Preferred Modular Structures, Inc.

Preferred Modular Structures, Inc (PMSi) is a Dept of Housing licensed commercial modular dealer and a licensed general contracting firm, providing turnkey modular development to the southern California region. Started in 1992, PMSI celebrates many successful years of combining high quality manufactured commercial and residential structures with site development services to both private and public interests. Whether your needs are a small office unit, detached ADU or a multi-story permanent building, we offer the finest quality, best service and price that fits your budget.

Preferred Modular Structures, Inc offers building design services that will create the floor plan that fits your specific needs. We also provide engineering services, permit processing and construction management, throughout the entire construction process. We take pride in being a family owned company with emphasis on quality construction.

Preferred Modular Structures, Inc also offers financing for most projects. Funds are available through lenders that are familiar with modular building construction and are offered to both the for-profit and non-profit industries. Whether you’re looking for a long or short term operating lease, or a more permanent lease-to-own program, one can be tailored to fit your requirements.

If you’re “spaced out” and would like to find out about increasing or adding y areas or increasing the size of your current facilities, Preferred Modular Structures, Inc can help. Modular buildings for most types of use are available just by calling us at 1-800-606-1166 or, e-mail us today at [email protected]