We appreciate your interest in joining the San Marcos Chamber of Commerce. Please completely fill out the application below. Once you've submitted your application, the Chamber staff will receive your request to join the Chamber. If you have questions, please contact the Chamber office at 760-744-1270 or email Membership Director Eli Morales, firstname.lastname@example.org. Please note that this application is for the San Marcos Chamber in California NOT the San Marcos, Texas Chamber. There is a $25 refund fee for all refunds within 30 days.