- BT Business
 - BT offers a range of business products and services from broadband connections to phones and office equipment, mobile communications, networking solutions, support services for business continuity and disaster recovery, and IT services. - BT Defence
- Providing communication solutions to the defence community.
- BT Education
- Working to raise educational standards across the U.K. by promoting opportunities for Life Long Learning and professional self-development.
- BT Home Monitoring
- Provides round-the-clock protection for your home and family via a wireless security system linked to an Internet-based monitoring service.
- BT Ignite
- Offers application services, content hosting, Internet services, Syncordia solutions, and more.
- BT Openworld
- Offering Internet services, broadband, and online marketing solutions.
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