A-1 Self Storage, a subsidiary of the Caster Group, is dedicated to meeting both personal and business storage needs by offering high-quality facilities, excellent customer service, and conveniently located sites. As part of the Caster Group, a longstanding family-owned enterprise established in 1959 and based in San Diego, California, A-1 Self Storage operates within a company renowned for its expertise in acquisitions, development, and management of self storage and other commercial properties across California. With over 50 existing self storage sites and ambitious plans for future expansion, A-1 Self Storage stands out as one of the fastest-growing companies in the state’s self storage industry.

Under the umbrella of the Caster Group, A-1 Self Storage exemplifies a commitment to providing exceptional storage solutions while leveraging decades of experience in property management and development. By maintaining a focus on top-tier facilities, attentive customer service, and strategic expansion efforts, A-1 Self Storage continues to solidify its position as a leading provider of self storage services in California, serving both individual and business clients with their diverse storage needs.