Founded in 1984, the Triathlon Club of San Diego (TCSD) is one of the oldest and largest triathlon clubs in the nation — nearly 1,100 active members strong. From triathlon's humble beginnings on the shores of Fiesta Island, the Triathlon Club of San Diego has been synonymous with the sport of Triathlon.  As one of the oldest and largest triathlon clubs in the nation, TCSD is made up of athletes from San Diego and across the globe and is known as a worldwide multi-sport club leader.

With a focus on new entrants into our sport, we seek to fulfill our mission of training, education and promoting a healthy lifestyle. Our supportive and committed members create extraordinary bonds through competition, education, and social activities.

TCSD seeks sponsors who are passionate in equipping our members with the best products, services, guidance and support. We are committed to creating lasting relationships between our members and our sponsors.  We favor sponsors who want to engage with our community of athletes on a personal level and find those sponsors that are most involved reap the most benefits.

• Position yourself within a growing sport.
• Connect with a consumer base of loyal and active buyers with disposable income.
• Leverage daily opportunities to reach your audience.
• Create meaningful dialogues with strong brand advocates.
• Promote your brand with pricing and exposure models that meet your specific needs. 
• Models below based on cash and value in kind merchandise.