Top Tech Companies (7,841)

Sandstorm® is a Chicago-based user experience and digital agency that leverages strategic marketing, emerging technologies and usability to create high impact and compelling brand experiences. With 3,400+ in-depth user research interviews and usability studies under our belt, we’ve mastered the art of uncovering insights to reveal your untapped intrinsic value and transform organizations.

Power Tower is a leader in mobile phone charging technology. Our array of charging kiosks are used around the country at some of the largest most popular events. We work with world class brands to produce the most appealing charging stations on the market. Headquartered in the heart of Chicago, we're a team of bright entrepreneurs working hard to provide...

Telephone and Data Systems, Inc. (NYSE: TDS) provides broadband, video and voice through its TDS Telecom business. Its Array business leases and offers tower space to third-party carriers. Founded in 1969, TDS is headquartered in Chicago. Array Digital Infrastructure, Inc.SM (ArraySM) is a leading owner and operator of shared wireless communications infrastructure in the United States. With over 4,400 cell towers...

LSI is the financial services industry’s first true Member Experience company, helping credit unions and banks Connect People with People through innovative customer service, lending, and collections solutions.

Tru-Link Fence offers a large selection of fence styles and types in Chicago. They design, sell and install fences to make the process easy for customers. Visit their website today to learn more.

Crosstown Fiber is a Chicago-based fiber optic infrastructure developer specializing in the custom development of wholly-owned fiber optic networks for school systems, large enterprise, data center operators, content providers, IoT services, carriers as well as municipal and other government agencies. Designed, managed and operated by a team of leading Chicago networking infrastructure specialists, Crosstown Fiber’s network infrastructure is secure, pervasive...

Founded by three Chicago-based entrepreneurs with a track record of start-up success, MemoryWeb brings generations of photos in one organized place, creates interactive connections between them and preserves “back-of-the-photo” details forever. Download MemoryWeb at the app store: apple.co/2mIbRCm

Republic Airways Holdings is a holding company that operates Chautauqua Airlines.

At Rockefeller Philanthropy Advisors, our mission is to accelerate philanthropy in pursuit of a just world. We advise established and aspiring philanthropists, foundations, and corporations; manage innovative, early-stage non-profits; and share insight and learning with our clients, our community, and the sector. Tracing our roots back to John D. Rockefeller, Sr., who in 1891 set out to manage his philanthropy with the...

NetherRealm Studios, wholly owned by Warner Bros. Home Entertainment Group, is a leader in the development of interactive entertainment as the creator of the billion dollar Mortal Kombat franchise. Mortal Kombat has spawned two theatrical films, multiple television series, and has sold over 28 million games to date.

Plymouth Place, Inc. is a nonprofit life‑plan retirement community in La Grange Park, Illinois, founded to provide housing, healthcare, and supportive services for older adults. The community offers independent living, assisted living, memory support, and skilled nursing plus wellness amenities and a Center for Healthy Living. Plymouth Place emphasizes independence, community engagement and long‑term care security for residents.

AEM is a global leader in test innovation. We provide the most comprehensive semiconductor and electronics test solutions based on the best-in-class technologies, processes, and customer support. We deliver customized, application-specific solutions to meet our customers’ application needs. With full-stack test capabilities for advanced engineering to high-volume manufacturing, we provide innovative test solutions to drive successful customer outcomes in innovation....

BigFish Spirits is an online retailer, connecting customers with hard-to-find craft spirits. These amazing spirits are now available online, shipping direct-to-consumer.

Publica is a leading Connected TV (CTV) ad platform and works with many of the world's biggest broadcasters, TV manufacturers, and OTT apps. Headquartered in Palo Alto, Publica provides solutions for publishers to maximize their revenue across their CTV inventory through key solutions including a Unified Auction, Ad Pod Management, Audience Management, and Server-Side Ad Insertion (SSAI). The Publica platform...

At Rival, we’re transforming how companies hire, onboard, and grow talent by making HR processes smarter, faster, and more agile. Our suite is purpose-built for HR teams and simplifies talent acquisition, modernizes HR workflows, and accelerates workforce productivity.

The most secure, passwordless authentication platform for tech forward-thinking organizations, globally. Breaking down the barriers between identity, security, and device management, Beyond Identity fundamentally changes the way the world logs in – eliminating passwords and providing users with a frictionless multi-factor login experience.

Physicians Revenue Group, Inc. (PRG) is a US-based medical billing and revenue cycle management company established in 1997. We help healthcare providers optimize their revenue cycle, improve cash flow, and maximize reimbursements through efficient financial and billing processes. Our services include revenue cycle management, medical billing, claims management, denial management, and provider credentialing. We identify revenue gaps and help physician...

We’re best known for making Basecamp, HEY, and ONCE, writing business and software books (Getting Real, REWORK, REMOTE, It Doesn’t Have to Be Crazy at Work, and Shape Up), and inventing the Ruby on Rails framework.

About GroundTruth GroundTruth is the leading location-based marketing and advertising technology company. Brands, agencies, small businesses, and non-profits trust our performance-driven solutions to help them reach consumers during moments of intent that generate important business outcomes. GroundTruth’s suite of geo-contextual omnichannel products and services are available at scale through our self-serve advertising platform, managed services, and industry reseller partnerships. GroundTruth’s marketing...

Established in 2000, LanceSoft is a pioneer in delivering top-notch Global Workforce Solutions and IT Services to a diverse clientele. As a Certified MBE and Woman-Owned organization, we pride ourselves on fostering global cross-cultural connections that advance both the careers of our employees and the success of our clients' businesses. At LanceSoft, our mission is clear: to leverage our global network...