
Leading service providers have been choosing Critical Path's world class technology and solutions since 1997.
Whether you’re a fixed line, mobile or converged operator, we deliver proven solutions to drive revenue, increase loyalty and delight your subscribers.
And, our service and support professionals will guide you along the way providing expertise in the areas of planning, implementation, training, marketing and more.
Get Connected with Social Address Book
Discover our feature rich address book application.

Bring your customers’ social lives right to them – wherever they are – with Critical Path's Social Address Book.

Approximately 10 million mobile phones were lost last year. Are you protecting your customers’ most important information?

Keep your subscribers in touch, wherever where they are and on whatever device they use with Critical Path's Mobile Email solution.