Powered by the UK's Leading Networks
We partner with all major carriers to provide optimal coverage and resilience for your business
Vodafone
Business Solutions
Coverage: 99% UK
5G Ready: ✓
EE
Enterprise
Coverage: 99% UK
5G Leader: ✓
Three
Business
Coverage: 98% UK
Data-First: ✓
O2
Corporate
Coverage: 99% UK
Reliability: ✓
Business Connectivity
Without Compromise
Supporting organizations where connectivity underpins operations, mobility, and business continuity.
Business Continuity
Resilient, enterprise grade connectivity that protects your operations
Global Mobility
Premium eSIM and international data for seamless worldwide operations
Predictable Costs
Bespoke commercial structures with transparent, manageable expenses
Human Support
Executive-grade assistance from real people, not automated systems
Where We Differ
While budget providers hide behind automated systems,
GleeSIM prefers to answer the phone.
WHO WE SERVE
Industries We Support
Supporting organizations where connectivity failure creates financial, operational, or reputational risk.
🏢Enterprise & Multi-Site
Nationwide coverage with unified management for distributed operations across multiple locations.
💼Remote & Mobile Workforces
Reliable connectivity solutions for distributed teams, field workers, and remote operations.
🚚Logistics & Infrastructure
Mission-critical connectivity for transport, construction, and essential service operations.
✈️International Teams
Seamless global connectivity for executives, travelers, and cross-border business operations.
🔗IoT & Critical Systems
Reliable machine-to-machine connectivity for automated systems and critical infrastructure.
Let’s Talk About Your Connectivity
We work with organizations that value reliability, transparency, and human support over shortcuts and automation.
If connectivity is critical to your business, we’re ready to help properly.
Get in Touch Real people. Real answers. No obligation.