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Top Tech Companies in Chicago, IL (7,772)

Kaplan International
Edtech • Professional Services
13 Offices
1 Benefits

Kaplan International is a global education provider that offers language courses, including English, French, and German, as well as university pathway programs to students worldwide.

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Kaplan International
Ensono
Cloud • Information Technology
12 Offices
3,000 Employees
14 Benefits Hiring Now
Support mission critical workloads, modernize IT infrastructure and reduce total cost of ownership.

Ensono helps IT leaders be the catalyst for change by harnessing the power of hybrid IT to transform their businesses. Our broad services portfolio from mainframe to cloud, powered by an intelligent governance platform, is designed to help our clients operate for today and optimize for tomorrow. We are award-winning certified experts in AWS & Azure

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Ensono

Ensono's Top Stability & Growth Strengths

Strong Revenue Growth: Company disclosures indicate revenue expanded from about $224M at inception to roughly $1.1B and clients grew to 250+ by January 2026, reflecting sustained scale-up. Additional signals such as headcount increases and the launch of an AI & Innovation Division reinforce ongoing momentum.

Strong Market Position & Advantage: Multiple independent analyst assessments (ISG, Everest, IDC) place the company as a Leader in mainframe services and modernization, with Gartner listing it in a 2024 Market Guide for the niche. Credentials like the AWS Mainframe Modernization Competency and public-sector recognitions further underpin competitive strength in this segment.

Investor Backing & Capital Strength: Ownership by KKR since 2021 and a stated $250M, five‑year AI investment plan indicate access to capital supporting expansion and R&D. Capability-expanding acquisitions such as Amido and ExperSolve align with a funded growth strategy.

Jump Crypto
Blockchain • Software • Cryptocurrency
Chicago
20 Employees

We've been partnering, innovating and trading in the crypto world for years. Our aim is to help lay down the pavers and conduit that will shape the future of the industry.

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Jump Crypto
Challenger Motor Freight Inc
Logistics • Transportation
6 Offices
665 Employees
5 Benefits

Challenger is a North American leader in the supply chain industry and has been since its inception in 1975. The Challenger Group employs more than 2,000 people and operates approximately 1,500 trucks and 3,300 trailers. As one of the largest privately owned truckload carriers in Canada, Challenger has been consistently recognized by its customers and within the industry for the...

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Challenger Motor Freight Inc
Azzur Group
Biotech
15 Offices
481 Employees
24 Benefits

From Discovery to Delivery™, Azzur Group provides the life science community with full lifecycle solutions for all their GxP needs. From Azzur Cleanrooms on Demand™ facilities, to labs, training centers, and consulting and advisory offices across the nation, Azzur helps organizations start, scale, and sustain their enterprises. With four decades of service to the industry, we've become a trusted partner...

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Azzur Group
SocialHood
AdTech • Social Media
Chicago

Sociahood is a social network for the neighborhood

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SocialHood
Callan
Fintech • Payments • Financial Services
9 Offices
259 Employees
3 Benefits

Callan was founded as an employee-owned investment consulting firm in 1973. Ever since, we have empowered institutional investors with creative, customized investment solutions backed by proprietary research, exclusive data, and ongoing education. Today, Callan advises on more than $3 trillion in total fund sponsor assets, which makes it among the largest independently owned investment consulting firms in the U.S. Callan...

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Callan
Auctus Group, Inc
Chicago
20 Employees

Auctus Group, Inc is a multi-faceted financial group specializing in merger & acquisition advisory; institutional private placements of debt and equity; financial restructuring; valuation; and strategic consulting. In select situations, Auctus also provides debt/equity cash infusions to lower middle market companies through its affiliate Auctus Capital Partners. Our experienced professionals have the foresight necessary to navigate through highly complicated transactions...

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Auctus Group, Inc
Gurnee Park District
Fitness • Kids + Family • Social Impact
Gurnee
621 Employees
13 Benefits

The Gurnee Park District is a municipal agency dedicated to enriching the community through fun and nature by providing parks, recreation facilities, and programs for its residents.

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Gurnee Park District
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Clarcity Travel & Expense
Software • Travel
Chicago
7 Employees

Clarcity is a corporate travel self booking tool, expense management platform, and business travel agency for companies of all sizes. Clarcity provides a platform for employees to book their airline tickets, hotel rooms, and rental cars in one place, access their company’s negotiated corporate rates, manage their expense reports, and have one number to call to handle their business travel needs. <span...

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Clarcity Travel & Expense
Market Simplified
Fintech • Payments • Financial Services
2 Offices
351 Employees

Market Simplified is a customer engagement platform provider for financial services companies, specialising in providing experience through Experience Engineering​. We add value and revenue to our clients using our expertise in User Experience, Mobility, Web, and Platform Technologies. Market Simplified founded in 2005 with a mission to “Empower the end user by enabling access to the financial system with engaging user...

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Market Simplified
Varian
Healthtech • Biotech
21 Offices
10,000 Employees
39 Benefits

At Varian, a Siemens Healthineers company, we envision a world without fear of cancer. For more than 70 years, we have developed, built and delivered innovative cancer care technologies and solutions for our clinical partners around the globe to help them treat millions of patients each year. With an Intelligent Cancer Care approach, we are harnessing advanced technologies like artificial...

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Varian

Varian's Top Stability & Growth Strengths

Strong Market Position & Advantage: Industry analyses frequently describe external‑beam radiotherapy as a Varian–Elekta near‑duopoly, with Varian often cited at or near the top. Feedback suggests a large installed base, leading software stack, and a broad global service footprint reinforce this position.

Strong Revenue Growth: Company and trade updates state the Varian segment has posted year‑over‑year revenue growth across multiple recent periods within Siemens Healthineers, alongside positive order momentum and a growing backlog. Feedback suggests recent quarterly trends point to continued demand for systems, software, and services.

Strategic Partnerships: Integration with Siemens Healthineers provides access to imaging, diagnostics, and digital platforms, enabling end‑to‑end oncology workflows and cross‑selling advantages. Feedback suggests this parent‑level backing strengthens global reach and execution in tenders.

Upfront Healthcare
Chicago
93 Employees
50 Benefits
Upfront delivers dynamic, digital care navigation to improve patient experience and get patients the care they need.

Upfront delivers dynamic, digital care navigation to improve patient experience, increase necessary visits, reduce no-shows, and improve population health performance. Its flexible omnichannel communication capabilities, combined with personalized patient content and calls-to-action, eliminate common barriers to patient engagement and enable Upfront to support a nearly unlimited number of use cases and deliver a world-class patient experience, while driving a significant...

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Upfront Healthcare
American InterContinental University
7 Offices
1,700 Employees

American InterContinental University (AIU) is an accredited online university dedicated to helping working adults and students from all backgrounds earn degrees. It offers various undergraduate and graduate-level programs with campuses in Atlanta and Houston, as well as online. The university provides specialized education in fields such as Business Administration, Criminal Justice, Healthcare Management, and Information Technology, aiming to support the...

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American InterContinental University
101 Worldwide
AdTech • Software
Chicago
85 Employees

In 2007, we set out to build a new kind of agency. Something completely different.So different that we’re not really an agency anymore! 101 Worldwide is a technology and marketing practice. We’re  agency folks at heart, but it became clear that in order to be successful marketers and advertisers, we needed to be experts in technology, customer intelligence, and business...

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101 Worldwide
Ambient Media Co
AdTech • Other
Arlington Heights

We are a media website that specify in writing articles about major new technology improvements, products, and much more. All we want to do is provide our readers with entertaining media.

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Ambient Media Co
Saint Viator High School
Arlington Heights
128 Employees
Hiring Now

Saint Viator High School is a Catholic, college-preparatory community of learning called to provide religious formation and an academic program of excellence to young men and women. Its vision is to be recognized as a Catholic, college preparatory high school where tradition and innovation meet, preparing students to think creatively and solve problems using professional business skills.

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Saint Viator High School
FLC Infotech
Information Technology
Schaumburg
13 Employees

At FLC Infotech, we are dedicated to providing the highest quality information technology services and solutions to our valued clients. As a member of the esteemed Devasya Group, LLC, we bring years of expertise and experience to the table, offering a full suite of services, including cybersecurity, infrastructure, IT staffing, and more.

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FLC Infotech
CNA
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
19 Offices
7,000 Employees
51 Benefits

CNA is one of the largest U.S. commercial property and casualty insurance companies. Backed by more than 125 years of experience, CNA provides a broad range of standard and specialized insurance products and services for businesses and professionals in the U.S., Canada and Europe. As a company of allies, we understand the importance of fostering an inclusive and supportive culture...

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CNA

CNA's Top Stability & Growth Strengths

Strong Market Position & Advantage: Top‑10 U.S. commercial scale and a recognized specialty franchise with major professional‑association endorsements indicate meaningful competitive footing across core niches. AM Best characterizes the company as a leading U.S. writer of commercial and specialty lines.

Profitability: Record core and net income for 2025 alongside a slightly improved P&C combined ratio signal disciplined underwriting and earnings momentum. Higher net investment income further supported full‑year results.

Investor Backing & Capital Strength: An AM Best upgrade to A+ (Superior) in late 2025 and increased regular plus special dividends reflect balance‑sheet strength and confidence. These markers enhance credibility with brokers and large commercial buyers.

Texas Instruments
Hardware • Semiconductor • Manufacturing
28 Offices
25,059 Employees
39 Benefits Hiring Now

Texas Instruments develops semiconductor and computer technology for cellular handsets, digital signal processors and analog semiconductors. Texas Instruments has been making progress possible for decades. We are a global semiconductor company that designs, manufactures, tests and sells analog and embedded processing chips. Our more than 80,000 products help over 100,000 customers efficiently manage power, accurately sense and transmit data and provide...

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Texas Instruments

Texas Instruments's Top Stability & Growth Strengths

Strong Market Position & Advantage: Texas Instruments is positioned as a dominant analog semiconductor supplier with a broad catalog and deep expertise that supports durable share in industrial and automotive applications. Manufacturing depth and supply-chain execution are framed as differentiators that helped it weather shortages and industry cycles better than many peers.

Healthy Cash Flow: Free cash flow is described as robust in recent quarters, supporting continued shareholder returns through dividends and buybacks even during a downcycle. A large cash balance is also noted as reinforcing financial flexibility while the business stabilizes into early 2026.

Future-Ready Strategy: The company is investing heavily in long-horizon capacity and technology priorities tied to electrification, industrial automation, and edge/AI-related demand. New 300mm wafer fabs coming online are positioned to expand capacity and strengthen cost and supply resilience over the next several years.

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