San Francisco area Residential and Commercial Building Designers & Draftsman. We offer professional Design and CAD Drafting services throughout the San Francisco & Northern California area The San Francisco Design Group offers Professional Building Design Services for Commercial Construction projects in the San Jose, Palo Alto & East Bay area including: Building Design & Drafting, Structural Engineering, Plumbing Engineering, Electrical Engineering, Mechanical Engineering & Title 24 (Energy Calculations) for Construction Plans & Permit assistance in Northern California, San Francisco & Marin County areas. We draft construction plans for all facets of Commercial construction: REMODELS-ADDITIONS- TENANT IMPROVEMENTS-RESTARAUNTS-DENTAL OFFICES & COMPLEX. Professional Commercial drafting services.