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Certain Software is the global technology leader for the events and meeting planning industry. By providing scalable and comprehensive solutions, unparalleled customer value, and best-in-class customer support, we have helped our customers deliver successful events around the world.

We have over 20 years experience, process more than 6 million registrations annually and service 1,800 customers in 50 countries around the world.

The Certain Software product family includes Certain events™ and Certain Registration®. Our products scale from small meetings through to Olympic type sporting events and are available as in-house or online solutions.

Founded in 1994, Certain Software is a privately held corporation, headquartered in San Francisco, California with regional offices in the United States, Australia and the United Kingdom. In April 2008, Amlink Technologies and its US-based subsidiary, Peopleware merged with Certain Software.

At Certain, we provide innovative and comprehensive technology solutions, with world-class customer service support 24/7, 365 days a year, to assist our customers in delivering successful events around the world.