Wrenwood O'Brien Construction, Inc. serves the San Francisco and Oakland areas. Owner Sean O'Brien entered the construction trade as a teenager in Ireland. He continued to gain experience after moving to the United States, and became a licensed General Contractor in 2003.

 

Wrenwood O'Brien Construction, Inc. works on both commercial and
residential projects. They're expert at laying foundations, putting up framing, attaching siding and doing a variety of interior and exterior construction and finish work. They also remodel bathrooms and kitchens.
 

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