Insights

Global prison tech Telio Group specializes in digital communication and administration solutions for correctional facilities, operating in 23 countries and 800 facilities with a strong focus on safer, humane, and future-proof operations. Sales opportunity: position Telio as a strategic partner for large-scale digital transformation projects in corrections, emphasizing cross-border capabilities and long-term support.

Rehab and wellbeing The company emphasizes positive mental health and successful rehabilitation within prisons. Sales angle: offer complementary services or integrations that enhance inmate wellbeing, reduce recidivism-related costs, and align with public sector funding priorities for rehabilitation programs.

Digital transformation Telio positions itself as a leading telco and software provider aiding digitalisation in correctional facilities, with ongoing process optimisations and tailored solutions. Sales angle: propose end-to-end modernization packages including analytics, cloud-based administration, and secure communications to improve efficiency and workloads.

Strategic growth Ownership history includes acquisition by Charterhouse Capital Partners and prior investment activity, indicating a mature, growth-focused organization with scale and governance. Sales opportunity: approach through enterprise-level procurement channels, emphasizing reliability, compliance, and scalable implementation across multiple jurisdictions.

Revenue potential Current revenue range places Telio in a mid-market segment with an established international footprint and a sizeable inmate base. Sales angle: leverage cross-sell opportunities to add new modules (analytics, security, admin workflows) and expand footprint in existing facilities while exploring adjacent markets in corrections tech and related public sector verticals.

Telio Group Tech Stack

Telio Group uses 8 technology products and services including Entity Framework, Microsoft PowerPoint, Sage, and more. Explore Telio Group's tech stack below.

  • Entity Framework
    Data Management
  • Microsoft PowerPoint
    Editors
  • Sage
    Enterprise Resource Planning
  • Google Cloud
    Infrastructure As A Service
  • Windows Server
    Operating Systems
  • PHP
    Programming Languages
  • Microsoft ASP.NET
    Web Frameworks
  • WP-PageNavi
    Web Platform Extensions

Telio Group's Email Address Formats

Telio Group uses at least 1 format(s):
Telio Group Email FormatsExamplePercentage
First.Last@tel.ioJohn.Doe@tel.io
100%

Frequently Asked Questions

Where is Telio Group's headquarters located?

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Telio Group's main headquarters is located at Hamburg Germany. The company has employees across 5 continents, including EuropeAfricaAsia.

What is Telio Group's phone number?

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You can contact Telio Group's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Telio Group's official website and social media links?

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Telio Group's official website is tel.io and has social profiles on LinkedIn.

What is Telio Group's SIC code NAICS code?

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Telio Group's SIC code is 4812 - Radiotelephone Communications NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Telio Group have currently?

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As of June 2026, Telio Group has approximately 196 employees across 5 continents, including EuropeAfricaAsia. Key team members include Cfo: K. P.Chief Operating Officer: C. T. S.Chief Business Officer: D. L.. Explore Telio Group's employee directory with LeadIQ.

What industry does Telio Group belong to?

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Telio Group operates in the IT Services and IT Consulting industry.

What technology does Telio Group use?

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Telio Group's tech stack includes Entity FrameworkMicrosoft PowerPointSageGoogle CloudWindows ServerPHPMicrosoft ASP.NETWP-PageNavi.

What is Telio Group's email format?

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Telio Group's email format typically follows the pattern of First.Last@tel.io. Find more Telio Group email formats with LeadIQ.

When was Telio Group founded?

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Telio Group was founded in 1998.
Telio Group logo

Telio Group

IT Services and IT ConsultingHamburg, Germany51-200 Employees

Telio Group is a Hamburg-based IT services and consulting firm focused on digital communications and administrative solutions for correctional facilities. Founded in 1998, the company has grown into a global organization with hundreds of staff, delivering digital systems designed for safe, humane, and future-ready operation within prisons. Its reach spans 23 countries and more than 800 facilities, with solutions deployed for over 400,000 inmates.

Its offerings are directed at advancing digital transformation in the correctional sector, supporting healthier communication, rehabilitation, and streamlined administrative workflows for staff. Across Europe, the Middle East and Africa, Telio provides tailor-made solutions through ongoing collaboration with institutions. In 2024 the company participated in the ICPA 2024 event, illustrating ongoing industry engagement.

Section iconCompany Overview

Headquarters
Hamburg Germany
Phone number
Website
tel.io
SIC Code
4812 - Radiotelephone Communications
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1998
Employees
51-200

Section iconFunding & Financials

  • $10M$25M

    Telio Group's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Telio Group's revenue is estimated to be in the range of $10M$25M

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