​​SOUTHERN CALIFORNIA

Deborah M. Portuguez, Principal, Vice President

​3867 Cornell Drive

Oceanside, CA 92056

deborah@shellbuildingsystems.com

T  760-994-8369

​F  760-757-4451

​NORTHERN CALIFORNIA

Gregory L. Koepf, Principal, CEO/President

​1340 Bollinger Canyon Road

Moraga, CA 94556

greg@shellbuildingsystems.com  

T  925-376-0881

​C  925-997-0282

Structural Insulated Exterior Sheathing  |  Post & Beam Structural Assemblies  |  Fire-Rated Interior Wall Assemblies 


​OSB Structural Insulated Panels  |  OSB Continuous Insulated Panels  |  OSB STC SIP Sound Walls  |  Insulated Roof Products

Non-Combustible: 



Type V:               

The SBS 'Web Site' is currently

under construction to feature

non-combustible and other high-performance structural building assembly advancements that address  increasing code and cost challenges in the development and construction industry.


Please refer to the SBS company and product/assembly brochures.  We welcome your call for additional information.