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

Oetiker provides customers with the peace of mind that their mission-critical components are reliably connected. We are a global leader in high-end connecting solutions for the vehicle industry and for high-value applications in industrial segments. Our expertise in high-quality clamps, rings, straps and quick-connectors ranges from powertrain and drivetrain applications to medical applications. We offer engineering, prototyping and testing support...

We're building a modern prescription network that empowers people to shop with their prescriptions in hand.

Red Foundry is a leading mobile app design and development firm with a proven track record of creating innovative award-winning mobile solutions for our clients. By combining our experienced and passionate team, proven methodology, and powerful development platform, we create native iOS and Android apps for some of the world’s leading companies.

Reliable Safety & Flow Corporation provides connected safety and flow systems for people who design, build, operate, and protect the built world. Its products include fire sprinklers, devices, flexible connections, pipe-joining products, flow-control equipment, valves, fittings, hangers, and supports, complemented by digital performance solutions that help turn specifications into installed systems. It serves owners, engineers, contractors, and distributors across commercial,...

Hitchcock Design Group is a multi-disciplinary landscape architecture, placemaking, and urban design practice. They focus on creating sustainable, community-focused spaces for public, private, and institutional clients. As of late 2025, the firm became part of the RVi and Atwell family of companies, allowing them to expand their resources and capabilities while maintaining their commitment to thoughtful, people-centered design and storytelling...

For more than 35 years, Ortho Molecular Products has partnered exclusively with health care providers to deliver nutritional solutions of the highest efficacy. The most trusted voices in health care put their trust in our products to help patients get better, faster. Our commitment to science, careful raw ingredient selection, and strict quality standards goes into every supplement we formulate.

Fiduciary Real Estate Development, Inc. (FRED) is a fully integrated real estate investment and development company that specializes in designing, building, and managing high-quality residential apartment communities. Based in Milwaukee, they distinguish themselves by designing and building their own communities rather than just managing them. Their mission is to provide a distinctive living experience through enthusiastic service, dynamic teamwork, and...

FarShore is a technology development and consulting firm that has helped launch and scale 250+ startups over 15+ years of industry experience. FarShore has full-stack custom development capabilities and provides unique advisory insights into how to effectively leverage and scale tech - with a specific focus on leveraging mobile app development, IoT, e-commerce, and branding. Though FarShore's skills are specialized...

IdealStudent is a student engagement app designed for middle – high school students. Via an avatar, students lean how to visually perceive and develop the top factors that make up an ideal student, bridge how these factors relate to importance of what colleges consider in an ideal applicant, and perform gap analyses to identity if their academic performance is on...

Lionbridge partners with brands to break barriers and build bridges all over the world. For over 25 years, we have helped companies connect with their global customers and employees by delivering translation and localization solutions in 350+ languages. Through our world-class platform, we orchestrate a network of passionate experts across the globe who partner with brands to create culturally rich...

EnsembleIQ is a North American business intelligence company delivering insightful information and actionable connections. Using our market expertise throughout the entire path to purchase in retail, retail technology, consumer goods, healthcare, and hospitality, we help professionals make informed business decisions and gain a competitive advantage. We offer creative solutions that connect suppliers and service providers with our business-building communities. Through...

SBA Communications Corporation is a leading independent owner and operator of wireless communications infrastructure including towers, buildings, rooftops, distributed antenna systems (DAS) and small cells. With a portfolio of high-quality and exclusive communications sites throughout the Americas and Africa, SBA is listed on NASDAQ under the symbol SBAC. SBA is part of the S&P 500 Index and is one of...

Moolagram gives everyone what they want!  Our simple, highly-effective, low cost Mobile Engagement Solution is purpose built to connect local businesses and local people, on their terms.  Our patented Mobile Marketing Platform for Businesses provides easy-to-use tools to create, target, publish and measure mobile marketing campaigns that are timely and relevant.  The Mobile App for Consumers caters to the life, location and...

Dunn Solutions Group is a digital commerce & business transformation consultancy focused on delivering velocity to our clients. DSG helps our clients achieve speed by automating business processes (application development), and direction using advanced analytics.

In 2005, we launched Brilliant Earth to raise the standards in the jewelry industry while creating beautiful fine jewelry that is different in every way – how it’s made, how it’s sold, how it’s sourced and crafted, and how it gives back. As a result, we go beyond current industry practices for sourcing, use recycled precious metals to minimize our...

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...

KloboMedia works with businesses and individuals to raise brand awareness and drive engagement in the social space. We collect and analyze social activity of the client and competitors to deliver insights on what's really happening with messaging and content on all social platforms, especially Twitter, Facebook and Instagram.  Our focus is companies that already have a social presence and desire...

[ibimage==22735==Original==none==self==ibimage_align-center]SeatSync is a mobile application, available for both Android and iOS devices, that connects buyers and sellers of sports and music tickets for in-person transactions.SeatSync allows fans to find other nearby fans that are buying or selling tickets, and then walks them through the meet-up and purchase process. The app is rooted in an easy-to-use interface with features including location-based...

The labor shortage hurts. Technology can help. Use Presto's voice, vision, and touch technologies to quickly scale operations in an uncertain labor market. Put your best foot forward as guests return.

Every customer interaction is a process with a specific objective. It has a beginning, a middle, and an end, and it generates a specific result. Our purpose at RiverStar is to enable you deliver a customer driven interaction at each point in the customer lifecycle. Regardless of whether the process is initiated by the customer or the business itself (i.e.,...