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Top Company 2021: Technology, Software & Communications

These three companies are shaking up the world of technology, software and communications

Mike Taylor //September 15, 2021//

Top Company 2021: Technology, Software & Communications

These three companies are shaking up the world of technology, software and communications

Mike Taylor //September 15, 2021//

Hotel Engine
Finalist: Hotel Engine

In its 34th year, ColoradoBiz‘s Top Company honors the Colorado companies that have drive, determination, a vision and a plan and are ultimately making the state a better place to live and work. These three companies – one winner and two finalists – represent the 2021 Top Companies in Technology, Software and Communications.



Greenwood Village

CSG is a global leader in future-ready digital monetization, payments and customer engagement solutions. Its cloud-first solutions help service providers, digital fighter brands and global enterprises launch new services, expand into new markets and create safe, effortless and intuitive customer experiences that build brand loyalty.

With more than 4,800 employees in 120 countries around the world, CSG manages billions of critical customer interactions annually for their global customer base, including AT&T, Charter Communications, Comcast, DISH, Formula One, MTN South Africa, Microsoft, Mastercard and Telstra.

Over the last 10 years, CSG has undergone a rapid transformation – investing in next-gen cloud, AI, 5G, OTT, digital monetization, payments and customer engagement solutions, enabling CSG to outpace the market and grow revenues.

CSG has a longstanding commitment to community involvement. The company’s newly revised donation and volunteer policy aims to give employees the ability to make an even bigger impact in their communities by expanding employees’ paid Volunteer Time Off and bringing back the employee donation match. In 2019, CSG and Habitat for Humanity celebrated their 10-year partnership anniversary by partnering with local and national communities to build houses for those in need.


Hotel Engine


Hotel Engine is a travel tech company that focuses on one goal — making business lodging management simpler. “We’re on a mission to become the global leading platform for business lodging by providing a savings-driven and easy to use platform,” the company says. “We focus on delivering all the tools necessary for advanced reporting, world-class customer, service, and more so our members can experience how managed travel drives better business performance.”

For companies that have traveling workforces, corporate lodging is the largest travel-related expenditure. Hotel Engine arms business customers with a powerful platform that is simple to use and seamless to integrate, coupled with rates that offer significant savings. Members can book and use Hotel Engine when and where they want for free.

Hotel Engine proved its operational efficiency in 2020 by growing company revenue by 122% in an industry – travel – that was all but decimated during the pandemic. Hotel Engine’s ability to quickly shift attention to sectors that needed it most  — including government and health care —helped the company to not only survive, but thrive.


E2 Optics


Top Co E2 Optics Headshot

E2 Optics is an SBA-certified woman-owned technology integrator founded in 2010. From mission-critical data centers to new facility and tenant finish installation projects, E2 Optics designs low-voltage solutions that seamlessly integrate audiovisual, physical security, structured cabling and wireless solutions. Its experience spans enterprise and government clients within the energy, finance, health care, higher education, manufacturing, media and communications, and transportation industries.

During the past 12 months, CEO and President Kristi Alford-Haarberg has devoted much of her time to ensuring that E2 Optics remains a thriving business. To do so, E2 Optics has made substantial investments in launching regional training centers, doubling down on long-term investments in operational systems, people, and training in the face of economic uncertainty. These and other measures enabled E2 Optics to maintain revenues in 2020. Alford-Haarberg contributed to this by personally securing a new marquee client while positioning E2 to achieve an estimated 25% growth in 2021.