Skip to content
CSL Group

CSL Group

Updated October 2023.

About CSL Group

Company Overview
CSL have over 2 million managed connections supporting mission-critical IoT applications across Europe, and we are continuing to grow and innovate. We know that business and mission-critical end users depend on solutions that provide the highest levels of security and reliability. That is why our expert team are constantly innovating to provide the most resilient and cyber-secure connectivity solutions on the market. The sectors we work in and applications we connect are at the highest end of critical communications. Our solutions have been deployed at scale in markets including security, telecare, critical national infrastructure, automotive and retail.
Company Size 182 UK-based Employees
INDUSTRY Information Technology
CSL Group Head Office

United Kingdom

Employee Demographics

  • <2 years - 33%
  • 2-5 years - 38%
  • 6-10 years - 13%
  • 11-15 years - 8%
  • 16-20 years - 7%
  • Over 20 years - 1%

Company Culture at CSL Group

The employee experience below at CSL Group, compared to a typical company.

93% of employees at CSL Group say it is a great place to work*, compared to 54% of employees at a typical UK based company.
CSL Group
Typical Company
*Responses to the statement “Taking everything into account, I would say this is a great place to work.” vs. a typical UK company.


People here are treated fairly regardless of their race.


People here are treated fairly regardless of their sexual orientation.


When you join the company, you are made to feel welcome.


This is a physically safe place to work.


People here are treated fairly regardless of their sex.

Working at CSL Group

At CSL, we pride ourselves on first class Customer Service. Here's the team that constantly strive to make this happen.
CSL employees fundraising for Breast Cancer Awareness. What a pink effort we made!
We are constantly innovating our products and solutions to ensure we are having a positive impact on the environment.
A brand spanking new HQ located on a prestigious business park. We want nothing less for our employees at CSL.
Product Management delivering exciting product updates promoting our values, Continuous Improvement & Collaboration.
A dashing effort from the team with a friendly rounders match, fundraising for Footprints!
Annual Christmas Jumper Day raising money for Save the Children, while getting in the Christmas spirit.
Working at CSL Group
Working at CSL Group

Best Workplaces Lists

Great Place To Work® is proud to recognise CSL Group on the following Best Workplaces Lists.

Interested in a career at CSL Group, or just want to know more?

To discover what sets CSL Group apart and explore relevant career opportunities, take a look at their website.

Visit Their Website

How to earn Great Place To Work Certification

Watch this pre-recorded 5-minute webinar to learn the process for earning Great Place To Work Certification™

Certification Webinar