Top Tech Companies in Chicago, IL (7,781)

Established in 2001, Avalere Health is a purposefully built commercialization partner for the biopharmaceutical, medical technology, and wellness industries. Our team of 1,500+ experts combine their knowledge and expertise across our core disciplines—Consulting; Medical; Policy; Value, Evidence, and Access; Marketing; and Digital Experience Technology—to create the connections that make better health happen. We partner with our clients to navigate the...

GRSM (Gordon Rees Scully Mansukhani) is a nationwide law firm providing strategic legal guidance across more than 100 practice areas and industry groups. Its lawyers represent individuals and corporate clients in civil and criminal matters, internal audits and investigations, compliance programs, regulatory enforcement, grand-jury proceedings, litigation, and appeals. The firm’s 50-state platform comprises more than 2,000 lawyers and 85+ offices...

Loretto Hospital is a 187-bed, not for profit, acute care hospital that values quality driven healthcare. With more than 500 employees – many of whom reside in surrounding neighborhoods – we are the largest non-governmental employer in Austin, Chicago’s largest community area with more than 117,000 residents. Loretto Hospital serves patients from across the city and several western suburbs. We actively...

The mission of the independent and non-partisan City of Chicago Office of Inspector General (OIG) is to promote economy, effectiveness, efficiency, and integrity by identifying corruption, waste, and mismanagement in City government. OIG is a watchdog for the taxpayers of the City and has jurisdiction to conduct investigations and audits into most aspects of City government.

Capgemini is a global leader in partnering with companies to transform and manage their business by harnessing the power of technology. The Group is guided everyday by its purpose of unleashing human energy through technology for an inclusive and sustainable future. It is a responsible and diverse organization of 270,000 team members in nearly 50 countries. With its strong 50...

LaunchSquad is an award-winning public relations and creative communications agency with offices in San Francisco, New York, Boston and Chicago. We love nothing more than to tell a good story. For the last two decades, we’ve been building powerhouse brands by doing just that. We’ve crafted thousands of tailored campaigns for companies that are shaking up industries from retail to...

Equity LifeStyle Properties is a leading real estate investment trust (REIT) and operator of manufactured home communities, RV resorts, and campgrounds in North America. With over 50 years of experience, the company owns and manages a diverse portfolio of properties across 35 states and British Columbia, providing high-quality amenities and services to residents and guests in highly desirable locations.

Year Up is a one-year intensive training program, featuring six months of skills training and a six month internship at more than 250 top companies. At Year Up, students specialize in one of five tracks: Financial Operations, Information Technology, Business Operations, Software Development, and Sales & Customer Support.

ThinkMarkets is a premium multi-asset online brokerage. We offer quick and easy access to a wide range of markets including Forex, CFDs on equities, Cryptocurrencies, Commodities, Indices and more. We bring together people from different backgrounds with impressive skillsets, and together they make us even more than the sum of our parts.

Founded in 2001 by Dr. Sameera Hussain, Dental Dreams is a dynamic, growing company with offices in Illinois, Texas, Massachusetts, Pennsylvania, Maryland, Virginia, New Mexico, South Carolina, Louisiana, California, Michigan, and Washington, DC. Its mission is to provide high quality dental services in first-class facilities to people in underserved communities. The group has more than 150 dentists and over 500...

Worldwide, we are most recognized for our leadership in fire protection engineering, a tradition of responsibility we have advanced with pride since 1939. Today, our expertise extends broadly across closely related risk management fields – from accessibility consulting, risk and hazard analysis, process safety and forensic investigations to security risk consulting, emergency management and digital innovation.

Kenway Consulting, a management and technology consulting company, was founded in June of 2004 on the principles of being good and being truthful. At Kenway, we prefer to start with explaining Why we exist prior to explaining what we do. Kenway’s Why is “To help and to be helped.” Just as our vision statement says - ‘to transform business by...

Salt XC is an agency driven by the philosophy of Experiential Commerce™. Our unique framework for designing better consumer experiences that earn attention and drive action. We take an integrated approach that connects your consumer’s online and offline experiences through data, media and the memorable moments that drive brand transactions.

J.B. Hunt Transport, Inc. is a Fortune 500 company that specializes in technology-driven freight shipping for large and small businesses. A top-ranked third-party logistics (3PL) provider and one of the largest transportation logistics companies in North America, we provide safe and reliable services for a diverse group of customers throughout the continental United States, Canada and Mexico. Utilizing an integrated,...

LexisNexis Legal & Professional is a leading global provider of legal, regulatory and business information and analytics that help customers increase productivity, improve decision-making and outcomes, and advance the rule of law around the world. We help lawyers win cases, manage their work more efficiently, serve their clients better and grow their practices. We assist corporations in better understanding their markets,...

Transform the urban environment with smart city solutions and innovative outdoor advertising that reach and engage audiences throughout their day.

The Gardner School operates academically focused preschools and childcare centers for children from six weeks through age five. Its programs combine intentional early learning, experienced and caring teachers, peer interaction, and thoughtfully designed environments to support children’s growth, curiosity, confidence, and sense of belonging. The company serves families across multiple U.S. states through year-round early childhood education and full- and...

Mallinckrodt Pharmaceuticals plc is a global specialty pharmaceutical company with over 150 years of experience. Historically a manufacturer of specialty pharmaceuticals, generic drugs, and imaging agents, the company transitioned in November 2025 to be known as Keenova Therapeutics. It now focuses on developing, manufacturing, and commercializing branded therapeutics designed to help patients with rare or unaddressed conditions live healthier and...

Reach3 Insights is a purpose-driven insights consultancy accelerated by modern technologies, immersive experiences, intelligent analytics and game-changing deliverables. Our seasoned research strategists provide ongoing, agile insights at scale through the power of conversation to propel positive, powerful outcomes for transformational organizations across all industries. We exist to liberate our industry from mediocrity and malaise. Through the power of creativity, innovation, optimism...

Allied is a national healthcare solutions company that works with organizations who choose to take control of their healthcare. We customize employer self-insurance benefits to align with individual choice and organizational need while integrating medical management innovations and cost-control strategies. With healthcare designed for people, employers never have to choose between price and the best-fit insurance products to protect employees...