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

Chicago, Illinois, United States

Vibe is a streaming TV advertising company for small and medium-sized businesses.

Glenview, Illinois, United States

Technology consulting and data management software company serving financial institutions, offering data strategy, technology implementation and analytics consulting services

San Ramon, Illinois, United States

Reputation.com delivers the category-leading Online Reputation Management platform for large, multi-location enterprises. We help companies monitor and improve online ratings and reputation, and optimize the customer experience. The Reputation.com platform provides a 360-degree view of online reputation and enables our clients to effectively manage online reviews, social media, business listings and customer surveys. The platform's advanced analytics and reporting capabilities provide valuable operational insights that help clients be more efficient, deliver better service and drive traffic, visits and revenue. Based in California's Silicon Valley with offices in Arizona, Europe and Asia, Reputation.com is funded by the same venture capital firms that backed Skype, Intuit and Symantec. We've assembled a team of top-tier engineers and data scientists, and an award-winning support organization to ensure client success.

Aurora, Illinois, United States

Simplify Healthcare enables Payers to achieve growth and cost efficiencies with its industry-leading platform, people, and processes. Established in 2008, Simplify Healthcare has taken on some of the toughest challenges facing payers by simplifying payer operations, connecting their front, middle, and back office with a payer-focused platform-centric approach. Our offerings — Benefits1™, Provider1™, Claims1™, and Xperience1™ offer precise solutions to complex challenges in delivering rich products, benefits, and provider data. SimplifyX™ is an AI-first enterprise company pioneering agentic AI to transform how organizations design, operate, and scale solutions by embedding intelligent agents directly into workflows. Benefits1™ — A unified platform for configuring, filing, publishing, and governing benefits across Medicare, Medicaid, ACA, Group, and Medigap. Provider1™ — A unified, yet modular, platform that automates provider roster file management, data management, onboarding, contracting, credentialing, and claims configuration. Claims1™ — The solution standardizes and automates how payers configure claims platforms like TriZetto® Facets® and QNXT™, homegrown systems, and other top 5 Core Admin platforms—reducing rework, ensuring accuracy, and improving data reliability by 99%. Xperience1™ — Enables payers to streamline and elevate benefits communication across the entire member journey, from plan shopping and enrollment to customer service and self-service. Simplify Docs™ — Delivers seamless document generation and language translation workflows for all mandated materials (ANOC, EOC, SB, SBC, etc.) and non-mandated content (Benefit Highlights, Rider Booklets, etc.) across all lines of business. SimplifyX™ — Industry-specific, production-ready enterprise applications with intelligent AI Agents orchestrating every step from requirements to release.

Chicago, Illinois, United States

ShipBob is a tech-enabled fulfillment company that helps ecommerce businesses with order fulfillment and shipping logistics. The company was founded in 2014 and is headquartered in Chicago, Illinois. ShipBob's platform integrates with major ecommerce platforms, enabling businesses to manage inventory, orders, and shipments from one centralized location. The company operates multiple fulfillment centers across the United States and offers a range of shipping options, including same-day delivery and international shipping.

Chicago, Illinois, United States

Wholesure is one of the largest groups of wholesalers, binding authorities and MGAs in North America, providing a wide range of insurance solutions.

Chicago, Illinois, United States

Keeper Security is the highly-rated and patented cybersecurity platform for preventing password-related data breaches and cyberthreats

Des Plaines, Illinois, United States

Americaneagle.com is essentially a one-stop shop offering a full range of solutions for anyone looking to succeed in their online endeavors. Americaneagle.com is a family owned privately held company with a long history of profitability and stability.

Chicago, Illinois, United States

Sagent Technology Inc provides intelligent lifecycle software suites that collects and delivers data.

Rockford, Illinois, United States

Provides integrated investment management, financial planning, and family office services to financially established individuals, trust funds, retirement plans, and non-profit organizations