Agrium signs deal with Calgary Stampede 11/2014 Calgary Stampede sponsorship opportunities are rated 93 out of 100 points by IEG—the world’s largest independent provider of sponsorship information and analysis. As a not-for-profit organization, we offer our sponsor partners the ability to get involved in the community, market their brand to a unique and passionate audience, plus host clients, and engage their employees. Sponsoring helps increase brand loyalty and sales, drive retail traffic, as well as showcase product attributes.