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Top Tech Companies in Chicago, IL (7,852)

Classform
Edtech • Software
Lake Bluff
5 Employees

Classform is STEM technology company, focused on helping schools adopt, integrate and manage technology in the classroom.

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Classform
Parkar Digital
Cloud • Information Technology • Cybersecurity
4 Offices
200 Employees
16 Benefits

Parkar Mission: Creating a new paradigm, Defining our karmic culture Parkar Digital is a Hybrid-first company dedicated to hiring, retaining, and developing high-performing employees and teams with diverse backgrounds. We are a digital transformation and software engineering company headquartered in Atlanta, USA, and have our engineering teams across the US, India, and Latin America. Our solutions are powered by the Parkar...

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Parkar Digital
Sia Partners
Healthtech • Professional Services • Consulting • Generative AI • Manufacturing
33 Offices
3,323 Employees
4 Benefits

Sia Partners is a next generation management consulting firm and pioneer of Consulting 4.0. We offer a unique blend of AI and design capabilities, augmenting traditional consulting to deliver superior value to our clients. Counting 1,800 consultants in 18 countries, we expect to achieve USD 300 million in turnover for the current fiscal year. With a global footprint and expertise...

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Sia Partners

Sia Partners's Top Stability & Growth Strengths

Investor Backing & Capital Strength: Recent investment by Blackstone of up to €250 million in December 2024 provides growth capital and signals external confidence in the firm’s expansion plans. Company statements link this funding to accelerating U.S. growth, M&A, and AI-enabled offerings.

Market Expansion: Multiple acquisitions and a sustained U.S. push (e.g., Notion Consulting, Ready Set Rocket, Precedence, Kaiser Associates) indicate ongoing geographic and service-line expansion across North America and Europe. Leadership attention to the U.S. market and a growing office footprint suggest increased depth in key geographies.

Innovation-Driven Growth: The firm is productizing AI (e.g., SiaGPT and 800+ deployable AI agents by April 2026) and launching new lines like Corporate Strategy, PE & M&A, pointing to growth via differentiated, tech-enabled delivery. Partnerships and ecosystem recognition around NVIDIA and AWS reinforce momentum in AI-driven consulting.

Patterson Companies
26 Offices
5,559 Employees
34 Benefits

Patterson strengthens the oral and animal health markets in North America and the United Kingdom. From small, private practices to large group networks and production operations, we guide our customers with bold solutions and a personal touch. We are much more than a distributor – we are an indispensable partner. Patterson Dental has strengthened the dental industry since our company’s founding...

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Patterson Companies

Patterson Companies's Top Stability & Growth Strengths

Strong Market Position & Advantage: The company is described as a top‑tier distributor in North American dental and a leading player in animal health, supported by long operating history and logistical moats. Its role alongside Henry Schein in an oligopolistic dental channel, and leadership in the U.K. via NVS, indicate durable competitive positioning.

Diversified Revenue Streams: Operations span two large divisions—Dental and Animal Health—complemented by value‑added services and software. This mix has provided some balance, with steadier Animal Health trends partially offsetting softer Dental performance.

Investor Backing & Capital Strength: The acquisition by Patient Square Capital supplies committed sponsorship and resources for the next phase under private ownership. Leadership changes and continued bolt‑on deals signal a capital‑supported agenda for operational improvements and selective expansion.

Cosatech
Information Technology
Oak Brook

Through exceptional groups of talented software engineers, domain experts and managers, we have been helping our clients to deliver high performance systems, ultra-low latency, Big Data Analytics innovative solutions that made major impact to the organizations, their customers and increased values.

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Cosatech
Tolmar
Healthtech
3 Offices
782 Employees
32 Benefits

Tolmar is a Northern Colorado based pharmaceutical research, development, manufacturing and commercial operations company. Tolmar develops and manufactures both proprietary and generic pharmaceutical products with specific focus in dermatology, oncology, and specialty injectable therapeutic areas.

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Tolmar
GTI Energy
Energy
13 Offices
439 Employees
38 Benefits

For more than eight decades, GTI Energy has contributed to the strengthening of energy systems and the communities they serve. As a leading technology development organization, we are focused on developing, scaling, and deploying solutions that shape energy transitions by leveraging gases, liquids, infrastructure, and efficiency. GTI Energy leverages the expertise of our trusted team of scientists, engineers, and partners to...

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GTI Energy
Digital BrandWorks
Chicago
18 Employees

Digital BrandWorks, a digital consultancy which specializes in representing manufacturers in the digital marketplaces while providing complimentary business intelligence services and marketing solutions, launches today. Digital BrandWorks’ subsidiary is BuyHappier.com, an e-commerce company honored on the Inc. 500 list as one of the fastest growing companies by Inc. Magazine in 2013.“Digital BrandWorks deftly navigates the intersection where manufacturing, retail and e-commerce meets,” said Jeff Mariola, CEO,...

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Digital BrandWorks
ABC Supply
Information Technology • Professional Services • Retail • Renewable Energy
26 Offices
20,000 Employees
22 Benefits

ABC Supply is North America's largest wholesale distributor of roofing, siding, windows, and other exterior and interior building products for residential and commercial use.

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ABC Supply
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S2G Ventures
Financial Services
Chicago
44 Employees

S2G Ventures, the direct investment team of Builders Vision, partners with entrepreneurs who are working on solutions to some of the world’s greatest challenges across the food, agriculture, oceans, and clean energy markets. We provide capital, mentorship, and value-added resources to companies pursuing innovative market-based solutions that generate positive social, environmental, and financial returns. We provide our partners with flexible...

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S2G Ventures
YMCA of the North Shore Inc.
Fitness • Kids + Family • Social Impact
31 Offices
484 Employees

The YMCA of the North Shore Inc. is a nonprofit organization dedicated to strengthening communities, nurturing the potential of children, and promoting healthy living in spirit, mind, and body. As an inclusive association comprising several local YMCAs, it provides a wide range of programs, including fitness classes, youth development, and childcare services, to foster social responsibility and community wellness across...

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YMCA of the North Shore Inc.
PUSH for Wellness
Chicago
4 Employees

PUSH is the first fair and effective progress-based health and wellness incentive program. The program leverages principles of behavioral economics to effect health behavior change, producing tangible benefits for organizations and their valued employees. This unique incentive management concept was developed by Dr. Greg Vachon, a practicing internist with over 25 years of experience in clinical practice and behavioral health...

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PUSH for Wellness
StudioNorth
North Chicago
50 Employees

Our story is about finding the true meaning behind your message that motivates your audience to action. Whether it’s influencing a purchase decision, supporting your cause or building a brand people care about, we have the depth of experience and resources to make it happen.

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StudioNorth
Startup Foundry
Chicago
8 Employees

Startup Foundry is a team of engineers and entrepreneurs building startups that transform industries. We believe that you can’t outsource the job of turning great ideas into great businesses. We are real co-founders on projects we pursue. We mentor members of our team to become the future CEOs and CTOs of the companies we build.

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Startup Foundry
Central Lincoln County YMCA
Fitness • Kids + Family • Social Impact
31 Offices
43 Benefits

The Central Lincoln County YMCA is a non-profit organization dedicated to improving quality of life by nurturing children's potential, promoting healthy living, and fostering social responsibility through programs like childcare, early childhood education, afterschool programs, and summer camps.

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Central Lincoln County YMCA
Stella Mental Health
3 Offices
200 Employees

Stella Mental Health is a psychiatry practice and national mental-health clinic network providing personalized care for hard-to-treat depression, PTSD, anxiety, and trauma-related conditions. Its multidisciplinary clinicians combine traditional psychiatric care with evidence-based interventional treatments, including ketamine, Spravato (esketamine), transcranial magnetic stimulation, stellate ganglion block, medication management, and talk therapy, with a focus on lasting patient relief, safety, and measurable outcomes.

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Stella Mental Health
Volexion
Greentech • Energy
Chicago

Volexion is a battery technology company working to improve the performance of lithium-ion batteries globally. Volexion’s proprietary graphene coating for lithium-ion battery cathodes dramatically improves energy and power density while reducing costs. Volexion was founded by Prof. Mark Hersam, Director of the Northwestern University Materials Research Center and a MacArthur Fellow, who discovered that coating battery cathodes with graphene can...

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Volexion
Xmplifi
AdTech • Social Media
Chicago
4 Employees

Xmplifi conquers the logistical challenges of advocacy marketing, and makes it easy for your people to evangelize about your brand on social media.Xmplifi offers the latest in employeer-to-consumer marketing, giving you unprecedented ability to tap into your employees’ social networks. Designed as a ready-to-go workflow tool, Xmplifi make

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Xmplifi
PCC Community Wellness Center
4 Offices
286 Employees
Hiring Now

PCC Community Wellness Center is a network of health centers dedicated to improving health outcomes for medically underserved communities by providing high-quality, affordable, and accessible primary, behavioral, and oral health services. Their mission is rooted in justice, compassion, and deep respect, serving as a home for healing, connection, and dignity for the people they serve in Chicagoland.

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PCC Community Wellness Center
Pella Corporation
Industrial • Manufacturing
92 Offices
10,000 Employees
34 Benefits

Manufacturer of windows and doors intended to serve residential and commercial markets across North America.

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Pella Corporation

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