California Ocean Science Trust is a 501(c)(3) nonprofit organization. Our tax identification number is 65-1261006. Your entire donation is tax-deductible as a charitable contribution as allowed by law. California Ocean Science Trust has not provided any goods or services to your for contributions received. OST does not rent, sell, or trade your contact information.

To donate by check, please mail to:

California Ocean Science Trust
1017 L Street
#293
Sacramento, CA 95814

To donate by phone, please contact David Lawlor at 541-207-4784 or david.lawlor@oceansciencetrust.org.