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We figured out the best telecommunication companies to work for in Colorado using data on salaries, company financial health, and employee diversity. You can also search for the best telecommunication companies to work for in any other state or city.

Zippia score 4.7
Zayo Group was founded in 2007. To date, this company has more than one billion dollars of reported revenues. Their services include cloud infrastructure, network mapping, dark fiber connectivity, cybersecurity, SONET, and more. They deal with governmental, healthcare, financial, legal clients, and so on.
Zippia score 4.3
Zippia score 4.3
FreeWave Technologies is a wireless networking solution provider that supports a wide range of industrial and military applications by providing wireless M2M and Internet of Things wireless networking solutions. Its goal is to help its customers transmit mission-critical data via secure, highly reliable licensed and license-free M2M communications solutions. FreeWave Technologies was founded in 1993 and is based in Boulder, C.O.
Zippia score 4.2
Zippia score 4.8
ConvergeOne, headquartered in Eagan, MN, is the leading independent integrator of data, communications, collaboration, and customer interaction solutions and services. As a critical link between OEMs and end users, the company provides essential consulting and project management services related to custom design, installation, implementation, and maintenance of best-in-class data and communication solutions. Through its nationwide family of solution integrators, ConvergeOne offers a "one-stop" destination for its broad spectrum of valued customer relationships, providing in-depth technical expertise and total solution focus. Custom services include converged networks and unified communication solutions, call centers, system design, implementation, integration, maintenance, data storage and archiving, and other professional services, primarily for mid-sized and enterprise businesses.
Zippia score 4.6
RingCentral's cloud-based communication and collaboration platform offers a comprehensive set of capabilities that unify voice, business messaging, team collaboration, video conferencing, and online meetings. RingCentral revolutionizes the power of the cloud to help companies across the globe work smarter, radically improving the way businesses partner with customers and co-workers. We offer nimble business communication solutions, used in more than 350,000 organizations worldwide, that rapidly scale as enterprises grow. It's a capable platform that offers more than VoIP phone service or cloud PBX. We deliver complete unified communications as a service (UCaaS)-the kind of solutions that integrate seamlessly within your current application and framework, without expensive on-premise hardware or hassles. Bridging the divide across multiple devices-including smartphones, tablets, computers, and desk phones-RingCentral solutions provide today's mobile workforce with the flexible communication tools needed to get the job done right. RingCentral helps small businesses manage mobile, fax and e-mail communications. Its core product offering includes RingCentral Office, RingCentral Professional and RingCentral Internet Fax, with services provided in the US, Canada and the UK. RingCentral, headquartered in Belmont, CA, is funded by Sequoia Capital , Khosla Ventures and DAG and was founded in 2003 by Vlad Shmunis . Products RingCentral Office is a comprehensive Voice over Internet Protocol phone service for small businesses and enterprise companies. This allows customers to connect teams in different locations. RingCentral Office combines a hosted multi-extension business phone system with voice and fax functionality, unlimited calling and pre-configured phones. This allows businesses to connect teams in different locations. RingCentral Glip provides a single, unified team workspace that empowers customers to work, communicate, and collaborate faster and more effectively than ever before. Emails, scattered discussions, and disjointed resources are drastically reduced as teams share conversations, files, tasks, and calendars. Teams, whether internal or external, can collaborate using their favorite devices anytime, anyplace-all within the Glip team workspace. RingCentral Contact Center is an omnichannel, hosted contact center solution that's easy to deploy, integrate, and scale. This cloud-based contact center solution connects your business to your customers like never before. Your agents get the data and features needed to deliver professional, effective service, while your customers enjoy better communication and faster response times. RingCentral Professional provides customers with a single local or toll free number that connects their existing phone lines as virtual extensions. It is equipped with advanced call forwarding and answering rules. Users can also receive calls, transmit faxes and listen to voicemail online through their RingCentral account. RingCentral Fax is an internet fax product that gives users the ability to send and receive faxes through the Internet, replacing the fax machine. Aside from the ability to transmit documents online, users can also sign and edit their faxes digitally, eliminating the need to print and scan faxes. Users also receive a text and an email message every time a new fax arrives
Zippia score 4.5
&D, and sales operations in over 20 locations worldwide.
Zippia score 4.5
Qualcomm designs, develops, manufactures, and markets digital communication products worldwide. Qualcomm pioneered 3G and 4G and now the company is leading the way to 5G. The company works in multiple industries from automotive and IoT to healthcare and security. Currently Qualcomm focuses on a single goal--invent mobile technology breakthroughs. The company was founded in 1985 and is headquartered in San Diego, California.
Zippia score 3.9
Wireless Telecom Group is a global designer and manufacturer of radio frequency (“RF”) and microwave-based products for wireless and advanced communications industries. We market our products and services worldwide under the Boonton Electronics (“Boonton”), Microlab/FXR (“Microlab”) and Noisecom brands. Our Brands and products have maintained a reputation for their accuracy and performance as they support our customers' technological advancements within communications.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Zayo Group | |
| 2 | Atlas Tower Group | |
| 3 | FreeWave Technologies | |
| 4 | Carrier Access Corporation |