About
Duffy Construction Llc is a licensed contractor serving San Francisco, California, specializing in accessory dwelling units (ADUs). They hold an active B - General Building license (#1136572) verified through California Contractors State License Board (CSLB). Their ADU services include detached ADU construction and garage conversions. They serve clients throughout San Francisco County. Call (415) 529 0346 or request a free consultation online.
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Contact Information
📍P O BOX 170020, San Francisco, CA 941210020
Business Details
License #1136572
Experience1 years