Polygon Engineering will help you obtain Building Permit to legalize the basement of your house as a second rentable unit. We directly deal with the city’s Registration Process to get you the approval. Our associate team of dedicated Professional Engineers, Architectural designers, Fire code experts, and AutoCAD drafters ensure that the Second Unit meets all the mandatory requirements as per the Building/Fire Code. We also have our construction team to manage your construction needs.
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We Specialize in Legalizing Basements into a Second Rentable Unit