- Geneva Technology
 - Developer of Geneva, a convergent billing and rating system that handles event based services including telecommunications, pay TV, Internet and utilities. - Harmarney International Ltd
- Offers customer care and billing services and software for telecommuications providers.
- Ryder Systems
- Bill and call management solutions for telecom companies and their customers.
- Signum International
- Independent billing analysis service for whole mobile phone management requirements including contract selection, cost saving, benchmarking, expenditure control, usage monitoring, and financial control.
- Tekxappeal
- Enables charitable organisations to receive, track, and account for donations from mobile telephones through text messages and SMS.
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