
Softal Technologies

Chicago, Illinois, United States

Technology recruitment and consulting company helping clients build technology teams that drive innovation and create great software

Revenue
$5M
Customers
-
Year founded
2010
Funding
-
Team size
20
Growth
-
9
Integrity Data

Lincoln, Illinois, United States

Integrity Data HRP offers the powerful tools you need and more than you expect to easily manage and pay your people - all within Microsoft Dynamics®. Imagine having all the powerful and flexible tools you need at your fingertips, on any device, to keep your people happy and productive through the entire employee lifecycle. From onboarding to payroll and compliance to exit—and everything in between—enjoy an easy, accurate, and cost-effective way to nurture your talent and grow your business. • Integrity Data HRP for Dynamics 365 Business Central is a complete, seamless, and easy-to-use people management solution. • Integrity Data HRP for Dynamics GP is a seamless, easy-to-use people management solution that completes Dynamics GP.

Revenue
$5M
Customers
-
Year founded
1996
Funding
-
Team size
45
Growth
-
10
Amplify HR Management

Chicago, Illinois, United States

Firm providing comprehensive human resources solutions to small and midsize businesses, including payroll, tax administration and employee benefit programs

Revenue
$4.8M
Customers
-
Year founded
2017
Funding
-
Team size
44
Growth
-